the User Manual
Contents
1. Casing Design User Manual Page 3 www drillingsoftware com a Vertical Well Ref Fig 3A Deep Offshore Well Datum RKB Datum RKB oo GL MSL_ WaterDesth ce 1 1 WH MSL Set View size Well Profile Design Printout wH MSL wH ML LB RKB s200 00 00 1 10 0000 00 oo 1000000 sso oo 00 ee a ee Se EEE Eee SE Eee ee SE Fig 3A Vertical Well A Vertical Well requires these inputs The Measured Depth MD The Inclination 0 The Azimuth 0 External data can also be imported Casing Design User Manual Page 4 www drillingsoftware com b Directional Well Fig 3B Shallow Offshore Well Deep Offshore Well DIRECTIONAL Darum Datum RKB oo UNITS RKB WH RKB GL zo _______ ra 800 WaterDeph face MSL wH MSL feet WH MSL wH ML feet Vertical Set View size Well Profile i Section Azim 1774 seis oo ma saa suas 00 0 00 00 om 00 mens s0 ma maa smaz lt oa so we 4 046 L 4 exe 30 ma wass mess 234 17 30 235 e m4 mse memes 650 25 302. wH MsL 720 __ RKE ML Deep Offshore Well DIRECTIONAL feet Set View size tell Profile Design Printout Fig 2 Directional Survey Page Buttons On the top of the Directional Survey page are four buttons Ref Fig 2A These buttons are View selecting this shows an option to increase or decrease the magnification __Well Profile selecting this shows the Well Profile data form Ref Fig 3 _ Desin selecting this shows the Design page Ref Fig 4 __ prints the Survey page Casing Design User Manual Page 2 www drillingsoftware com 1 Well Data Before proceeding with the casing design the Well Profile must be established On the Directional Survey page select Yell Profile The Well Profile data form is shown Ref Fig 3 Well Bore SELECT UNITS WELL BORE CASING DESIGN f Vertical Directional Shallow Offshore I Deep Water Offshore User Input in White Cells Only ose 0 Fig 3 Well Profile Data Form On the Well Profile data form these parameters are selected Units Feet or Meters Well Bore Vertical or Directional Casing Design Onshore Well Shallow Offshore or Deep Water Offshore Before entering new data old data is cleared by using the _ Gear Old Survey button After the Well Profile data is entered selecting Chose shows the Directional Survey page On the Directional Survey page the selected well data is entered
3. 40 25 C 15 10 Fig 19 Mud Evacuation select the percentage of mud evacuation for the design 096 to 100 or a custom percentage can be entered Note If a producing well design was previously selected the program automatically selects 10096 mud evacuation Select Eee The Update Charts data form is shown Ref Fig 20 11 Update Charts Fig 20 Charts Do you want to update all the charts before you continue Fig 20 Update Charts Select 08 to update all the Design Report Design Charts Ref Figs 24 and 25 selected the Printout Header Data page is shown Go to Para 2 C 14 Selecting shows the Design Progress page Ref Fig 21 Casing Design User Manual Page 16 www drillingsoftware com 12 Design Progress Fig 21 Setup Doriqn Grite Tri Axial Design Frintmmt iner uin Collapre Eurrk Body Tield W all i Skronqth Skrongqth Sere Skrongqth Thickness I 1 1 IE fin a i EE EXIT 000 331 459 0 435 155 3 620 93 525 43 50 140 Seno 1 252 000 1 753 255 0 425 155 m 7 000 26 00 LT amp G 54410 7245 519 000 03 924 0 362 6 276 6560 511 MTM 460 000 03 9249 7 000 emperakure Unikr Eu Eu Wa i nd icd dLin mr F Tenrinn 10 000 EM Gradient Emm Shoe prirft ek Eee G
4. 650 mso 6508 mss 20 m4 050500 04240 ve 55 30 1585 mso 10685 __ meno 240 ma 1059783 wemes ware 32 wass mso 6488 mao ma 9582 moa 5058 22 00 enzi 343 ma mas nerse 5555 29 ooo seors eens Fig 3B Directional Well A Directional Well requires these inputs The Survey Depth The MD The Inclination The Azimuth When this data is entered the following is automatically calculated TVD Sub Sea TVD TVD SS N S E W DLS Closure External data can also be imported Casing Design User Manual Page 5 www drillingsoftware com C Casing Design The Directional Survey page is the entry point for the design stage To start the casing design on the Directional Survey page select _ Desin The Design page is shown Ref Fig 4 with the Menu Bar overlay Menu Bar Set View size Setup Design Criteria Tri Axial Design 1 4200 x5 60 210 6698000 6697 76 14 2 4200 43794 A53B PlainEnd 660 1460 4 508 000 4 508485 14 SETUP CASING DESIGN Well Head Burst SF SF Tension SF i TICK TERE ONSHORE Bust Collapse SF Tension SF Rating psi Mud Weight www drillingsofuware cort Drilling Condition o se soo 10 Collapse Adjusted for Axial Te
5. Enter the data Select Continue The Design Report is shown Ref Fig 24 Casing Design User Manual Page 22 www drillingsoftware com 15 Design Report Fig 24 Save amp Exit Design Set View size Print Design report Export Email Report View Charts Edit Report Heade UpDate Design Im 4 1 i T b Enter Company name and contact information here Well Name amp Number RKBELEV 90 ft T th Units MW Units AFE 123456 RKB WH 1 Long 1935 10 6348 Pressure Drilling Production Section 1 Casing Sesion wo se T onae ctio 1 772 801 2 284 443 661 413 1 555 616 Datum RKB RKB WH RKB GL GL MSL RKB MSL Minimum Design Safety Factors Present Mud EMW Pore 1 13 1 20 1 80 1 80 i i 13 0 12 8 Present Shoe Leak Off TVD EMW 5 168 15 0 Calculated Safety Factors BHP Shoe 3 439 13 0 Previous Next Shoe TVD TVD Rated Strengths De Rated Strengths due to Temperature Effect tie Dre Dues uus para e Dt pse Burst Joint oc Factors Load Tensile JT Bia oc SF rnm pse p 1 772 801 1 132 814 1 789 887 1 772 801 2 1 132 814 1 789 887 1 772 801 i 1 037 670 1 639 557 2 284 443 2 112 745 2 284 443 2 2 032 443 2 284 443 2 1 992 203 1 661 413 2 1 448 875 1 661 413 1 415 737 1 555 616 1 555 616 Azial Azial De Rating Factors Factors i ETE Cemeng Cose Ges leid
6. 660 660 1 690 1 540 3 100 2 750 440 1 010 1 010 1 050 1 050 950 1 470 2 360 2 360 2 610 2 610 2 140 4 090 4 770 4 770 3 570 220 220 7 470 000 12 139 000 7 470 000 5 410 000 6 698 000 4 508 000 8 016 000 6 680 000 10 556 000 8 796 000 2 907 000 4 618 000 4 730 000 5 718 000 4 730 000 4 730 000 4 730 000 6 828 000 4 730 000 8 454 000 4 730 000 4 730 000 8 972 000 11 109 000 4 730 000 4 730 000 1 946 000 2 410 000 7 669 413 12 139 114 10 115 928 5 409 823 6 697 876 4 508 185 8 015 774 6 679 811 10 555 751 8 796 459 2 906 955 4 618 141 4 618 141 5 717 699 5 717 699 3 848 451 4 776 203 6 828 252 6 828 252 8 454 026 8 454 026 5 690 210 8 972 389 11 108 672 11 108 672 7 476 991 1 946 217 2 409 602 Select up to 4 different casing specifications Select a Csg Section Click Next then Exit or Select a second selection Click Next after each selection Click Exit when finished You can select up to 4 sections Casing Design User Manual Fig 5 Casing Data Form To select a casing highlight the required casing section Select Next and et if the design requires only 1 2 or 3 sections The program automatically returns to the Design page after 4 sections are selected The selected Casing Data is shown at the top of the Design page Ref Fig 6 is then shown Page 7 www drillingsoftware com Set View size Setup Design Criteria Tri Axial Desig
7. 0 4 260 Cement Depth Depth Linear Temp F Collapse Temp amp Tension Cementing Tops MD TVD Load De Rated Collapse Collapse SF Top of Lead 8 610 8 610 480 1 343 4 251 3 17 of Tail 8 860 8 860 493 1 408 4 259 A02 Shoe 9 010 9 010 500 1 424 4 260 2 99 Fig 22C Cementing Collapse Load After reviewing the data select to return to the Design Criteria page Select select __ to return to the Design Page Select ___ on the Menu Bar Casing Design User Manual Page 21 www drillingsoftware com 14 Printout Header Fig 23 The Printout Header is accessed from either the __UPdate Design button on the Design page Ref Fig 4 or the button on the Update Charts prompts 8 and Fig 20 Printout Header Data Well New Well 1 Texas Rig Rig 1 RKBWH 234856 Coordinates Lat 29 35 33 220 19 35 10 6348 E Design Prepared Johnny Engineer For Operating Company Big Gil Date 11 23 2011 11 15 3 Risk Classification f Exploration f Production Re entry t Development Offset f Deepening Fig 23 Header The Printout Header is used input the well particulars These Well Name No Location Hig Elev AFE Coordinates Lat Long Design Prepared By Operating Company Date Risk Classification
8. 3 7 010 7 010 5 410 4 374 41 664 0 07 0 954 4 215 Lnr Sect 3 8 010 8 010 5 410 4 313 20 832 0 03 0 982 4 237 Top Lnr Sect 4 8 010 8 010 5 410 4 313 20 832 0 03 0 982 4 237 Btm Lnr Sect 4 9 010 9 010 5 410 4 250 0 0 00 1 000 4 260 Liner Shoe 9 010 9 010 5 410 4 260 0 0 00 1 000 4 260 Mud Gas Interface 9 010 3 101 5 410 4 250 0 0 00 1 000 4 260 Fig 22B De rating Collapse Curve Factors Use the scroll bar to review the data select to return the Design page Select Cementna Safety Factors andLoads to access the Cementing Collapse Load page Ref Fig 22C Casing Design User Manual Page 20 www drillingsoftware com c Cementing Collapse Load Fig 22C All Depths are Feet ONSHORE Axial Tension Please complete your design first this is calculated against your present design collapse results Cementin De Rated Temp amp Tension Collapse Strengths MD Height TVD Height 3 Temp amp Tension Lead Cement Density 5 9 280 m MD De Rated Collapse 12 ppg 150 150 Well Head 10 10 3 929 Tail Cement Density TOL 5 0 10 5 0 10 3 552 Old Mud Weight 3 PPS Casing Shoe 9 010 Top Sect 2 2 010 2 010 4 945 Btm Lnr Sect 2 7 010 7 010 4 473 Displacing Fluid Weignt PP9 TVD Casing Shoe 3 010 Top Lnr Sect 3 7 010 7 010 4 215 Btm Lnr Sect 3 8 010 8 010 4 237 Top Lnr Sect 4 8 010 8 010 4 237 Btm Lnr Sect 4 9 010 9 010 4 260 Clear Inputs Liner Shoe 9 010 9 01
9. Connection Strength based on Yield For comresve Stati Loading Fig 11 Design Factors Casing Design User Manual Custom Safety Factors www drillingsoftware com On the Design Factors data form the following are selected Burst Collapse Tension An option to enter Custom Safety Factors is also available Make the required selections and select oOo o The Casing Design Condition Setup data form is shown Ref Fig 12 3 Casing Design Condition Setup Fig 12 Casing Design Condition Setup Eei up Hae Dh sign Conciones E 1 2 m pum m gt TW HJ PE Previous Data Sart Weber Gradent Shore or Offshore Casing Sting Step 5 Last Csa as Depth C 0 442 pai Moal Sedeneniary Basins len Sa ail i trus bar 2120 psit Hoth S64 South China Ses 7 Jetted 0 485 pat Gulf of Mesos C Dek Old Mud Weight pe ci psy Misc Waters Conductor 13 Custom Salt Wiater Gradient Surface 1 2 Cag Saiting Depth Surface 2 Cog Degn Correr zs Dee 2 a 44150 Scab Liner Onshore Design U Offshore Design Intermediate Cog Est Leak off next Depth npa Well Design Selected in Survey C Intermediate Liner Orig Liner 18 ONSHORE Praductian Cag C Praduction Liner Design Condition Step 3 Adjust Step 4 tC String cc ree c Nr MO al Tension f Driling Condition T
10. De omn SF Production Design Depths nell Rated Cementing Collapse Design actors Collapse ue ll Mud Evac Lead Cmt Density Lead Height 250 MD Cement Densi 12 0 Tail Height 150 MD 122 TVD Old Mud Weic 10 0 ep I Loads Lead Cmt 5 211 4 840 1 905 Tail Cmt 5 461 5 045 294 1 902 Shoe 5 611 5 168 300 1 897 Fig 24D Design Report Section 4 oection 4 of the Design Report shows All De rated strengths due to axial loading Cementing safety factors When _UpDate Design is selected the Design Report all the design parameters and safety factors are linked and updated These include De rated Loads e Burst e Collapse De rated Tension e Pressure ratings e Temperature De rated Yields In addition all Design Charts are constructed Ref Fig 25 Casing Design User Manual Page 26 www drillingsoftware com 17 Typical Design Charts Fig 25 When L 5 selected in the Design Report the design charts are displayed to give an instant visual indication for easy analysis Dengo that eprom ui Bn _ Los enl x ma ux ZG LXX t Li BLS 10421 d Doo 10 CU 0 co AC 5 000 i 1 1 Lond i 1 Oooo d 300000 i ACCH CO 1 a 5000 00 e gl
11. Fig 25B Design Chart Fig 25A Design Chart DLS De rated Burst and Collapse vs Rated Burst and Collapse Vertical Section View Departure VerticalSection Azim 125 Deg Closure feet Lateral Displacement MTD 2 000 0 4 000 0 6 000 0 8 000 0 10 000 0 12 000 0 0 500 1 000 1 500 2 000 2 500 3 000 0 i 1000 00 1 000 000 2000 00 4 3 000 3000 2 4 000 4000 00 5 000 5000 00 6 000 6000 00 T 7 000 4 7000 oo 8 000 tor 0 De Rated Tensile Strength vs Tensile Load LBS 0 500 000 1 000 000 1 500 000 2 000 000 2 500 000 0 Weld Strength De Rating Factors vs Temp I NER Lingar Temp F 1 000 2 1 06 LU i I 1 000 2 000 n i o 09 000 n a i 3 000 1 B 085 000 2 i 9 4 000 4 000 A i 17 i i i 9 70 000 5 000 i i 20 1 0 780 3820 480 580 E 2 meeting Fator F _ X e atingFartnr E im Temperature 6 000 Fig 25E Design Chart Fig 25F Design Chart De rated Tensile Strength vs Tensile Load Yield Strength De rating Factors vs Temp Casing Design User Manual Page 27 www drillingsoftware com Appendix A 1 Menu Bar Button Functions and Casing Design Flow Chart Casing Data Figs 5 and 6 Menu Bar Select Casing Liner Data Figs 5 and 10 Desi Se
12. Head 11 11 50 Ground Level 10 10 60 Btm Csg Sect 1 3 871 4 011 Btm Csg Sect 2 4 117 4311 4 117 Casing Shoe 4 117 4 311 Mud Gas Interface 4 117 4 311 Top Lead Cmt 3 789 3 911 Cmt 3 994 4 161 Fig 17 Estimated BHT Select before entering new temperatures Enter the known ambient temperature Select the Linear Interpolation or Custom Input for the bottom of each casing section Select the Temperature units or F Casing Design User Manual Page 14 www drillingsoftware com A reference to all the datum depths TVD MD and the linear and or custom temperatures is shown in the Design Temperature panel select Come The Select Well Head Rating data form is shown Ref Fig 18 9 Select Well Head Rating Fig 18 Select Well Head Rating psi Select Well Head Rating 5000 C 15000 10000 20000 WARNING WH Rating is Less Than Design Burst Pressure Selected WH Rating 1 000 M Figure 18 Select Well Head Rating select the well head rating design from 1000psi to 20000psi Note If a rating below the calculated surface pressure is selected a red warning will be shown The maximum design burst pressure and the safety factors have all been calculated in the background Select Come The Mud Evacuation Selection data form is shown Ref Fig 19 Casing Design User Manual Page 15 www drillingsoftware com 10 Mud Evacuation Fig 19 55 c
13. Page 19 www drillingsoftware com 6 De rating Collapse Curve Factors 228 Collapse Strength De Rating Factors Axial Tension De rating Factor for Collapse Sa Fa Area F Pif4 OD 2 ID 2 Yp sqrt 1 0 75 Sa Yp 2 0 5 Sa t p De rating Factor Vertical Depth MD Grade PPF Yp OD Wall ID Tensile Load Well Head 11 11 P 110 17 00 110 000 5 500 0 304 4 892 77 719 Btm Csg Sect 1 2 011 2 010 P 110 17 00 110 000 5 500 0 304 4 892 50 477 Top Csg Sect 2 2 011 2 010 55 17 00 95 000 5 500 0 304 4 892 50 477 Sect 2 4 011 3 857 T 9395 17 00 35 000 5 500 0 304 4 892 23 235 Top Csg Sect 3 4 011 3 857 2 55 17 00 55 000 5 500 0 304 4 892 23 235 Csg Sect 3 5 011 4 576 2 55 17 00 55 000 5 500 0 304 4 892 9 615 Top Sect 4 5 011 4 676 5 95 20 00 95 000 5 500 0 361 4 778 9 515 Csg Sect 4 5 611 5 168 2 05 20 00 95 000 5 500 0 361 4 778 0 Casing Shoe 5 611 5 168 5 95 20 00 95 000 5 500 0 361 4 778 0 a 4 k Collapse Adjusted for Axial Tension Rated Temp De Rated Section Tension Yield Axial Temp amp Tension MTD Collapse Collapse Tensions Ratio De Rating Factor De Rated Collapse Datum RKB Well Head 10 10 4 420 4 453 285 636 0 21 0 880 3 929 TOL 5 010 5 010 4 420 3 711 111 370 0 08 0 957 3 552 Top Lnr Sect 2 5 010 5 010 5 600 4 701 111 370 0 06 0 967 4 545 Lnr Sect 2 7 010 7 010 5 600 4 528 41 664 0 02 0 988 4 473 Top Lnr Sect
14. Ratio Collapse Lead Cmt Density Lead Height 250 MD Tail Cement Densi 12 0 Tail Height 150 MD 122 TVD 0 90 j d OldMudWeight 130 Displacement Fluid 100 Linear Temp Collapse Collapse j sections n ae TUR Lead Cmt 5211 4840 285 Cmt 5 461 5 045 8 53 Shoe 5611 5 168 300 7 96 7 84 7 84 Fig 24 Typical Design Report The Design Report is a full and comprehensive report broken down into four sections The Design Report can be exported or e mailed to the operator When selected a copy of the report is also exported to the local well file Casing Design User Manual Page 23 www drillingsoftware com a Design Report Section 1 Design Set View size Print Design report Export Email Report View Charts Edit Report Heade UpDate Design s idi Enter Company name and contact information here For Operating Company Big Oil Well Name amp Number RKBELEV oom MD 7500 Depth units MW Units ees Well Classification Casing String Drilling Production SW Grad Mud Evac Vert Dir Water Depth Gas Oil Grad Risk Class Well gt Casing Design Report ONSHORE Intermediate Csg Drilling Condition 0 442 60 Mud Directional Development Casing Section Casing Section Grade Connection Collapse psi Bu Burst
15. cal Depth True Vertical Depth Sub Sea Working Stress Design Casing Design User Manual Page 29
16. e com 6 Mud Weight Overbalance Option Fig 15 Add in any Mud Weight Overbalance ppg sM The overbalance trip margin is subtracted from the selected mud weight to reflect an accurate pore pressure Add Mud Weight overbalance 0 2 ppg trip margin ppg a _ Fig 15 Mud Weight Overbalance This data form gives an option to enter any overbalance This is deducted from the mud weight to give a more accurate pore pressure Select if not required for the design Select x The Section Depths data form is shown Ref Fig 16 7 Section Depths Fig 16 section Depths 25 Fig 16 Section Depths Casing Design User Manual Page 13 www drillingsoftware com At the top of the Section Depths data form there is a reference to the selected type of well and all the datum depths Enter the depths at the bottom of each casing section Note A warning will indicate any errors in the design Select Clear Denths and enter the new depths Select Continue estimated BHT data form is shown Ref 13 8 Temperatures and Estimated BHT Fig 17 Estimated BHT Fo ture Select Ambient Temp 60 f Linear Interpolation Temperature F f Custom Input Temperature C Design Temperature Linear Temp F Onshore Well Linear Temp F Custom Input F TVD MD Datum RKB 0 00 RKB 0 00 60 Well
17. elect The Design Criteria page is shown Ref Fig 22 13 Design Criteria Fig 22 ONSHORE Colapse Adjusted for Axial Tension Orig Condition WeeeesueDesrefeun cetamerecust Fig 22 Design Criteria From the Design Criteria Page the following are reviewed Temperature De rating Factors De rating Factors due to Axial Loading Cementing Safety Factors select to access the Temperature De rating Effect page Ref Fig 22A Casing Design User Manual Page 18 www drillingsoftware com a Temperature De rating Effect Fig 22A Yield Strength De Rating Factors TE EE PING ET De Rating Factor 50 100 150 200 250 300 350 400 450 500 550 600 Temp F Rated Tensile Rated Tensile Strength Body 976 000 976 000 976 000 1 253 000 1 253 000 519 000 519 000 460 000 460 000 460 000 460 000 1 381 489 1 381 489 1 381 489 1 758 258 1 758 258 603 929 603 929 603 929 603 929 603 929 603 929 Fig 22A Temperature De rating Effect Use the scroll bar to review all data select cee to return to the Design Criteria page to access the Collapse Strength select De rating Factors Ref Fig 22B BEEBSSHESBHNG De Rating Factar 1 01 1 01 0 84 0 84 0 81 0 81 0 80 0 80 0 79 0 79 0 79 Casing Design User Manual
18. es Producing Conditimn Et Fig 12 Casing Design Condition Setup On the Casing Design Condition Setup data form the following are selected Design Conditions Salt Water Gradient Offshore Onshore or Offshore e Drilling or Producing Case e Axial Tension Note The updated version of the Casing Design program includes Bi axial and Tri axial calculations String Selection e Structural Jetted Driven Conductor Surface 1 Csg Surface 2 Csg Scab Liner Intermediate Csg Intermediate Liner Drlg Liner Production Csg Production Liner Tieback String Casing Design User Manual Page 11 www drillingsoftware com Make the required selections and select Continue The Gas Oil Gradient data form is shown Ref Fig 13 4 Gas Oil Gradient Fig 13 Gas Oil Gradient Enter the Gas Oil Gradient psif Continue _ Fig 13 Gas Oil Gradient Enter the gas or oil gradient and select Continue The Mud Weight Leakoff data form is shown Ref Fig 14 5 Mud Weight Leakoff Fig 14 Mud Weight Leakoff x Present Mud Weight 13 ppg Leakoff present Shoe 15 ppg Old Mud Weight m Fig 14 Mud Weight Leakoff Enter The Present Mud Weight Leakoff present shoe Old Mud Weight Select Continue The Add in any Mud Weight Overbalance data form is shown Ref Fig 15 Casing Design User Manual Page 12 www drillingsoftwar
19. n Design gt Design Factors Fig 11 Steps a Casing Design Fig 12 7 Gas Oil Gradient 13 Mud Weight Leakoff Fig 14 gt Mud Weight Overbalance Fig 15 Temperature E De rating Effect z Fig 22A Section Depths Figs 7 and 16 De rating Collapse Design B Curve Factors Criteria Temperatures Fig 17 Fig 22B Fig 22 Cementing Well Head Rating Fig 18 Collapse Load Fig 22C a Mud Evacuation Fig 19 View Report Directional a Survey lt Update Charts Fig 20 Fig 2 E Well Profile Data Design Progress Fig 21 Input Fig 3 Printout Header 23 Print Export lt Design Report Fig 24 Design Charts Fig 25 Print Export Casing Design User Manual Page 28 www drillingsoftware com Appendix B 1 Glossary BHT Bottom Hole Temperature Degrees Centigrade er Casing Dog Leg Severity E Drilling e ue East West Degrees Fahrenheit D Inside Diameter In inches IDS pounds Measured Depth Mud Gas Interface NRO ener 8 North South UL Sse Se eet Outside Diameter pounds foot psi pounds per square inch True Verti
20. n Printout Update Design Select Drift or ID LT sees 139500 139519 056 855 10 630 7 3 6 iiio 06 0 ra ses cs roso 056 855 96 Mud Gas Interface TVD 8510 Shoe at 8510 SET Up C Well Head Burst SF Collapse SF Tension SF i mes utes ms psi vt E NEXT Enter Csg Section Depths Condi NUS Fig 6 Casing Data Select on the prompt The Menu Bar is shown On the Menu Bar select Ref Fig 7 Section Depths 3 19 7 Section Depths Casing Design User Manual Page 8 www drillingsoftware com select Clear Depths to clear any existing data After entering the depths of each casing section in the section panels select Continue The Update Charts prompt is shown Ref Fig 8 Do you want to update all the charts before you continue YS Fig 8 Update Charts selecting E returns the program to the Design page Ref Fig 4 gue is selected refer to Para 2 C 14 b Liner Data On the Design Page Ref Fig 4 selectl DES A Design for a Liner panel is shown Ref Fig 9 Is this Design for a Liner For a Liner Design The program assumes that the first section is the existing Enter the bo
21. nsion Ambient 60 Column ou er TES lion CU BHT 500 1 w semn sao 13 1 2 138 po sao 16 3 12510 so 13 secto srao 28 w E 8977 psi Fig 4 Design Page NOTE For the Menu Bar button functions and the Casing Design flow chart refer to Appendix A Any existing anomalies in the design will cause a red message to be shown on the Menu Bar The warning message shown informs the design engineer of the specific design fault 1 Casing and Liner Data a Casing Data On the Menu Bar select The Casing Data form is shown Casing Design User Manual Page 6 www drillingsoftware com Ref Fig 5 On the Casing Data form up to 4 different weights and grades of casing can be selected If a tapered string design is required different sizes of casing can be selected The casing database contains over 4000 different joints Customized casing data can be appended to the database Casing Data Select first item 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 25 27 28 29 30 1 Quik Stab FOD 90 lain End Quik Stab FOD 90 Quik Stab 90 Plain End Quik Stab 90 Quik Stab FOD 90 Quik Stab HD 90 Plain End Quik Stab HD 90 Plain End Quik Stab HD 90 Quik Stab 90 lain End lain End Quik Stab 90 Quik Stab HD 90 lain End lain End 1 210 2 360 2 140
22. on Load 60 Mud 60 MudEvac Loads GG Shoe Leak Off EMW 5 168 15 0 i Old Mud r 5 wt 3 439 F Shoe Btm Csg Sect 4 5 t Casing Shoe Fig 24B Design Report Section 2 section 2 of the Design Report shows MDaatthe top of each section MDaat the bottom of each section TVD at the top of each section TVD atthe bottom of each section All calculated design safety factors c Design Report Section 3 Fig 20C Rated Strengths De Rated Strengths due to Temperature Effect mn Collapse Burst Joint Load JT Tensile E Collar Dse inr 1 122 000 1 772 801 1 132 814 1 789 887 1 122 000 1 772 801 1 132 814 1 789 887 1 122 000 1 772 801 1 037 670 1 639 557 1 402 000 2 284 443 1 296 626 2 112 745 1 402 000 2 284 443 1 1 247 343 2 032 443 1 402 000 2 284 443 1 222 647 1 992 203 1 040 000 1 661 413 j 906 956 1 448 875 1 040 000 1 661 413 886 213 1 415 737 963 000 1 555 616 i 820 599 963 000 1 555 616 t 808 441 1 555 616 803 441 Fig 24C Design Report Section 3 Section 3 of the Design Report shows All Rated Strengths All De rated Strengths due to temperature effect Casing Design User Manual Page 25 www drillingsoftware com d Design Report Section 4 Fig 24D Azial De Azial De Rating Factors Factors Temp amp B i t 100 Evac E cui De Tension
23. psi DriD n Box OD in in X cm Le ST amp C 3 100 5 760 m 38 ETE am 12 150 14 380 4 011 72 00 ee 10 HC ST amp C 3 470 7 400 1 402 000 2 284 443 0 514 12 352 12 250 14 380 5 011 72 00 STAC 2 670 5 380 1 040 000 1 661 413 0 514 12 352 12 250 5611 ST amp C 2 260 5 020 963 000 1 555 616 0 480 12 420 wc voss wsi ewm 0 00 1 11 79 0 00 0 00 0 00 0 00 Datum RKB Fig 24A pasion m section 1 section 1 of the Design Report shows he Report Header Well Particulars Casing Design Report Well Classification Onshore Offshore Casing String Well Classification Drilling Production SW Grad Mud Evacuation 96 Well Classification Vertical Directional Water Depth Gas Oil Grad Hisk Class Well Head Rating Casing Section MD Size Weight Grade Connection Collapse psi Burst psi Joint 105 Body lbs Wall ID Drift ID Box OD Casing Design User Manual Page 24 www drillingsoftware com Survey Data e Inclination Azimuth TVD TVD SS N S E W DLS Closure Mud Gas Interface MGI Note The MGI is linked to the of mud evacuation and is indicated in all four sections of the Design Report 6 Design Report Section 2 Fig 248 Minimum Design Safety Factors Design Co Collapse Design 00 Evac Mud EMW Pore Collapse ae Directional Pressure 1 13 1 20 1 30 Burst Tensi
24. rad eee Shoe FS T Sark Treo Ert es at Ha Ambic nk En ninmu HD EHT 500 pui 13 3 ppa Previous Sha pth Hu Pora EFA D LJEG pri Fig 21 Design Progress Accessing the Design page at this stage gives a quick visual check as to how the design is progressing Any design failures are shown as red cells At the top section of the design page selected casing sections parameters are shown The parameters shown are The Outside Diameter in he Nominal Weight ppf he Grade he Joint Connection Collapse Strength psi Joint Strength psi Yield Strength Ibs Wall Thickness in Option to select Drift or ID Box Diameter in The light blue section shows all the present and previous mud data and the next setting depths Immediately below the light blue section all the design safety factors are shown Any failed safety factors will show in red The Mud Gas Interface depth is shown in the light blue section of the survey data Casing Design User Manual Page 17 www drillingsoftware com Note Any section of the design set up can be accessed via the Menu Bar Quick changes to any of the design parameters can be accomplished without going through the complete sequential design set up Setup Design Criteria The Menu Bar is shown when is selected on the Design page On the Menu Bar s
25. ttom of Section 1 as the TOL You can enter up to 3 liner The TOL should be entered as the Bottom of Section One Casing Fig 9 Design for a Liner Casing Design User Manual Page 9 www drillingsoftware com On the panel select The liner s can now be selected in the same manner as selecting casing data Ref Para 2 C 1 a After selection the design page is shown with the selected liner data shown at the top of the design page Ref Fig 10 Previous cemented casing Select Liner Design etup Design Criteria Set View size Liner Design Selected Fig 10 Liner Data Up to 3 liner sections can be used If the sections for a liner have been selected and so was selected on the Csg Dia 2 Select Liner Design Design for a Liner panel Ref Fig 9 the prompt shown Select Select Liner Design then select che on the Liner Design Dialogue The Liner Data is now shown at the top of the Design page Ref Fig 10 2 Design Safety Factors Fig 11 On the Design page select DesignMenu The Menu Bar is shown On the Menu Bar select __ 5 The Design Factors data form is shown Ref 11 Dein actos _ L mew e _ Oriing Sting lw ris Driing Sting righ is Production String Driing Stings Producton Stings Ai Dred Stings LX For Body Yield Strength For Connection Strength based on ultimate Yield For
26. www drillingsoftware com Drillingsoftware Casing Design User Manual 1 Introduction Working Stress Design WSD loads are evaluated throughout the entire length of the casing from the Well Head to the Casing Shoe True Vertical Depth TVD is now fully linked to Vertical Well Geometry or Directional Well Geometry Accurate TVD s are used for precise Burst Collapse and Tensile load calculations User defined Custom Casing Specifications can also be incorporated into the design The program is designed to take the user through a logical sequence to achieve the optimum casing design 2 Operation A Menu WELCOME TO DRILLINGSOFTWARE iss About This Program SSN WSD Parameters SS CASING DESIGN PROGRAM Version 2 0 Enter Design Survey 1 Utilities Fig 1 Menu Casing Design User Manual Page 1 www drillingsoftware com On the Menu page selecting PeutThis Program ang WSD Parameters buttons explain the program parameters Selecting EN S 085181 Survey shows the Directional Survey page Selecting Utilities shows the contact details of drillingsoftware Selecting closes the program B Set up To set up the design program select EntSr Design survey The Directional Survey page is shown Shallow Offshore Weil Datum RKB Datum Datum RKB 0 0 UNITS oo 100 feit RKB GL 20 _ feet Water Depth WH MSL
Download Pdf Manuals
Related Search