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Tutorial 8 - Geocap AS

1. pie Bey 2n 4 it ve 3 49 a gt D B 1 oY N Cs is a M 7 Bulk volume 8470687744 0 Try experimenting with the other options e g plane 1 to plane 2 and constant thickness Also try generating some area depth curves etc VOLUMETRIC CALCULATIONS II In the more advanced second approach volumes are calculated for a number of reservoir zones Each reservoir zone is defined by a top and a base reservoir zone grid where the base grid of reservoir zone one equals the top of reservoir zone two and the base of reservoir zone two equals the top or reservoir zone three and so forth For each reservoir zone Geocap recognizes a set of specific reservoir zone parameter grids The parameters are porosity e permeability saturation E net gross The parameters may vary laterally across the reservoir and independently for each reservoir zone For the specified reservoir Geocap will report the following volumes rock volume the volume between surfaces optionally within a restricting polygon pore volume dependent on porosity hydrocarbon pore volume dependent on saturation e hydrocarbon in place volume dependent on net gross X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 58 of 70 e recoverable hydrocarbon volume dependent formation volume factor and recovery factor Restricting polygons like for example lice
2. 0905TrainingOslo Geocap Tutorial Page 37 of 70 gt Right click on the Faults folder and select Add gt Workspace data gt closedGenFaults This dataset is the fault polygons exactly tailored in 3D to the produced Silurian grid Rename the closedgenfaults to SilurianFaultPolygons EXPORTING ASCII It is sometimes necessary to export Geocap data in ASCII format gt Right Click on the Navigation folder Survey1 and select SharedCommands gt DemoData gt ASCll Column XYZS gt Investigate the settings and export the data to the Navigation Directory as Survey1 EXPORTING SHAPE To export lines points in shape format right click on the dataset and select Export gt Shape Try exporting the coastline Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 38 of 70 Tutorial 3 Interface and Project Manager 2 COMMANDS ARE FLEXIBLE Commands in Geocap are flexible They are independent of menus and dataset Commands can be detached from a dataset and copied into a gt workflow a list of commands which are to be executed sequentially shared commands list the users own command list gt object command list commands attached to a specific dataset or folder custom toolbar the users own toolbar The free command concept gives the user a large flexibility Exercise Import hs shared cmd geocap into the Shared commands in the toolbox and experiment with these very usable commands
3. 26 900000 l 170 076 3906 7 858 934 500 26 900000 2 155 981 6093 7 855 166 500 26 900000 3 135 141 8281 7 841 072 000 26 900000 121 419 1953 7 834 280 500 26 900000 gt Calibrate point 1 2 3 and 4 to the wells on the section gt Click save and experiment displaying your data together Geocap Tutorial Oslo April 2009 AMS geocap 0905TrainingOslo Geocap Tutorial Page 34 of 70 SEISMIC INTERPRETATION AS POINT DATA Import The seismic horizon files are stored in the inbox 07HorizonData directory located in the demo data area The data is stored in Kingdom format and could be loaded into Geocap as Seismic interpretation where the relationship between the points and seismic line name sp is kept intact or as point data XYZ We will load the data as XYZ point data as basis for later gridding to surfaces Create a folder of type generic and rename it to HorizonPointData Right click on the folder and select Import ASCII Column Select all the files in the O7HorizonData directory Vv WV WV Set the header Adjust Header to 2 lines all the files are the same and all the files have 2 header lines gt Untick the Scalars tick box no need for scalar values SetCell type to Lines Setcell separation to value change in column 3 Press Execute Geodetic conversion The interpretation is in the same projection datum as the seismic data was UTM 50S Therefore conver
4. Activate the digitizer and digitize a polygon around the velocities Save the polygon into a new folder called Border grid VV VV NON Right click on the polygon and select the shared command gt Border Model Gridding of Closed Lines Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 27 of 70 gt Set the xmin 280000 xmax 155000 ymin 7810000 ymax 8007500 Set the X and Y increments to 1000 and 1000 and press execute e Border model gridding of closed lines EN ig Execution Mode Interactive Filters K i amp v Li n o Ag Project Data Jill Ml Input data are closed lines or dosed fault traces test tmp pol Erase All Linewidth 1 Color white X Display Grid Window Result Grid Specify grid x WA xmin 280000 P xmax 155000 ymin 7810000 ymax 8007500 AK Scale To Data Use Active Window Draw Window Frame Grid Increments Grid Window Set X increment 1000 Set Y increment 1000 Get current Calculate rows and column amp jn grid New rows New columns 198 Gridding Information Use the Execute button to perform gridding OX j Beate canei gt Right click on the folder and select Add Workspacedata bordergrid Gridding a velocity cube VON NON ON ON V Right click on the velocities and set the schema to Stacking Velocities Right click on the Velocities and Select Cube Gridding from stacking velocities Set the x
5. and call it TestWorkflow gt Coast Add a new command Display either by pressing the New work flow element or by cutting and pasting from the depthconversion workflow Rename the command to coast gt Etopo2 Copy and paste the SharedCommands gt 01 GRIDS gt Seabed Land command into the workflow Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 47 of 70 gt Move the Seabed Land command to the top of the workflow use the green arrows and edit it so it points to the Grids gt Etopo gt ETOPO2 dataset gt Edit the Display command to point at the coastline remember to set the sticky option on so the coastline perfectly sticks to the ETOPO2 grid gt Nav Add a new display command and browse in the 07Navigation gt Allnav dataset Rename the command to Nav remember to set the sticky option on so the coastline perfectly sticks to the ETOPO2 grid Seismic Line 1 Add the command Seismic Display and set it to display line S1 03 Rename the command to S1 03 gt Seismic Line 2 Add one more Seismic display command and set it to display line S1 O1 at 5096 resolution try browsing in a different color table for this line Rename the command to S1 O1 halfres gt Grid Add the command General Display and browse in the 02Grids gt InterpretationGrids gt 07Silurian Try setting on contours and legend Rename the command to O7Silurian Sticky Add the command C
6. events and genes information about the Geocap vigualization aowe 5n upih for an account now fo wiew the contents on this wila of seo the Coencap company pas i for mare miormahian hanwigabon a iain Pose Consul he Users Gunde amp fev formation on ussu ihe wiki soltwane a C unity poeta y ur Catani aii Getting started ma Dang a Random page TA F qam FAL dp a Medak rmlagse m ist ENON t ag Links Go Search SERE SH it umanta 1 teeibex Arles i links f pnta i Categorias rielaled changes Upload file Events Helease Noles a Printable version a Peri Bn Atlantis Release Notes Thine lotbers command reference This pape was las modified on 27 Januar 2008 3109 8 This page has been accessed 12222 Genes Prag poia AboulGepcap Discdaemems Mini Exercise Check out Articles Three letters command reference documentation Signing up on the bug tracker Geocap users are also entitled to use the Geocap bug tracker as an efficient tool of communicating errors bugs to the Geocap development team To sign up go to the web page www geocap no bugtracker and sign up X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 10 of 70 Login Username Password Save Login Signup for a new account Lost your password Get familiar with the user interface gt Read through Chapter 2 Interface in the User Documentation and get fami
7. GRIDS group of commands gt Highlight the dataset Allnav in the 07_ Navigation folder Click on DarkBlue in the 02 LINES folder gt Zoom in and observe how the lines are sticky gt Animage may be draped on top of a grid The image and grid must be in the same coordinate system Highlight the AshmoreC 150dpi dataset in the 03 ImagesAndMaps folder and double click on the Display on Sticky Surface command in the O5Pictures command group gt Turn off the Etopo by unticking the Etopo Grid or Etopo folder in the Project manager Toolbox mox a Operation Modes Shared Commands tj E oH E Demo e glee ee Double cick command to execute ee im 00 Get rid of sticky_surface um schema JE 00 Set as sticky surface E H L 501 Cultural Generic gt 53 01 GRIDS Sets sticky surface E H O eee Generic E 02 LINES Sticks E H 03_ImagesAndMaps Generic 3 03 POINTS Sticks T H LJ 04 PointsAndLines Generic B 04 Use Display tablet amp L E305 wells Wells B 05 Pictures F w L 06_Vvelocities Generic 53 06 Geodetics E LE i307 Navigation Generic 53 07 Edit and display ei L 308 SeismicAllok Seismic Lines Dj 08 sticky surface displays amp E3888camerapositions Generic Cy 10 Experiments H O 999Seismic LinesOthers Seismic Lines gt Cy 98 Private amp L qocewithFullket Seismic Lines gt 99 Old Stuff amp L1 ggseswithFulRefBAK Seismic Lines Cj DemoData i O ie399stest Seismic L
8. Generic Generic Copy and paste in the porosity found in the 02 Grids ReservoiModelPorosity into the correct Horizon models Experiment with the various type of displays and curves Try displaying a cross section through the display of a rock volume on the base contact using the Utilities gt Cross sections using Manipulator command on the layer model geocap 0905TrainingOslo Geocap Tutorial Page 59 of 70 We amp Os as t ot ie seCOSs008e Mite tt lt we wo to ol ie de OO OS OS SEO ORS D eo ITop Rock volume 5378874368 Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 60 of 70 Tutorial 10 Frequently Asked Questions DISPLAY Display a dataset Right click the dataset you want to display and select the display command you want to use If the display command is in direct mode it will display directly If a menu appears the command object is in interactive mode Set the properties you want to use and click execute If you are not happy with the result you may change some properties and click execute again In order to close the menu you can click either close or cancel Clicking close will store the changes you have done in the menu clicking cancel will not store the changes I have displayed a dataset but I cannot see anything This may be because the display window s camera is pointing in a different direction In order to make the display focu
9. Page 21 of 70 Select the General Tab and click on Execute When prompted with the Select Datum and coordinate system box select WGS84 and Geodetic a geocap messagebox GSHH 5 contains no Coordinate system and datum Please specify datum and coordinate system for this dataset Select datum WGE World Geodetic System 1984 Ellipsoid Select coordinate system Geodetic Undefined Right click on the coastline and select Display Right click on the coastline and select Scale Window to Data Right click on the coastline and select Properties and examine Dimensions and Geodetic Properties Geodetic conversion gt Right click on the coastline and select SharedCommands gt Geodetic conversions Convert the data to UTM51S using the replace option this means that he original geodetic coastline is lost after the conversion ETOPO2 GLOBAL RELIEF Import The global relief etopo2 is public domain data and is located in the inbox gt etopo2 directory located in your demo dataset directory Create a folder of type generic and rename it to Global Relief Grid Right click on the Global Relief Grid folder and select Import Generic Select the ETOPO2 dos file from the hard disk Tick the import area toggle box and enter the Area of Interest tab Enter the following ranges Xmin to Xmax 115 128 Ymin Ymax 28 to 10 Select the General Tab and click on Execute
10. Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 36 of 70 gt Press execute Ga ASCI column EN Executor Mase Interactive Fees US gi Fic rara Eme F Areders eo oro opel Deer eol tne OB Fal ks Ley eec Fanta SESW Formal dat Caordeale format Coker Additonal abkibules Import of stick faults The seismic faults also exported from kingdom are stored in the O8Faults directory located in the demo data area gt Right click on the Faults folder and select Import ASCII and select the file called Unassigned FaultSticks dat Setthe header Adjust header to 2 Tick the Z tick box to on and set the Z to File Column 4 Set the Cell Separator to File Column 3 Press Execute and close the dialogue Geodetic conversion of fault data The faults polygons and sticks are in the same projection datum as the seismic data was UTM 50S Therefore convert it to UTM51S by following the procedure described for the other dataset above Gridding with Faults Often a horizon is offset by faults It is necessary for the gridding algorithm to know the location of the faults to enable sharp breaks in slope across the fault planes Right click on the O7Silurian dataset in the HorizonData folder and select SharedCommands gt DemoData gt GriddingFaults gt Execute and save the result grid into the Grids folder and rename it to O7Silurian EN Geocap Tutorial Oslo April 2009 geocap
11. When prompted with the Select Datum and coordinate system box select WGS84 and Geodetic CX Geocap Tutorial Oslo April 2009 geocap gt gt gt 0905TrainingOslo Geocap Tutorial Page 22 of 70 Right click on the etopo2 and select Map Data and select Scale Window to Data2 Notice that the display achieved is very strange This is due to that the X and Y coordinates are in the geodetic system latitude and longitudes variations in 10 s and that the Z coordinate is in meters variation in 1000s nite To view the dataset better scale the Z to 0 0001 using the Ter option Again right click on the etopo2 and select Scale Window to Data Geodetic conversion Right click on the etopo2 and select SharedCommands Geodetic conversions Convert the data to UTM541S using the replace option this means that he original geodetic etopo2 is lost after the conversion Scale the z back to 1 or try 15 for more spectacular relief scale window to data and display the seabed and land SEG Y 2D DATA Import The demo dataset contains numerous seismic 2D lines In this example the user will import seismic lines from 4 different seismic 2D surveys The seismic lines are located in the inbox gt 03Seismic directory located in your demo dataset directory Read chapter the section about Seismic 2D SEG y t 5 Import in the main documentation Create 4 subfolders to yo
12. You may also want to modify the z scale which is the exaggeration depth and height values in the display window Geocap Tutorial Oslo April 2009 AS geocap 0905TrainingOslo Geocap Tutorial Page 46 of 70 Tutorial 4 Workflows presentation Opening and running the demo workflow A workflow can be used to carry the user through a series of tasks or in presenting data gt Open the demonstration project gt Open the workflow called O6depthconversion gwf this file is located in the workflow directory in the demonstration project area gt Press the Create Toolbar and notice that the workflow now appears as a toolbar along with other toolbars Now minimize both the project and workflow windows by pressing the small x in their upper right corner depthconversion m x C 3 id ui BR M m f d cdo Name Category v ie Slidel General v E Slide General IM ic Slide General MM icy Slide4 General MM iy Slide5 General 7 g Display Commands 7 g Display Commands E I5 Text Presenter Commands 7 d Display Commands gt Press the Go to first executable element and try executing the workflow step by step gt Open the project and workflow again by selecting them from the View menu Creating a new workflow gt Press File gt New gt WorkFlow to create a new work flow Put the new workflow in the workflow directory
13. by nie clicking the scale button in the toolbar TT and dragging the z slider Geocap Tutorial Oslo April 2009 Point at the cursor somewhere at the displayed seabed and press the v value key on the keyboard Point the cursor somewhere at the displayed seabed and press the x set focal point on the keyboard ENN geocap 0905TrainingOslo Geocap Tutorial Page 13 of 70 D lt WD U M U D P ty Select Help gt Keyboard Shortcuts Pay special attention to g PLP y yr w s x MED and 3 Display the dataset O8 SeismicLines by right clicking on the top folder and selecting the object command SeismicOutlinesDisplay Check and uncheck the checkboxes you see to the left of the displayed items You can also check and uncheck the folders containing displayed items Zoom in by right clicking on the mouse and moving the mouse in an upward direction on the mouse mat Pan by pressing down the mouse wheel on the mouse and moving Hs Identify a seismic line shown by selecting the Locate project object from graphics icon on the top row of icons and click the cross hair on seismic line of choice Right click on the seismic line in the project manager and choose the Seismic Display command Activate the Navigator by clicking on the Navigator icon on the top icon row Experiment Far navigating using the navigator Notice how the displayed items are shown and hidden from the displ
14. it can be generated inside a dosed boundary The layer model has to be initialized into Workspace first Input data Activated layer model emoProject 02 Grids InterpretationGridsToMakeCube Input optionally a closed line to define a boundary Generate 3D isopachs within a closed boundary Select a closed boundary line Select number of 3D isopachs Specification of which isopachs to generate 9 Generate all Generate a selected number X AM 5 Generation options for isopachs Selectisopach type Display option for isopachs Topisopach surface aane Snootnes Opacity isopach skirt o7 V Display Specify where to save the isopachs in the project Ei swe nem Press Execute to generate the 3D isopachs e j ee J cw gt Try generating a cube based on the layer model G3 E GeocapDemoProject 02 Grids InterpretationGridsToMakeCube Specify grid window xmin 227700 ymin 7815100 xmax 117300 ymax 8000100 zmin 0 zmax 4500 Grid Window Grid Increments Set X Y Z grid increment 500 Rows and columns and layers in grid Set dimensions Rows 691 Result cube Result cube is saved in workspace or project manager cubegrid Status cube generation Use the Execute button to perform cube generation Beute cae Geocap Tutorial Oslo April 2009 AGN geocap 0905TrainingOslo Geocap Tutorial Page 52 of 70 Then save the cube generated into the xxtmp folder it is
15. ooiiis at et EIU Ud Roque iS me Seti Qu coe Bor e pMOIduM MIS Edu EN 57 Tutorial 10 Frequently Asked Questions 1 eee eee eene eene enne sns here se sese ese se sese eun 60 ZI X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 6 of 70 DI PLA 60 BSE E EES E SOU E E Dm 60 have displayed a dataset but cannot see anything ssssssssereseressressrrrssressressrreesseresreseerssereseeee 60 Toggle on and off graphical ClMeNts cccccssscccecceseccceesececeesecceceenecceseescceseuseceeseeneceesegeceetenseeeteas 60 Pelc einean CNS lay M e I 60 dear al ErP ereraa E eee ee ee eer 60 EVER VE LOOKS Tet ea E EEEE EE E E E E TE 60 See depth data read in lat lon coordinate system ccccccesscccceeesececeeeccceeuseceesaeseceesuneceesauecetsueneess 61 Switch between 2D and SD ImodG ssiosoeae suoi ie sax aste ao eaae y on vend EEEE E E EEEN ust uns ax vas dS n SES 61 Display endin TUN GO tal ERE 61 DOU GS FOC al ON sa geasose teccna ane ae gene g aman swseay end 61 WSS COPS ICY SUNT AS M EIE PEE 61 PROJE ur eras 62 PY eC aac E we vcs saan em 62 Send a project to SOMEONE E1SC ccccesccecssccecesececeneccceneceeenceeceeceeeecee
16. the ranges at the frame changes to the values of the coast line It is possible to store more parameters than that of XYZS Such parameters are called field data gt Right click on a velocity dataset and select Table View to investigate the field data for the Velocity Dataset 5 H93B 011 6 1 31 753662 1 317 753662 1 317 753662 1 317 753662 1 317 753662 1 317 7530662 y 7 948 068 500000 7 948 068 500000 7 948 068 500000 7 948 068 500000 7 946 068 500000 7 946 068 500000 7 948 068 500000 221 000000 346 000000 464 000000 667 000000 734 000000 896 000000 1 136 000000 5 1 509 000000 1 546 000000 1 659 000000 1 916 000000 2 014 000000 2 222 000000 2 444 000000 SP 2 213 000000 2 213 000000 2 213 000000 2 213 000000 2 213 000000 2 213 000000 2 213 000000 2Dline H33B 011 H33B 011 H33B 011 H33B 011 H93B 011 H33B 011 H33B 011 L7 See 0 7n4mnceo Ennnnn 4 34t nnn 0 zr nnnnnn 3 371o0413nnnnnn Lian n1 Set project properties Copy to Clipboard The project properties may be set using this button in the project toolbar You may set the project window and background color In order to set the project window you should scale the window to a dataset covering the entire area such as etopo2 Right click etopo2 and select scale window to data In the project properties window you may now click the button Use Current under data window
17. 0905TrainingOslo Geocap Tutorial Page 1 of 70 Geocap Tutorial INSTRUCTOR Anders G Finstad 47 95195499 47 22955663 anders finstad geocap no Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 2 of 70 Contents Introduction Documentation and We D ccsscssccssccssccsccssccesccesscesccnscnsccesscessseccenscesscescoescsccessaessoess 8 Opening the user documentallOD suesesieestersneotetu cs edensikxe iuri t rx Ex Pewns ta usse uere Yos aw EE ROUES uS NER Praten 8 The documentation is also available from inside Geocap cccccceeseccceceseceeeeececeeeececeseusecesseneceeeeees 8 Registering on the Geocap web page ssssssseeeeennneeennennenee nennen enean nennt nns esae ena 8 Registering on the Geocap gt Wiki esses nnne nnne enne nnne na 9 SIBhIBDS DD OB the DUE trac BE usines a arene er ee ren cui edi US Ie ere eee ene 9 Get familiar with the user interface ccccccsssssssseeeccccccsaaesseeccccccceeseaesseeeeeceessueeasuseeeceeesssuguaseeeeeeeess 10 Enable the course functionality sees tsus qus k ee gebat ru peni UEGSuDEnrESS a Ee dre IPEA ds 10 Tutorial 1 Interface and Project Manager 1 ccscsscsccscssceccsccscecceccccecceccccecsececcsccececcscescsccscescses 11 GETTING STARTED USING THE DEMO PROJEC irse ses eectsseverebeseuvsve o euenev nae E aUa Re ere EE ew e EeR e IIausR 11 Pena OC b NEU m esau E oroetsec vow esau AE 11 Get fam
18. 905TrainingOslo Geocap Tutorial Page 62 of 70 PROJECT Open a project In order to open a project select file gt open on the main menu Browse to the directory where the project is located and select the db file in this directory Next click open If you want to open a project which you have opened earlier you may find the project under File gt recent projects If this is the case click the entry under resent project and the project will be opened Send a project to someone else If you want to send a project to someone else you may simply copy the project folder with all it s contents Store a backup of a project If you want to store a backup of a project you can simply store a copy of the project folder with all its contents Import data Right click the folder where you want to store your data and select import For points lines images or grid data the folder should be of the type Generic If the data is in ascii column format select the ascii column reader For any other format select the generic reader The generic reader will normally automatically detect the file format If you want to import seismic lines the folder type should be seismic lines This folder type has import commands for seg y data For more information about import see the main user documentation Convert data to a different coordinate system Geocap can convert datasets between many different coordinate systems and datums You should u
19. Try exporting some commands selected using the Ctrl key and the save option on the top of the dialogue Shared Commands a E oli Double dick command to execute Name Operation Mc if a ae Workflow A workflow is simply a pre defined list of commands which can be executed one by one or all The commands can be set to gt interactive modus where they open up to give the user a chance to browse in the dataset on which the command is to be executed and to set the command parameters gt direct modus when the command executes directly a dataset in an open Geocap project must be pre defined A workflow can be used to carry the user to a series of tasks or in presenting data gt Open the demonstration project not the one we have created in Tutorial 2 gt Open the workflow called O6depthconversion gwef this file is located in the workflow directory in the demonstration project area gt Try executing the various groups of commands Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 39 of 70 Shared commands Geocap gives the user the ability to build a library of commands independent of data When double clicked the commands are executed on the current highlighted dataset Click on View gt Toolbox and select the Shared Commands window gt Highlight the Etopo grid in your project manager gt Double click on the command Seabed Land in the 01
20. Wells folder situated in the demo data area on the disk gt Right click on the well folder and select Import gt LAS and select the file called Well5 las gt Enter X 118 2245081 and Y 18 67101028 Select all the curves and press Apply and then close the dialogue Import well File name Well5 las Well5 oi 20 118 2245081 18 67101028 Operator Deviation type None Geodetic conversion The wells have been imported in geodetic coordinates and need to be converted to UTM51S Perform the conversion in the well folder as described for the other dataset Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 30 of 70 MAP AND CROSS SECTION IMAGE Import The maps and section in are located in the inbox gt Maps directory located in your demo dataset directory gt Create a folder of type Generic and rename it to Maps Images gt Right click on the folder and select Import Generic and browse in the file called AshmoreC 150dpi tiff from the disk gt Uncheck the Specify import area gt Select Execute When prompted with the Select Datum and coordinate system box click on Undefined This picture has no coordinate system as it is oriented in pixels E geocap messagebox GSHH5S contains no Coordinate system and datum Please specify datum and coordinate system for this dataset Select datum WGE World Geodetic Sys
21. ainingOslo Geocap Tutorial Page 26 of 70 2 518 1639 1001 a7R 4056 1001 3 708 Cell type Separate cells Separate data setg Separate folders Points Value change No separation No separation OK Execute Cancel The other way is to use the Geocap scripting language to quickly merge all the velocities into one This is done by the using the following script project getdata gets the data from the project mhi allvelocities app moves and appends the velocities to highcore memory called allvelocities By executing the script on the folder containing all the velocities all the individual folder children velocities are appended to dataset in highcore To see the newly created dataset examine the workspace in the toolbox Right click on the velocity folder and select SharedCommands MoveToHighAndApp gt Then Rightclick on the velocity folder and select Add gt WorkspaceData gt dataset Rename dataset to AllVelocities Making a border grid to control the cube gridding In order to get full control of the cube gridding it is recommended that the user created a border grid A border grid is an empty grid that controls the gridding of the final grid Display the velocities AllVelocities and move into 2D view Scale the window to the velocity data Type the command ewi in the command shell to expand the window a bit Then display the window frame using the m button on the top of the Geocap window
22. ata so that he she easily can see which geodetic properties the dataset has e g Coast_Geodetic Coast_UTM52S Alternatively the user can group the data into subfolders where the folder name shows what projection the data is in Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 19 of 70 In the demo project we now are going to construct all the data shall be converted to UTM Zone 51S with the datum WGS84 EMPTY PROJECT STRUCTURE A new project with an empty folder structure can be created by from the main menu under File gt New gt Project You should select General as project template and specify the name of the project and where you want to save the project data A folder will be created in the folder you specify This new folder will hold all the project data B New Project al e Select initial folders Folders can also be created later Category Select All Mh Ey Collection ERES F Color Tables Deselect Al iy Commands Iv iE Generic i Horizons Iv it Images E Interpretation When prompted with the initial folder selection select the folders shown above gt Rename the Generic folder to Cultural Data The following data types will be imported into the project gt Coast line global gt Etopo2 global relief grid 2 by 2 minutes resolution SEG Y 2D Seismic Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap T
23. ay window Notice that by checking and un checking the first level folder 08 SeismicLines or 02 Grids all dataset displayed under this folder are shown and hidden gt Try executing the different camerapositions in the 888camerapositions GrandTour folder by right clicking on them and selecting view gt lt Try executing the shared command FlightTour by right clicking on the 888camerapositions GrandTour folder and selecting shared commands FlightTour Project Hame Schema Type Robe a L cy Cubra Dmie Gare cy Grid ina Gare EE Eeo Genetic Generic Geup M ip E F ETOO Seabed Surface teuctured Poets Crop M O BilieincoinTwT Seructuned Ponts Structured Ponts Group de EI feasa 9 Display it Structured Ponts Group T nip Voipluny Fini T LE eee d Mapu e mii L1 reser Expert j pod Car eS et L C8 IeageiAndd imperi Gore L GH Probie Gare i O yos wei Edst Schema Commands Wels 0 or whata kem Commands E yo Hanigaton I ansi t F E m Shared Command I Agen Narigatien La i Dleysaeeyi LE Workflows Fight Tour Pe i mmn Add s EA CAMEE in a a L1 Cures cu un m z 1 UOA Serl i i ar Lingle k a LJ cm Jnicrjeetab Ory B MevreTohgivindAge L Casancameraneosi W TranslateData o LI pypiceceefes oe nem n i L iren Generic Gnxp M x L1 Giydin Generic Group ie O Girona Muitiple Generi rapid L1 Caos crasse fat Schema Generi Grows M O oscubegre Gne Group H s C iiem A Delete G
24. called cubegrid in the workspace Setthe schema to cube gt look at the cube using the manipulator and also using the colour table made earlier called 6Layers LxecutenMode intacve D Pres oe PLl w Oe mae oo m m Menu for manipulator display of cube shoes Selected cube from the presect Spei GeocspDenePraeet me cubegnd Lom Min r nee ver 0100 Errina Frame Opacty d Set manipulator plane drecson normal to axis pium T Y iias Manipulater levels Kievek Y evel 2 Specify which color table ha use D Stared O femen o Mame apei en at Range entar tabte El mameperentsutsderange Cueriegend Permanent map Une contours increment LJ i FF i oon meae Gm Tutorial 7 Depth Conversion DEPTH CONVERSION OF SEISMIC DATA Geocap can depth convert seismic 2D and soon 3D First copy and paste a seismic line of your choice into the seismic line folder called Seismic Lines in Depth Then right click on the line and select Depth conversion of seismic command gt Browse in the pre made velocity cube in the 06_Velocities folder called cubegrid and run the depth conversion Remember that the depth converted seismic is stretched so it is most often necessary to increase the resolution of the depth converted grid Geocap Tutorial Oslo April 2009 geocap DEPTH CONVERSION OF SURFACES Geocap can depth convert surfaces in a folder a Depth
25. ch appears and drag the z slider bar AE Mult value Lx o fio din pio z 4 Joon fone Default Close This will scale the depth values down to the same order as the lat lon values and create a better display You may need to scale the widow to the dataset and re display after you have preformed this action Switch between 2D and 3D mode In order to switch between 2D and 3D mode click this button ma Display grid in full detail Set the window in 2D mode and zoom in on the area where you want to increase the detail level While in 2D mode re display the grid After the grid has been re displayed you may enter 3D mode again Set the focal point You can set the cameras focal point on any point on a surface by positioning your mouse cursor on the surface and clicking the x key on the keyboard Use the sticky surface In order to drape points and lines on the sticky surface you need to do two things a set the sticky surface by right clicking the grid you want to use as a sticky surface and select copy to sticky surface b Make sure that the display command you use to display the points or lines has the sticky surface option checked Then execute the command on the dataset The sticky surface will stay as the sticky surface until another grid is made the sticky surface or the sticky surface dataset is removed from workspace EX Geocap Tutorial Oslo April 2009 geocap 0
26. conversion of seismic Execution Mode t Filters e E Seismic section to be depth converted Demo 999Seismictmp PG93 1020 Data type of seismic line VTK CHAR Vertical resolution and seismic grid size Number of samples 1560 Max time value 10000 Size of grid 1560 X 5017 Enter stacking velocities velocity cube lookupcurve or constant Demo 06 Velocities 02PG93 P93 1020 Range of depth conversion Specify to which depth to perform depth conversion 10000 New vertical resolution and seismic grid size o N o 0905TrainingOslo Geocap Tutorial Page 53 of 70 Li Time interval ms 6 Use Number of samples 1560 Depth interval 6 000 Size af grid 1560 X 5017 Option for depth conversion of outline boundary Depth convert outline boundary Depth convert only outline The depth converted outline is saved in workspace as outline depth The depth converted seismic section is saved in workspace as seismicorid seismicgrid and outline depth see the changes in depth Examine the Geocap workspace and observe the depth converted grid and outline stored as Right click on the copied line and assign the seismic grid data and outline depth outline Display the original and depth converted seismic for examination use v on the keyboard to gt Copy the subfolder to the O2 Grids folder called InterpretationGrids and paste it with the new name InterpretationGridsInDepth Make sure
27. d browse in the testposition gt Text Presenter In slide 1 add the command TextPresenter and move it to the top Add some sensible text gt 3SDText In slide 2 add the command threedimensionaltext and put the text Silurian Make sure the command points to the ranking grid and set the cursor position using y to set the cursor gt Logo in Slide 1 add the command Image and Logo and let it point to the logo in the project manager in the Images and Maps folder Set the coordinate position in graphical 2D mode using the X button PS one has to press X twice lower left and upper right before pressing update PROGRESS SO FAR tstworkflow G gt i a M 90 rj Close Name Category 4 Slidel General J T3 Slidel Text Commands v ab Image and Logo Commands v E Seabed Land Commands J P coast Commands J 4 Nav Commands J EE H93B 10 Commands 4 EE H93B 11 halfres Commands 4 VO Slide General 7 H EtopoOff Commands J li 07Ranking Commands v dE Copy to sticky surfa Commands J Wm Faults Commands 7 Flight Tour Commands v Ranking Commands Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 49 of 70 Tutorial 5 Plotting map production Geocap can produce high quality plots with complex content Read about plotting in chapter 11 in the user Manual Select Help gt Help Contents gt Tutorial gt Chapter11 Pres Part Tutorial Nex Chapte
28. e lower half gt Itis possible to make your own toolbars Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 16 of 70 Clear graphics hs Zoom Clear previous display l Axis aligned view Toggle 2D 3D mode Toggle isometric perspective mode Ho Tl y Toggle Z axis up down c i zZ bt x 7 Multiple viewports gt To activate the multiple viewport icon press the BH on the top menu bar By double clicking in the fourth square 4 tiles are produced gt The viewport control stays open throughout the process of producing the viewport images Theactive viewport is the one which is marked in red gt Itis possible to link the 4 viewports Multiple windows and the connect option gt Itis possible to produce several windows within one tab as it is several viewports in one window The windows can be connected and disconnected using the found on the top menu bar The windows can be tiled horizontally or vertically using the Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 17 of 70 Windows Execute Plug Ins F Command History Cascade Tile Tile Vertically Geocap 1 Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 18 of 70 TUTORIAL 2 CREATE A NEW PROJECT AND IMPORTING DATA A NOTE ON GEODESY When assembling data into a project from different sources it is not unco
29. ecceccscescececcecsecsccscescscescescces 38 COMMANDS ARE FEEXIBLE c 38 mice e E E 38 WOK UON oinin E E E E E 38 SPEC ON NNI e E E EE A A AET ee cee EE 39 Item t ominafids as iae E R EE EEEE EERE ED IE NEM M aac 40 Schema commands edil esensina 40 WORKSPACE AND COMMAND SHELL ccsnceetedstesenadicsars SOS ORI THUE OUR aceteanutcanasentadettanenoanseanauencseer ean 41 MI ES AOU KSDSEBL oiseau pm E tiene poo iussi aa nd saan ne EMI n EA aw ems PM DU 42 ll e nee 42 TOOLBARS FIND COLOR TABLES f 43 TOS NR 43 ele e 2 oe m ee ee 43 ZU Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 5 of 70 ES CS M 44 TABLE VIEW AND PROJECT PROPERTIES isc ecesaesaiseva e docto tinea sut Caere gute ree bRo t ue cedan eu beg oss uet pentes 44 IERI A 44 ei uMelgej eme pee us T TC T I UU Tm 45 Tutorial 4 Workflows presentatiOn cscsccsccscsccsscsccccsccsceccsccscecceccececcececcecsececcsccscsccscescsccscesceses 46 Opening and running the demo workflow esee nnne nnns 46 Creatine ame Ww OW ac
30. ed gt Repeat the procedure for Survey 2 3 and 4 Geodetic conversion The seismic data supplied is located in UTMZone 50S This means that we have to convert it to 51S in order to efficiently be able to display the data together with the other data in the project gt Right click on the folder containing all the seismic lines and select SharedCommands Geodetic conversions gt Convert all the seismic from UTMBOS to 51S Be careful to read the messages from the Geocap Tutorial Oslo April 2009 conversion dialogues before proceeding Since Geocap does not know the projection and datum of the seismic the user has to tell Geocap that FROM is 50S and TO is 51S geocap 0905TrainingOslo Geocap Tutorial Page 24 of 70 SEISMIC NAVIGATION Import The navigation for the 4 surveys is in P190 UKOOA format and is located in the inbox gt O4Navigation directory located in your demo dataset directory gt Create a folder of type Generic and rename it to Navigation gt Create Subfolders of type generic one for each survey gt gt gt gt Oo Surveyl O Survey2 Oo Survey3 Oo Survey4 Right click on your Navigation folder and click on Copy Then paste the copied folder hierarchy into your project manager and rename it to Velocities this saves us from making the folders again in the next chapter when we import seismic velocities Right click on the subfolder Survey1 and select Import gt UKOOA La
31. eeeeseceeseneceseneeeseeessuneeeteneeesens 62 Store a Dackul or a DTO EC orsa test iu vata fum tps Get RIEN EP dn IE IM NE SNR ICE 62 LALE EO irs MNT T o 62 Convert data to a different coordinate system ccccceescccceeesececcenececceesccessussececsusececsuueeeesaueecesaenecss 62 EXDOPE OO n tatu iu UC MEE DID E T E E a 63 Whata commando Te ERES 63 adr ES Ee a ROUTE E 63 Change theschema ola datae larron r E Putat ml CU ere Dont dE 63 VORE FLC Y M S 63 Open AWK OW enap M 63 AWOrKHOW aredd y ODEN Mmmm 63 ZI X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 7 of 70 Execute one element in a workflow 2 ccccceccccecccceccsceccececcsceccecuccecscscueesceuecseaecseuscususcesusceseecseaseuees 63 Execute all elements in a workflow ceeeeeeeeen n nen nennen nnne nter erre essere nare ras 64 Add new elements to a workflow c ccccccscscceccccsccecsceccscscscuceuceecseaecsceeecseecsecscuesscusuecseeecesaeceeescuens 64 REPITITION AND LECTURE NOTES ccccccscccccccsccccccccccccccccccccccccccecccceccsccccecceccscccccccccccccccccceccccccs 65 Ho Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 8 of 70 Introduction Documentation and Web Opening the user documentation gt The user documentation can be viewed in a regular browser You can open it from the windows start menu in the Ge
32. efault Default 3 Seismic Lines E Color Table Default Default Remove 3 Horizon Model Default Default f Ihorizon Default Default Image Default Default iH Log Default Default Script Default Default EJ Seismic Cube Default Default 2 Seismic Line Default Default Coa Text Default Default od Vertical Calibrated Image Default Default B V E X A 9 5 amp 4 i r G Volumetrics Model Default Default Image Data Default Default POUR SIR command to edit SE ipiis xin em siia Mame Default Operation Mode rectilinear Gri efault aut cmm E i 5 Structured Grid Default Default Ned v S structured Points Default Default E Import F B Uniform Grid Default Default E Export F J Unstructured Grid Default Default E3 Well Default Default Cani Click Edit gt Schemas The data types are listed on the left and the commands on the right N Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 41 of 70 Click on the Seismic Lines folder and observe the default commands for this folder These are the commands that are shown when right clicking on a Seismic Lines folder Now click on the Seismic Lines data element and try editing the Seismic Display command default by double clicking on the command Set the Resample factor to 50 Add a new command Seismic Display Rename to SeismicDisplayFullRes Try clearing the screen for graphics and tick several seismic lines W
33. en in the main menu Browse in the workflow file and click open If you want to open a workflow which as been opened in an earlier Geocap session you may simply select the filename under file recent files in the main menu Workflow already open If you have closed a workflow by clicking the cross button in the top right corner the workflow may be re opened by selecting it under View in the main menu You cannot have two workflows with the same name open at the same time Execute one element in a workflow You can execute any element in a workflow by right clicking the element and selecting execute If you execute a folder all elements in the folder will be executed Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 64 of 70 In order to execute the next checked element in the workflow you may click this key in the workflow tool bar After the element has been executed the next checked item in the workflow will be highlighted and this element will be executed the next time the button is clicked Execute all elements in a workflow In order to execute all the checked elements in a workflow click this button in the workflow tool bar The workflow will not stop the execution before all the checked elements have been executed Add new elements to a workflow New elements may be added by clicking this button in the workflow tool bar d Another alternative is to copy elements from the sa
34. hen ticked the default command is run display with 50 detail Try showing a line in full detail using the SeismicDisplayFullRes command which will appear when right clicking on a seismic dataset Full Resolution 1 M 50 res WORKSPACE AND COMMAND SHELL The Geocap workspace is essential in Geocap usage The workspace is the Geocap memory and in contrast to data in the project manager data in the workspace will be wiped the moment the Geocap program is closed It is therefore important to save data from the Geocap workspace into the project manager when one wants to keep it Many command objects in Geocap for example the gridding command leave their result in the memory This is useful in that the user can run the command many iS Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 42 of 70 times until the desired result is achieved and then save the data into the project manager The contents of the Geocap workspace are shown in the Toolbox The workspace Click on View gt Toolbox and select Workspace Right click on the etopo2 dataset in the project manager and select Copy to workspace gt Right click on the 999tmp folder and select Add gt Workspace gt Etopo to move the ETOPO dataset from the workspace into the 999tmp folder in the project manager The shell Geocap has in built a command language allowing the user to i
35. hical position is in the reference to seismic line name and shot point It is therefore necessary to assign navigation to the velocity point data This is achieved by matching velocity data with navigation It is possible to assign navigation line by line or folder by folder Right click on the Velocities folder and select Shared Commands gt Assign Navigation Select the Navigation folder Click OK and the navigation has been assigned gt Try right clicking on the velocity folder and map the velocity data A note on assigning navigation to seismic data It is not unusual that also seismic lines SEG Y come with erroneous or no navigation in the trace headers As long as the navigation is present separately this is no problem The user should import the seismic lines as usual and then assign the navigation using the procedure described above for seismic velocities Merging all the velocities to 1 project item At present the velocities exist as many project items one for each seismic line While this has the advantage that is it easy to display one velocity section it is not suited for 3D gridding In order to grid all the velocities into a 3D cube we need to gather all the velocities into one project item It is possible to achieve this in 2 ways The first is to reload the velocities but this time WITHOUT the option to separate data on value change in the line name column Geocap Tutorial Oslo April 2009 geocap 0905Tr
36. iliar with the project and data display ccccccccssssececeseccecensccesseesececseeceesesecesausseceeaeneses 12 EES EEA OS NN 14 CY ACTIN TOC Sense enden iPeR PME D A UN RUN ruo UM RUD Eme M PRU EINE U 14 FOET YO MERI 14 Creating new windows and tdbS ase idisesacibu anrea nac itat trtt de usu d CEU bl PIU e eH E 15 MTC ONT dor FS T ancniancaaseimacuareeuataena casas aeucencnatauiae aconue easiavtoantaadeaacars 15 AYU bat CR I3 TOTO BS T E EET T T m m ee 16 Multiple windows and the connect OPTION ccccsescccsssecccesececenccceesceeeueececeueceseeeeeescessueecessueeeneness 16 TUTORIAL 2 CREATE A NEW PROJECT AND IMPORTING DATA ssccsccscceccsccsccscceccsccccecceccecceccesceccesceccescnsoeees 18 nw ene EcuieobDIOS 18 EMPTY FPROJECTFSTRUCTURE He 19 COASTIN XX X 20 lus e T H 20 Geocap Tutorial Oslo April 2009 geocap Assigning navigation to velocities ccceseccesceceeseceeeseeeeeneeeeeeeeeneeeeees A note on assigning navigation to seismic data eeeeeeees Merging all the velocities to 1 project item eene Making a border grid to control the cube gridding Gridding a velocity CUD sseieccisote irai sos
37. ines gt Interactive Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 40 of 70 Item commands The commands can also be attached directly to a dataset gt Right click on the Shared Commands gt DemoData gt GriddingNoFaults and select copy gt Then right click on the dataset O04 PointsAndLines Interpretation 02BaseProgradingUnits and select ItemCommands Edit gt Select paste and the command is copied onto the dataset Many commands in Geocap have complex settings for example the gridding command and it Is valuable to be able to save a command with its settings onto a dataset Schema commands edit Not all Geocap commands are suitable for all data For instance the commands for Gridding are not suitable for a seismic line For this reason Geocap has a overview where the relationship between data folder types and commands are listed a Type Schemes Ax a 6 H x Mane Category cias Name seismic Lines ij Camera Default Default 53 Collection Default Default Description Folder for seismic data Color Tables Default Default 2 TONNES Default Default Category Default Version 1 0 5j Generic Default Default Pixmap Ey Horizons Default Default en Cj Images Default Default io Clear C Interpretation Default Default 3 Models Default Default Target types i Scripts Default Default SS S fan Seismic Lines Default Default Type Add c3 Wells D
38. ing Plugins Determine plugins to be loaded at startup A plugin gives access to domain specific functionality You can change plugin settings anytime by clicking 7oals gt Qptions Package The Custom package allows for any combination of plugins Plug ins 3D Seismics Image Georeferencing Prospect Analysis UNCLOS Article 76 Toolbox o amy jJ eJ Tutorial 1 Interface and Project Manager 1 GETTING STARTED USING THE DEMO PROJECT Open a project Open the Demo project which has been provided for you A project is opened by clicking File gt Open on the main menu A window similar to the one below should appear GeocapDemoProject D By Project LJ o1 Cultural U ig302 Grids LI 303 ImagesAndMaps O 04 PointsAndLines LI ig305 wells LI 306 velocities LJ igyo7Navigation O 3085eismict ines OF O9Interpretation Geocap Tutorial Oslo April 2009 Schema Type Generic Generic Generic Generic Generic Generic Generic Generic Wells Wells Generic Generic Generic Generic seismic Lines seismic Lines Interpretation Interpretation Generic Generic geocap 0905TrainingOslo Geocap Tutorial Page 12 of 70 Get familiar with the project and data display Navigate through the folder structure and notice how folders and datasets are organized You can browse through the folder structure by pressing the small plus sign to the left of the folders Da
39. liar with the user interface gt Usethe mouse in the display window to zoom pan and rotate the view in the display window gt In addition you may use the mouse scroll button to exaggerate the z values Enable the course functionality We need to make sure that the needed functionality for the course is available by checking that the needed plug ins are loaded Plugins Geocap main includes plotting geodesy includes zones gridding mapping volumetics drainage Oil and Gas wells amp tops geo presenter tools amp work flows shelf analysis foot of slope determination boundary UNCLOS Article 76 Toolbox determination law of the sea cross section profiles 3D Seismics 3D seismic not interpretation Depth Conversion depth conversion of surfaces Seismic Depth Conversion depth conversion of seismic data 2D and 3D Prospect Analysis Prospect Analysis and statistical calculations Montecarlo seafloor Singlebeam Singlebeam XYZ processing seafloor basic seafloor basic XYZ and CUBE processing toolbox seafloor multibeam Multibeam processing Image Georeferencing Calibration of map cross sections image import Geocap 4 gt Open the Geocap Settings menu under Tools gt Options in the Main menu gt Inthe plug in section make sure that all plug ins are selected gt Click Apply Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 11 of 70 Section General Data Graphics Script
40. ma I FU EE Ur a Depth converting the surfaces grids using the velocity cube Import of wells ASCII cccccccsssecceccesececeeescceeeeeccesseaecesseneceeseeseeeeeas IinDOrt oT Wells LAS oecesvissntie S assi ted edo iie Los ono MEI sees dot Mo EOFUR UK TUUS Geodetic CONVELSION PRINT E IEEE MAP AND CROSS SECTION IMAGE seccntelauce kei Urn Rav ERES db ERI Vau b Geocap Tutorial Oslo April 2009 0905TrainingOslo Geocap Tutorial Page 3 of 70 0905TrainingOslo Geocap Tutorial Page 4 of 70 Calibration of vertical sections IMAGES cecccceseccceeeccceeccceecseeneceeeuececeueceeeueeeeeneeesaueceeeueseteneeeeees 31 SEISIMIE INTERPRETATION AS POINT DATA iiie citscosie tore eee eet lUe ao pue Sup eL onte uve br E orte See pepe pe 34 POUR ON cero RU se sro UU M 34 Geodetic CONV CFS e RP ETE o OO UO IE 34 Grdan eTiboTdUll en Pans IRUHE SIRE RIDERE Hoi CUR eoE Sex ARS s aniect EE CUR UIS ET 34 225 NER 35 import OT taul POW SONS NETT ETT TS 35 POr Or UGK TAUN NINE 36 Geodetic conversion of fault data cccsssssssscecceccccccceensneaansaaeeessssssseeeeeeeceeeeeeeeeeeaaaaeaueessssseseeseees 36 Gideon wita FSUIES o i s AE nat senate E E 36 EXPORJIING ASC eini EE E E A E EEN 37 PA PORTING S RAPE aniren E E E E EEE E E EN 37 Tutorial 3 Interface and Project Manager 2 cscsccscsscsccsccsccccsccsceccsccsc
41. me or other workflows Commands from shared commands in the toolbox or from a schema may also be copied and pasted into a workflow After an element has been added to a workflow you may set the input data and set its parameters by right clicking it and selecting edit in the pop up menu Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 65 of 70 REPITITION AND LECTURE NOTES ZI X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 66 of 70 EC X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 67 of 70 EC X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 68 of 70 EC X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 69 of 70 EC X Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 70 of 70 EC X Geocap Tutorial Oslo April 2009 geocap
42. min 280000 xmax 155000 ymin 7810000 ymax 8007500 ymin 0 and ymax 9500 Set the X Y and Z increments to 1000 and 1000 and 500 Under Grid options browse in the border grid Execute Save the border grid into a folder it is saved in the workspace as cubegrid Set the schema of the cubegrid to cube ZU XN Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 28 of 70 ERG aa SN Eee gt H Esci Lover Medel jj z b El fee truces tari F Cube gridding lerem stacking velocities EE E Elea rures Pel rm rir L3 Coyaridedepit fseneric xacoben Made aac FA Co B wol Lo Loreruenan t Gariri LJ ps Dreger oa ge ES a E O areas Giir g Eirago Derer Propect Da n a i Gorter Trl de doo bey LI eee tin aeris Lines Soke sous oe Pid data gitrbuste RE i E Gyi a Select atibus wu aal z L cm Gores m an h LI E305 Poly Dais 1 21 eir A ana cel ace Pa T D 4m DO znr ond Eire Grd ptor Cube Orion Brail Gute cir O seamen Laity grad err L cama inl xeu PSD Oo xL be a guam Aho LJ amd pee eaa T 0 qomme idcm O eae Ll asm D animos eS 8 005 0 5 1 88 Ume Acton W aces accen T4 rai LJ eam L1 aeuo at ama Dama aen i grid rus emerit E gu aaa L0 7 072 E n a Cetus ped id Cotes aee ever i ig ele m E no mrs ridding Inf on he Pe Beet bitin be See rnm pricking E Entit Cancel Mini Exercise try displaying the cube
43. mmon that the data are in different datum and projections For the data types that are to be loaded into this demo project this is the case some data being in UTM51S some in UTM52S and some in geodetic coordinates latitude and longitude A Geocap project has no restrictions on how the user chooses to store the data Therefore the data can be loaded and kept with their input geodetic settings However in order to visualize and work efficiently with the data it is necessary that the data is converted to the same projection datum This can be done in 2 ways 1 The data item in the project manager is replaced with the converted data 2 Theoriginal is not replaced but a converted copy is made X Geodetic conversions Execution Mode Interactive w Filters a E E O Convert to Select datum WGE World Geodetic System 1984 Ellipsoid Select coordinate system Universal Transverse Mercator UTM Utm zone If dataset exists Add counter The two options can be observed in the figure above It is important to be tidy when dealing with geodetic properties The Geocap project manager has no restrictions and whilst this gives the user lots of freedom and flexibility it also makes it possible for the user to get into a muddle with the data regarding their geodetic properties It is therefore recommended that if the user decides to keep data from more than 1 projection in a Geocap project he she names the d
44. n displayed will be displayed with the new color table Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 44 of 70 gt Try selecting a few colour tables holding the Ctrl key down and export using the save option on the top of the dialogue SS olas ex Export Selected Color Tables C A e Exercise gt Right Click on a colour table and select Edit gt Rename the table to 6Layers and press OK gt Set Number of Colours to 6 and press apply Select Colours for the 6 layers gt interpolate and press OK Color Table Editor Name 6Layers Number of colors 6 Mapping range Data range for color mapping Use data range Relative range 0 Absolute range 100 100 H S V Opacity 1 ok Defaut Palette cancel Heb gt Try again with another table Make more colours and use the interpolate function TABLE VIEW AND PROJECT PROPERTIES Table view Geocap can store many parameters for each point or grid cell in a dataset Normally all dataset possess the following parameters gt X x coordinate gt Y y coordinate gt Z z coordinate gt S coordinate Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 45 of 70 The XYZS ranges of the active dataset can be viewed in the lower right hand side of the main Geocap frame gt Right click on the Coastline and select Make Active gt Observe how
45. nse boundaries are supported Restricting levels like for example an oil water contact are also supported Create a new folder of type Model call it Volume test Right Click on the model folder and select Add Volumetrics Model Right click on the Volumetricsfolder and select Create Horizon Model Browse in the surfaces found in the 02 Grids ReservoirModelHorizons folder Right click on the volumetrics folder and Select Calculate volumes Type in an oil water contact of 1984 metres and Calculate volumes remember to tick of the calculate curves box Copy and paste in the license boundary found in the O1 Cultural Licenses VolumetricLicenseBoundaryTest into the Volumetric model HOW IT SHOULD LOOK NOW Geocap Tutorial Oslo April 2009 L EyvoLuMETEST Madels Models BK E zy volmod Volumetrics Model Volumetrics Model Group Member z E 0 iTop Horizon Model Horizon Model Horizon Model i C Edo iTop Structured Points Structured Points Depth Surface T LI _02Layer1 Horizon Model Horizon Model Horizon Model b O BBozaveri Structured Points Structured Points Depth Surface LI _03Layer Horizon Model Horizon Model Horizon Model L Bllozx aver Structured Points Structured Points Depth Surface 2 O sLayer Horizon Model Horizon Model Horizon Model L EBoa aver Structured Points Structured Points Depth Surface LJ 2x VolumetricLicenseBoundaryTest Poly Data Poly Data Polygon e tmp
46. nteract intimately with the Geocap dataset Toview the commands go to www geocap no wiki and select the Three letter command reference if necessary login with userzdemo and password sydney gt Look at the add and mlo commands nage giszus sien Jew Source Mistery wain Main Page Welcome to the Geocap wiki Hera you lI fime dacumentagtian arches events and ge neral informatian aout the Gaorcap wsualizaion software jn up for an account now t view fh contents on this wiki of a lhe Gaccap compar i rm for mora anformation m n ded for infermabon on using the vaki sofware Getting started Links Special pages Release Notes Atlartis Release Motes Press View gt toolbox and open the shell gt Type in mlo ETOPO2 to bring the ETOPO dataset into the active memory the shell works on the active memory gt Enter add 2000 to add 2000 to the z values of the ETOPO2 dataset gt Right click on the ETOPO2 dataset in the 999tmp folder and select Assign Data From gt ETOPO2 This assigns the new version of the ETOPO2 with 2000 added to the ETOPO dataset already in the 999tmp folder The old version is lost gt Try displaying the 0O2Grids gt Etopo gt ETOPO2 and compare with the 999tmp gt ETOPO2 La Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 43 of 70 TOOL BARS AND COLOR TABLES Tool bars It is possible to assemble your commands in your own to
47. ocap folder Documentation User Manua Geocap 4 316 S Geocap 4 316 n Documentation __ Documentation _ Licensing L Wiki Back 49 Help Contents Licensing Keyboard Shortcuts About Geocap Examples Olcl Examples Registering on the Geocap web page Users of Geocap should register on the Geocap web page only users are entitled to registration Once logged onto the Geocap web system you will have access to documentation and videos as well as being able to participate in discussions forums Remember in case you have not registered or have forgotten your password it is also possible to log onto the Geocap system with the user name demo and password sydney Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 9 of 70 Registering on the Geocap gt Wiki In addition to Drupal Geocap are using the Wiki technology it is much easier to write in the wiki language http www geocap no cms content wiki Can be accessed through www geocap no gt Wiki Remember in case you have not registered or have forgotten your password it is also possible to log onto the Geocap system with the user name demo and password sydney X Demo my my prederences my waichiist augsha View SOunce tust ry wach p page cussia T i Main Page S efe g y Welcome to the Geocap wiki Here you will ind documaniation articles
48. oints specify the orientation and scale in vertical direction of the image Select three points which do not all have the same depth value and preferably cover a large area of the image Typethe depth value click the pick button then pick a point with this depth value in the graphics After the point has been picked the focus button will focus the display on this button LOU geocap Geocap Tutorial Oslo April 2009 0905TrainingOslo Geocap Tutorial Page 33 of 70 All values on this page can be changed at any time during the calibration Everything will be updated accordingly XCal 2 Vertical Calibration 3 Mavigation Calibration Vertical Range start 250 stop 4000 Vertical Calibration Points MINUM gt Now we must assign the lateral navigation click on the Navigation Calibration tab Thecalibration along the navigation is done by selecting knot points in the navigation and relating them to positions in the seismic image You need at least two knots in order to calibrate an image The table contains the points in the navigation file You can see the x y and z values plus additional field data if present You should use this information to tie the knots to the seismic line XCal ax 1 Input Output 2 Vertical Calibration Navigation Display Display navigation at top 0 0 Knot Points den x ri 3 Navigation Calibration 175 286 328125 7 861 028 000000
49. olbar Click File gt New Toolbar and call it DemoTest gt Right click on the SharedCommands gt DemoData gt Assign Navigation and some other commands and select Add to Toolbar gt DemoTest The commands on the toolbar also work on the highlighted dataset in the project manager Color tables In Geocap the user can create edit export and import color tables gt Select View gt Toolbox and color tables to view the default color tables gt Right click on a color table and select Edit gt Display the Etopo2 dataset from the project manager using the map command and drag drop a color table from the color table list onto the etopo2 surface Observe that the Geocap operates with 2 default color tables which are used if no other is specified The default color tables are located in the bottom right corner of the Geocap main window de Workspace Color Tables 3 Databases amp Shell Standard z Standard E3 Seismics When the user displays a grid with no specification of color tables the Standard Is used When the user is displaying seismic with no color table specification the defined Seismics is used Try changing the seismic standard color table do the following gt Select the Seismics option in the lower right hand corner of the Geocap main window toggle from Standard to Seismics gt Right click on a color table in the list of color tables and select Activate The next seismic sectio
50. older of type generic and rename it to SectionNav Right click on the folder and select Add Workspace Data gt digitized line Read more about digitizing in chapter 9 in the main user documentation XCal uses data in the project manager The project should at least contain three folders one folder containing the image to be calibrated one folder containing the navigation one folder where the output should be stored the finished calibrated seismic Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 32 of 70 sedem XG Co H Project Name Schema Type O E91 Seismic Images Generic Generic UC DH cis 02 Image Data Image Data 3 LJ HHc1215 02 b Image Data Image Data z L 1 532 Seismic Navigation Generic Generic j 1 xci215 Poly Data Poly Data Generic Generic Vertical Calibrated Image Vertical Calibrate Each of the folders should be Generic type Create a folder of type generic and rename it to CalibratedSection gt Start Xcal Clicking View gt XCal Browsein the three folders created 1 Input Output Operation Create New Vertical Calibrated Image Image test Maps Images Navigation test SectionNav Result Folder lest CalbratedSecton gt The vertical range specifies the vertical range of the output line you want to create In this case from 250 ms to 4000 ms Next we need to select three vertical calibration points These p
51. opy to sticky surface and browse in the O2Grids gt InterpretationGrids gt 07Silurian dataset gt Faults Copy the SharedCommands O2Lines Black to the workflow and browse in the 04PointsAndLines gt Faults gt ClosedGenFault Rename the command to Faults PROGRESS SO FAR tetworkflow d mB i oor10 Name Category v Seabed Land Commands IV i coast Commands V 4 Nav Commands m EE H93B 10 Commands v EE H93B 11 halfres Commands v Ba 7Ranking Commands dE Copy to sticky surf Commands um Faults Commands Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 48 of 70 gt Group Slide 1 Add to command groups Add Command gt General gt Group and cut and past the Seabed Land Display coast nav Seismic Displays into the first group Rename the group to Slide1 Slide2 Cut and paste the General Display Copytostickysurface and Black Faults into the second group and rename to Slide2 gt Actor Man Create a new command Actor manipulation into the second the Slide2 group and move it to the top gt Browse in the Etopo dataset and turn the actor off delete actor Rename the command to EtopoOff gt Camera Zoom into the dataset and save a camera position by right clicking on the 888camerapositions folder and selecting Add Camera Rename the position to Testpostion gt Flight Add a new element command in slide 2 FlightTour an
52. proaches to volumetric calculations in Geocap VOLUMETRIC CALCULATIONS I In the first simplistic approach volumes are calculated between a surface and specified levels or between two surfaces Polygon restrictions are supported Display the O5BaseJurassic surface located In the Interpretation Grids folder Scale the window to the dataset and display the window frame using the E symbol on the top icon row gt Right click on the surface and use the Additional Display gt Contour using manipulator command to determine the closing contour 1984 ms z Contour using manipulator XD EC Obes Selected terrain data grid from the project GeocapDemoProject 02 Grids InterpretationGrids 05BaseJurassic Manipulator V eate fane cwm wa Set manipulator plane direction x OY z Slider activating manipulator Slider Show Set coordinate Detach plane T Erase previous Manipulator plane E Frame Contour options newdh z E Cobor IF Annotate Press Execute to contour selected value o Bente J cm Right click on the surface and select Grid Operations Volume Bulk Calculations gt Browse in the License boundary in 01_Cultural gt Licenses gt VolumetricLicenseBoundarytest gt Use 1984 as plane 1 level and execute Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 57 of 70 Try displaying the volume Sulie Voltireis rJ
53. r 11 Plotting e Bask Concepts Ine Screendump Approach Using the piotung dialog Qcting Started Ihe Process intelligent Design Aus Stale Bar Title Field index Mag Contour Map Wells Cutura Data Havigaton Graphics Text Pxoures Multiple Plots Creati Tips and tricks Introduction When working wth Geocap projects amp will somebmes be necessary to document the work already completed Reports have to be wntten and occasionally larger mages must be made There are two ways to approche this 1 either the screen dump approach Le drawing something on screen and make an image from that or 2 to generate a Postecnpt plot using ether the avadable user miterface or scripts AL present Geocap only makes plots in Postecnpt format The following image shows a postscnpt plot created with Geocap The plot menu The plot menu and re producing the demonstration plot The demonstration project comes with 2 demonstration plots 1 in A3 and 1 in AO size gt Select Tools Postscript plotting to open the plotting control window gt Select File gt Read saveset and open DemoA3LandscapePlot saveset file in the plot demo data Plot directory C Geocapproject DemoProject plot Plotname DemoLargePlot Action Buttons Map Elements Map Elements zx Eee v Wells GeoAxes n 7 clt dai Title field burg Graphics Index Abort D d Texts Contour map Pictures Postscript filter Lines Points Boxe
54. raphics Gere Grupi a Ll Gmo Gener e Grou D gess Scale data windew te folder iia sont a L Aes Delete Gora riu M i par LoD SEERA gerai Group H E aorta zm Tarea rue ie O dii ritworce Propesties Camera araup O Generic Group ie O Grandu Tostu Generic Generic Group H L1 eousedtour Generic Genere Grouse L1 DoT pol Dr Eos C ll x Emus e oO Giana Care A Cara tT epu Ll ikii seiri Con Cann Grau Ll wil iratjxratc Come Cane Group UL etre Generic Generi Geocap Tutorial Oslo April 2009 As geocap 0905TrainingOslo Geocap Tutorial Page 14 of 70 Main data types gt Seismic 2D Seismic Lines Seismic 3D Seismic Lines Navigation Generic polydata Velocities Generic polydata Coast Generic polydata Licenses Generic polydata gt gt gt gt gt gt Topography Bathymetry Generic structured points gt Other Grids Generic structured points Camera positions Generic gt Images and maps Generic image Points e g interpretation Generic polydata gt Interpretation Interpretation polydata Wells Wells Creating folders You may add new folders to the folder structure A first level folder is created by pressing the folder icon on the project toolbar A folder can also be created as a sub folder of an existing folder by right clicking a folder and selecting Add Folder Folder types When creating a folder in Geocap the user has to
55. s Saveset C Geocapproject DemoProject plot DemoLargePlot saveset read E XX Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 50 of 70 gt Try executing the plot The plot file is also saved in the plot directory as postscript Open the file using the Ghostview program Try changing the title field to view the changes on the DemoLargePlot ps in the ghostview window Savethe saveset Tutorial 6 Layer Models and Cross Sections Layer Models In the demo project there is a grid folder called Interpretation Grids By setting the schema for this folder to Layer model the user gets access to the layer model set of commands gt Right click on the folder and set schema to layer model gt Right click on the folder and initialize the model gt Try Executing a few crossections using the manipulator iss eG E Selected layer model from the project GeocapDemoProject 02_Grids InterpretationGridsToMakeCube Manipulator Acta foe Opacity 0 3 Color Set manipulator plane direction normal to axis s jJ Erase previous Manipulator plane Frame Press Execute to perform cross section through the layer model Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 51 of 70 gt Try generating an isopach between layer 3 and 4 with a skirt estos meae nes O B Ob oH Generation of 3D isopachs of various output forms Optionally
56. s on the dataset right click the dataset and select scale window to data Toggle on and off graphical elements To the left of the items in the project manager there is a check box If a dataset is displayed this checkbox is checked You can toggle on and off graphics by clicking this check box If you click in the checkbox of a dataset which has not been previously displayed it will execute its schema s default command Folders do not have a default command Delete the last display In order to erase the last displayed element click this button in the main toolbar m Clear all graphics In order to clear all the graphics in the display window click this button in the main toolbar x Everything looks flat You may need to exaggerate the Z values in order to get more depth in the picture This can be done by clicking this button tit A menu will appear You can adjust the exaggeration of the Z values in the display window by dragging the Z slider bar in this menu You may also adjust the exaggeration of the Z value by using the scroll button on the computer mouse Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 61 of 70 See depth data read in lat lon coordinate system If the z values of a dataset contain depths in meters and the coordinates are degrees you will not be able to see the data properly without scaling the display window Click Ht Enter 0 0001 in the mult entry in the menu whi
57. se the geodesy command object in order to perform a conversion on a dataset Please see the main documentation for more information about this Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 63 of 70 Export data Right click on the dataset you want to export and select the export format you want to use If want to export the data in a different coordinate system you may need to convert the dataset before you perform the export What is a command object A command object is used in to perform an action on a dataset in the project manager A command object can display a dataset import datasets export datasets and perform algorithms on datasets The items in the top part of the pop up menu which appears when you right click an item in the project manager are commands objects These commands are the commands of the items schema Commands may also be stored as shared commands in the toolbox or as tool bars What is a schema The shema should reflect the the type of the dataset The schema controls which commands are available on the right click menu Some important schemas in the UNCLOS module are Base Line Limit line Bathymetric Profile Foot of Slope etc Change the schema of a dataset A datasets schema may be changed by right clicking the dataset and selecting Set Schema A list of available schemas will appear WORKFLOW Open a workflow In order to open a workflow select file gt op
58. select a folder type Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 15 of 70 Ma New Folder Select folder category This determines what kind of data this folder may contain Description Folder collection Folder for color tables Folder for stand alone commands Folder for basic VTK datasets Folder for horizon models Folder for raster images and screenshots Interpretation Folder for seismic interpretation Models Folder for volumetrics and horizon models Scripts Folder for scripts Seismic Lines Folder for seismic data Name Generic For now the user only has to relate to the following folder types Seismic Lines holds seismic data Generic holds all other data Wells holds wells Images holds screenshots I do not use this type much Creating new windows and tabs It is possible to work with multiple graphics windows and tabs in Geocap gt Try creating a new graphics window by clicking on File gt New gt Graphics Window or by clicking on the new window icon on the top row of icons j Display something new in that window for example the Etopo2 dataset gt Tile the windows by clicking on Windows gt Tile Also try out cascade Window flexibility Trydocking and undocking windows e g the project manager window gt Try docking and undocking toolbars To view the Geocap toolbars click View the toolbars are located in th
59. skirt and try the cube display using manipulator Depth converting the surfaces grids using the velocity cube It is also possible to depth convert surfaces in TWT using a velocity cube gt First open the demo project and copy the Folder 02 Grids InterpretationGrids to your grid folder in your project gt Make a copy of the grid folder and rename it to Grids in depth Setthe schema for the folder to Layer model gt Right click on the layer model and run Utilities gt Depth Conversion of Time Grids in Folder using a velocity cube gt Browse in the velocity cube and execute Examine the results WELLS Import of wells ASCII The wells are stored in the inbox 09Wells folder situated in the demo data area on the disk Geocap works with the NPD Definitions of well status DRY OIL GAS SHOWS OIL GAS AND GAS CONDENSATE gt Right click on the wells folder if it is not created create it now with type wells and select Wells Import ASCII Wells gt Select the file called Demowells txt Setthe header Adjust header to 1 gt Set the Column seperator to comma Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 29 of 70 Set Coordinate format to deg gt Set LatDeg to column 2 Lon Deg to column 3 Elevation to column 4 TD to column 5 Type to column 6 and data separator to column 1 gt Press Execute Import of wells LAS The wells LAS files are stored in the inbox 09
60. sosese niu mIOS TR HOROS PEvRU U Yt IDU uM HRS SMU Ra M MD ho Tos bia UU VbU EDS KIDS EM DR EDU 46 Tutorial 5 Plotting map PrOCUCTION ceccecsccscsccccecsccccsccccecnccecncescecsccccscescecsccecscescecececcucecesceseecs 49 TEDO IAE Renee T E E OO ee eee een nee 49 The plot menu and re producing the demonstration plot ccceecccsescccesecceenececeeeeeeeneceeeeeceeeneeees 49 Tutorial 6 Layer Models and Cross Sections eee ee eee esee eee eene eene nenne sehen tese sese se sese eun 50 E IVC SS E E E E E TT 50 T torial 7 Depth CODVSESIOD A iari beo East ed saqU aN EE a 52 DEPTH CONVERSION OP SEISMIC DAT sucia itsseSuuceumcus iet vetta d 6snee sott gu xt ede ca ne ecat bant abortu tds uneoeue 52 DEPTH CONVERSION OF SURFACES data sexti ibsetubcesia tuttora uenit oou OEE 53 T torial S Additional EXPOF RET 54 co 54 IIndBes TOL DOSLeTS PED iosstcieas DM opis INE MEE NIMIRUM MEM NENNEN II UD 54 Multiple VENDO inr tunes citet So et usta teni tariis un sn iedin e etium edP E ca Uis du bod E 54 Vdeo odU OR NR RR m 55 POP 55 Tutorial 9 Volumetric calculations 5 92 99 xin inva epe o Vas FsUPRa Uso Vv E URS EEEE 56 VOLUMETRIC GAUCUEATOINS U cosmos emu dese Er IRI emi Oo Bor pO IUuID EU Sdn EN 56 VOLUMETRIC GAUCULEATIOINS 3 iiu
61. t Lon Select the File UKOOA Survey1 asc Set the width of column 1 to 15 and press Execute Repeat the procedure for Survey2 Survey3 and Survey4 Geodetic Conversion All the navigation is in geodetic coordinates latitudes and longitudes and therefore need to be converted to UTM51S Right click on the folder containing all the navigation and select SharedCommands Geodetic conversions Convert all the navigation from geodetic to 51S Be careful to read the messages from the conversion dialogues before proceeding Since Geocap does not know the projection and datum of the seismic the user has to tell Geocap that FROM is geodetic and TO is 51S Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 25 of 70 SEISMIC PROCESSING VELOCITIES Import The processing velocities are located in the inbox gt Velocities directory located in your demo dataset directory gt Right click on the Survey1 to Velocities and select Import gt Stacking Velocities no navigation Select the file Survey1_Esso vel file from the disk Set the Velocity column to File Column 7 Select Execute and close the dialogue Vv Vv VY WV Repeat the procedure for Survey2 3 and 4 but be aware that for survey 3 and 4 there is a 3 line header that needs to be set in the import dialogue Assigning navigation to velocities Seismic velocities are often supplied without navigation Their only reference to geograp
62. t it to UTM51S by following the procedure described for the other dataset above Gridding no faults The horizon data from the seismic interpretation has been loaded into the demo project as XYZ It is necessary to grid these to form surfaces in order to produce surface views and contour maps Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 35 of 70 gt Right click on the O1seabottom dataset in the HorizonData folder and select SharedCommands gt DemoData gt GriddingNoFaults gt Execute gt The resulting grid is stored in the Geocap workspace memory and need to be copied into a grid folder Create a folder of type generic and rename it to Grids Right click on the Grids folder and select Add gt Workspace gt Resultgrid gt Rename the grid to O1seabottom FAULTS Import of fault polygons The seismic faults also exported from kingdom are stored in the O8Faults directory located in the demo data area The data is stored in2 formats 1 polygons 2 sticks Create a folder of type generic and rename it to Faults Right click on the folder and select Import 2ASCII Column and select from disk the file called 07 Silurian FaultPols dat Set header Adjust Header to 10 lines Untick the Z and Scalars no need for these as the polygons will be set to z 0 Set Cell type to Line Set Separate Cells to Value Change Set the Cell Separator column to File Column 4 Geocap
63. tasets and folders are organized very similar to a file tree structure Datasets can be cut copied pasted renamed and deleted This is performed from the popup menu which appears when right clicking a dataset This right click popup menu also contains command objects which may be executed on the datasets gt gt gt Locate the dataset O2Grids Etopo ETOPO2 Right click the dataset and select the item commands map sea and map land Right click the dataset again and select Scale Window to Data This will make the display window center the graphics widow on the dataset Try making the surface sticky by right clicking on the surface and choosing the copy to sticky surface command Then locate the AllNav dataset in the 07 Navigation Folder and run the Shared Command LinesDirectStick Right click on the SeaSurface grid stored in the 02 Grids Etopo folder and run the item command DisplaySea Try running the command several times to see the cyclic colour table change Toggle the sea surface on off by ticking and unticking it in the project manager Project Mame Schemi l C 0 1 Cultural Generic F 02 Grids Generic V i amp yEtopo Generic 3 Seabed nM ee pBABE topointwr Structu 3 m see SeaSurface Structu 3 InterpretationGrids Layer N ee ee P EN po You can use the scroll button to scale depth values of the dataset The z values can also be scaled
64. tem 1984 Ellipsoid Select coordinate system Geodetic Undefined gt Repeat the above procedure for the files called Xsection1 jpg Remember the image is Undefined z in pixel coordinates Map calibration Geocap is building an extensive video tutorial library At present this includes a tutorial for calibrating maps gt Goto www geocap no and log in as a registered user gt Goto Documentation Video Tutorials an select run the video how to georeference a map Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 31 of 70 Calibration of vertical sections images It is possible to position cross sections from pdf jpg or other image formats in both horizontal and vertical sense A typical use of this is to position cross sections from geological reports articles so that it can be displayed in 3D together with other project data gt Y Create a new graphics window and display Crossection1 then open the main graphics window by clicking Window Geocap1 Display the well markers for Well8 Well7 Well4 and Well6 Zoom in to the well markers Select Tools gt Quick Digitizing Put the graphical window into 2D mode digitizing is mostly done in 2D mode using the T icon on the top row of icons in the main Geocap window Digitize a line running through the wells starting at the license boundary to the left of Well8 and stopping at the Well6 5 points in total Create a f
65. to assign the schema Layer model to the folder and run the Depth conversion of time grids in a folder using a velocity cube found in the Utilities set of commands Browse in the velocity cube and execute the depth conversion Display the depth converted seismic line together with the depth converted surface Geocap Tutorial Oslo April 2009 ITS geocap 0905TrainingOslo Geocap Tutorial Page 54 of 70 Tutorial 8 Additional Export SEG Y To export segy gt Right click on a seismic line or folder and select Export gt SEG Y Images for posters etc To save a screen image in high resolution higher than a screen shot gt Select File gt Save Graphics As gt jpg Choose magnification 3 to get poster quality Multiple viewports Geocap can handle multiple view ports which give nice displays Gel Ye 7 84135 ot gt Press the BE icon on the top menu bar to bring out the multiple view port control gt Make 4 viewports try different colors gt Display different dataset in each view port Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 55 of 70 Video production A demonstration of video production PDF3D To save a screen image in high resolution higher than a screen shot gt Select File gt Save Graphics As gt pdf Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 56 of 70 Tutorial 9 Volumetric calculations There are two ap
66. ur SeismicLines folder called Survey1 survey2 survey3 and survey4 Right click on the Survey1 folder and select Import SEG Y 2D in the Survey1 directory on the disk Select the first file on the disk only to investigate the format settings before reading all the lines Set Storage to 8bit 1 4 of the disk space same resolution Set Shot point to byte position 5 8 Typical Kingdom export Set Shot Point Step Interval to 3 1 3 of the disk space same resolution Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial Page 23 of 70 Press the scan button and select the Scan Results tab E see v 20 eax Execution Mode Interactive v Filters K mv ov Lii File name Car F Anders geocapproject DemoProject Inbox SEGY 97R 3971 sgy EBCDICheader Reelheader Traceheader Scan results Min Value Max Step Intervel Shot point 909 3706 Scaler X Y 1 X utm 460867 463889 ly utm 7 93335e 06 Z twt 0 6140 Type Byte pos Min Value Max Step Interval Shot point Integei32 5 8 From file v From file Y 3 1 Scaler X Y Integerl6 7 72 N From file N X utm prn v 73 76 S 460867 463889 v 4 H Analyze Normal files read as is Defaults Storage 8bit Gose Execute Cancel N gt Press File Name and Browse in all the SEGY files from the disk Press Execute and close the dialogue when complet
67. utorial Page 20 of 70 Seismic navigation Seismic processing velocities gt gt gt Map from tiff gt Seismic Interpretation gt Wells LAS format Data is imported into the project by right clicking on a folder and selecting import Note that the Import gt Generic may be used for numerous data formats e g images shape grids If the file is in ASCII column format it should be imported using the ASCII column reader gt Read about ASCII column import Chapter 5 in the documentation gt Continue in the same chapter and read about Generic import Follow the link to the command object for detailed information gt If the dataset you import contains heights above sea level instead of depths below sea level you need to multiply the height values by 1 COASTLINE Import The global coastline is public domain data and is located in the inbox coastline directory located in your demo dataset directory The global coastline comes in different resolutions the 20 Mb dataset is recommended gshhs h b file Right click on the Cultural Data folder and select Import Generic Select the gshhs h b file from the hard disk gt Tick the import area toggle box and enter the Area of Interest tab gt Enter the following ranges Xmin to Xmax 115 128 Ymin Ymax 28 to 10 NB Be careful with the Y s we are south of equator Geocap Tutorial Oslo April 2009 geocap 0905TrainingOslo Geocap Tutorial

Tutorial 8 - Geocap AS

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