PDF manual - Ocean Drilling Program
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1. GAS ANALYSIS PROGRAM GAP USER S MANUAL Table of Contents Document Layout 1 Installation and Setup cai ea eds ENSE REI 2 Regimen di da 2 Distalinp ATA Su s dl a ULIS avad Dan aeos md n s 2 Working with GAP i oda x l9 ve Es 3 The GAP data display screen oes UE Rx bee ee X NEAR aba e Us 3 Selecting data to be plotted cic een tances IR RE DUET i 3 The OrapDoATea td Fee mU eL eS Raed eae She ease 4 he Graph Controls srt ed laa Lu ke bet DU LAT coe eur 4 Modifying Program Operation and Alarms 0 0 00 ee eee eee 5 Updat Intervall in pa doh wha atta dd el aliase ib 6 Warning Level us cial ab ir DARET kusi 6 Alarm evel ts SS Ses 6 Exiting GAP as ee ais i a e barato ED ats pid pa di dn a d eee 6 Panning and Zooming Options 0 0 eee eee eee eee 7 Table of Figures Figure 1 The main window of GAP 0 ge Sake St SERE s 3 Figure 2 Select data to be displayed here 0 ce eee eee eee eee 4 Figure 3 Example of the Element Table display type 5 Figure 4 Program operations 0 0 0 eee cee cette eee 6 Figure Grapli pales ama Mi aes Ta E Dee a DE TE ee P el aes 7 Figure 6 Available zoom modes 0 0 cece eee eee eens 7 Gas Analysis Program User s Manual 1 Introduction The Gas Analysis Program GAP is designed to aid the user in obtaining gas element analysis for an entire hole This program plots C1 C2 and C1 C2 ratios and can2. also be used as a warning tool for undesirably high concentrations of C2 Document Layout This document is broken into two main sections with several subsections The first section describes the installation and setup requirements of GAP The second section gives detailed instructions on how to use GAP and how to utilize the main operating window Ocean Drilling Program Gas Analysis Program User s Manual 2 Installation and Setup Requirements The following items must be available in order to install and run GAP A 486 or higher IBM compatible computer with a minimum 8 MB of RAM 16 MB recommended A hard disk drive with at least 1 MB of free disk space VGA or higher resolution monitor Windows 3 1 LabView 4 0 DataView Oracle 7 drivers ODBC Installing GAP To install GAP on your computer follow these steps 1 Create a directory where you want GAP installed e g CA GAP 2 Copy the GAP program file to the directory you created The program file is either pro vided as a diskette or must be taken from the server The file name is C1 C2 LLB 3 Create an icon on your desktop for GAP The command line for the icon should run Lab View Be sure to give it the path and filename to the GAP program file e g C LAB VIEWNLABVIEW EXE and C GAP C1_C2 LLB The working directory for the program should be the directory you created e g C GAP 4 Setup an ODBC data source named janus
3. how often the GAP program updates itself In figure 4 the update interval is set at 600 seconds or ten minutes Thus every ten minutes GAP queries the database for the data you selected above from the leg site hole column If any new data has been added or any changes made during those 10 minutes GAP receives the updated data GAP also updates the displayed graph or element table Use the up and down arrow keys to set the update warning and alarm values Warning Level Use this entry prompt to set the value for the warning level When data enters GAP from the database it checks every value against the number in the Warning Level prompt If any value goes below the Warning Level GAP displays a small yellow message on the top right of the graph and the computer beeps Note if you want the warning to be for a low C1 C2 ratio high hydrocarbons then C1 C2 must be selected from the Display box The data type displayed on the screen is what gets checked against the warning level Alarm Level This prompt works exactly like the warning level However if any of the data goes below the Alarm Level GAP displays a large red message in the middle of the graph and the computer beeps continuously Again you must select the C1 C2 display if you want GAP to give an alarm for low C1 C2 ratios Exiting GAP To exit GAP click on the exit button located at the bottom corner of the operation controls Ocean Drilling Program Gas Ana
4. to be plotted GAP uses a standard Graphical User Interface However not all features on this screen are accessible from the keyboard A mouse is necessary for graphical tools that control the scales resolution or position of the plots Ocean Drilling Program Gas Analysis Program User s Manual 4 The Graph Area Use the graph area to display results from gas element analysis for an entire hole The Y axis is labeled Depth mbsf indicating the depth of each data point in meters below sea floor mbsf The X axis indicates the gas analysis measurement The graph area is surrounded by several sets of controls Use these controls to select the data to be displayed to modify program operations and to manipulate the display or plot The graph control operations and planning and zooming controls are explained in the next several subsections The Graph Controls Use the graph controls to select the data to be displayed on the graph See Figure 2 Leg Site Hole 172 1062 G 172 1062 F 172 1062 E 172 1062 D 172 1062 C 172 1062 B 172 1062 A 172 1061 E 172 1061 D 172 1061 C 172 1061 B 172 1061 A 172 1060 C 172 1060 B 172 1060 A 172 1059 C 172 1059 B Display CifC2 Ratio CifC2 Ratio Element Tabla ci Figure 2 Select data to be displayed here To select the data to be plotted follow these steps 1 Select the leg site and hole from the list box displayed in Figure 2 Do t
5. which uses an oracle driver to access the Janus database Do this using ODBC administrator Then test the new data source to make sure it is activated Do this using software such as ODBCTEST or MSQUERY 5 If you were provided with a diskette distribution of GAP remove the diskette and store in a safe place Ocean Drilling Program Gas Analysis Program User s Manual 3 Working with GAP The GAP data display screen Use the main and only screen in GAP to view any of the gas element analysis results for an entire hole This screen also plots C1 C2 and C1 C2 ratios Because data that is uploaded to the database becomes immediately available in this program GAP can also be used as a warn ing tool for undesirably high concentrations of C2 Chemistry Gas Display Leg Site Hole 0 172 1062 G 172 1062 F 172 1062 E 172 1062 D 172 1062 C 172 1062 B 172 1062 A 172 1061 E 172 1061 D 172 1061 C 172 1061 B 172 1061 A 172 1060 C 172 1060 B 172 10604 172 1059 C 172 1059 B Display m igg CifC2 Ratio CifC2 Ratio Element Tabla 120 ci Methane cn cen d wo n3 e e e e e 1 1 1 1 1 E KS ls 110 a 130 Update Interval s o MEN a 70 p t 80 MEME Aa z Li L A 600 140 Warning Level 150 0 160 Alarm Level a 0 1707 I l 1 M 100 1000 10000 100000 10000C QUIT aie K si i 3 33 lh VAC Mis Figure 1 The main window of GAP Selecting data
6. g are descriptions of each zoom mode Ocean Drilling Program Gas Analysis Program User s Manual 8 Zoom by rectangle Zoom by rectangle with zooming restricted to x data the y scale remains unchanged Zoom by rectangle with zooming restricted to y data the x scale remains unchanged Undo coon Undo last zoom Resets the graph to its previous setting t q Zoom in about a point If you hold down the mouse on a specific point the graph continuously zooms in until you release the mouse button ES Zoom out about a point If you hold down the mouse on a specific point the graph continu ously zooms out until you release the mouse button Note For the last two modes zoom in and zoom out about a point clicking on the Shift button at the same time as one of these buttons zooms in the other direction Ocean Drilling Program
7. his by clicking on your selection once with the mouse Use the Current option in the list of holes to automati cally find the current hole in the database This may or may not be the first hole in the list depending on whether the ship is drilling at a previously visited site 2 Select the data type that you wish to display e g C1 C2 ratio etc Do this by clicking once on your selection from the Display list Ocean Drilling Program Gas Analysis Program User s Manual 5 Element Table is one of the several display types available This table displays the actual data numbers as shown in Figure 3 The table contains one sample per row the sample id the depth and a column for each element Because the screen cannot display all information by default it displays the top left portion of the table Use the side and bottom scroll bars to view the remaining information Leg Site Hole 172 1062 G 172 1062 F 172 1062 E 172 1062 D 172 1062 C 172 1062 B 172 1062 A 172 1061 E 172 1061 D 172 1061 C 17 2 1461 B 172 1061 A 17 2 1UbU L 172 1060 B 172 1060 A 172 1059 C EF Display C1 C2 Ratio C1 C2 Ratio Element Table Ci Methane Update Interval s 600 Warning Level 50 Alarm Level Er C1 C2 VI Chemistry Gas Display Sample Detect Leg Site Hole Core Type Sct Top Bot Depth C1 C2 C2 As o 2o Ja Mj fs js pes jo FD 2 xp H Bj b 6 2 Jo ho
8. lysis Program User s Manual 7 Panning and Zooming Options A Graph palette is included with the graph area See Figure 5 This palette has controls for panning scrolling the display area of a graph and for zooming in and out of graph sections X scale format Zooming Tool X autoscale button ay d p reale Y autoscale button Figure 3 Graph palette anning Tool Y scale format Click on the X Acoustical button to autoscale the X data of the graph Click on the Y Autoscale button to autoscale the Y data of the graph Click on the scale lock buttons to the left of the autoscale buttons not shown in Fig ure 5 to autoscale either of the scales when the program retrieves data from the data base To turn continuous autoscaling off click again on the autoscale lock switch Use the scale format buttons to control the format of the X and Y scale markers Use the remaining three buttons to control the operation mode for the graph Normally this is standard operations mode indicated by the plus or crosshatch Click on the Panning tool to switch to a mode in which you can scroll the visible data by clicking and dragging sections of the graph Click on the Zoom tool to zoom in on a section of the graph by dragging a selection rectangle around that section Clicking on this tool opens a pop up menu for selecting the zooming method See Figure 6 Zoom Figure 6 Available zoom modes The followin
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