Technical Data Book

1 A L. I C. H N O K. E C. B O. T TA. DA. The Leader In well Control. + Technical . data book . A quick reference book of formulas, charts, and tables A Superior Energy Services Company 2020 Wild well Control, Inc. The information contained herein has been collected from various sources. Accordingly, Wild well Control, Inc. cannot and does not guarantee, warrant or represent the accuracy of or accept any responsibility for the use of any information contained herein. + 2 Table of Contents Acronyms & Abbreviations .. 3. Common Formulas & Equations Capacities & Volumes for Downhole .. 4. Capacities & Volumes of Tanks .. 5. Pump Output & Rate Formulas .. 6. Pump Pressure Relationships .. 6. Equivalent Circulating Density .. 7. Trip Calculations .. 7. Pressure & Gradient Formulas .. 8. Kick Related Formulas & Equations Kill Sheet Calculations .. 9. Kick Related Formulas .. 10. Kick Related Engineering Calculations.

2 11. Volumetric Method Calculations .. 12. Lubricate & Bleed Calculations .. 12. Bullheading 13. Stripping / Snubbing Calculations .. 14. Subsea Formulas .. 15. Accumulator Sizing .. 15. Mud & Cement Formulas .. 16. Hydraulics Formulas .. 18. Estimates & Rules of Thumb Tripping .. 18. Stuck Pipe .. 19. Free Point and Stretch Estimates .. 20. Temperature Drop Across Choke or Orifice .. 21. Bit Nozzle Pressure Loss .. 21. Gas well Flow Rates .. 22. Area of a Circle .. 22. Force and Pressure .. 23. Weight of Spiral Drill Collars .. 23. Buoyancy Factor .. 23. Surface and Bottom Hole Pressures in Full Gas Column .. 23. Pipe Elongation Due to Temperature .. 24. Pipe, BOP & Other data Tables Drillpipe Range II .. 26. Drillpipe Capacity & Displacement .. 27. Heavy-Weight Drillpipe .. 28. Drill Collars .. 29. Drill Collar Capacity & Displacement .. 31. KILL SHEET .. 32. API Tubing .. 34. Premium Connection Tubing.

3 40. Casing Strength .. 42. Casing Capacity .. 45. Hole Capacity .. 47. Triplex Pumps at 100% Efficiency .. 48. Mud Weight 50. Mud Weights .. 51. Specifications for BOP Flanges, etc.. 53. Gate Valve data .. 54. API Ring Joint 56. BOP Fluid Operating Volumes .. 59. Coiled Tubing data .. 65. Coiled Tubing Dimensions .. 66. Electric 68. Wireline data .. 70. Conversion 71. Acronyms & Abbreviations 3. Unless otherwise defined, the following abbreviated terms are used in this book . Units are identified within specific formulas and equations. Term Description bbl Barrel bpm Barrels per minute Cap Capacity Csg Casing DC Drill collar Disp Displacement DP Drillpipe DS Drillstring ECD Equivalent circulating density Eff Efficiency EMW Equivalent mud weight EOB End of build FCP Final circulating pressure FMDPP Final maximum drillpipe pressure FP Formation pressure ft Foot gal Gallon gpm Gallons per minute HP Hydrostatic pressure ICP Initial circulating pressure ID Internal diameter IMDPP Initial maximum drillpipe pressure KOP Kick off point KWM Kill weight mud MD Measured depth min Minutes MW Mud weight OD Outer diameter OMW Original mud weight pcf Pounds per cubic foot PP Pump pressure ppf Pounds per foot ppg Pounds per gallon psi Pounds per square inch PV Plastic viscosity Q Flow rate SF Safety factor SICP Shut in casing pressure SIDPP Shut in drillpipe pressure sk, sx Sack.

4 Sacks SPM Strokes per minute SPP Slow pump pressure stk Stroke TVD True vertical depth V Velocity Vol Volume YP Yield point 4 Formulas & Equations Capacities & Volumes for Downhole Capacities Open Hole Capacitybbl/ft (OHCap) =. (Hole Diameterinches)2. 1, (Casing IDinches)2. Casing Capacitybbl/ft (CsgCap) =. 1, (Pipe IDinches)2. Drill String Capacitybbl/ft (DSCap) =. 1, OH x DS Annular Capacitybbl/ft (OH x DSCap) =. (HoleDiamet erinches)2 (ODStringinches)2. 1, Csg x DS Annular Capacitybbl/ft (Csg x DSCap) =. (Ca sin g IDinches)2 (ODStringinches)2. 1, Multiple String Annular Capacitybbl/ft (MSACap) =. (Ca sin g IDinches)2 (ODPipe1inches)2 + (ODPipe2inches)2 .. 1, Volumes per Section Open Hole Volumebbl (OHVol) = OHCapbbl/ft x Lengthft Casing Volumebbl (CsgVol) = CsgCapbbl/ft x Lengthft Drill String Volumebbl (DSVol) = DSCapbbl/ft x Lengthft OH x DS Annular Volumebbl (OH x DSVol) =. (OH x DSCap)bbl/ft x Lengthft Csg x DS Annular Volumebbl (Csg x DSVol) =.

5 (Casg x DSCap)bbl/ft x Lengthft Multiple String Annular Volumebbl (MSAVol) =. MSAC apbbl/ft x Lengthft Formulas & Equations 5. Capacities & Volumes of Tanks Vertical Cylindrical Tanks Capacitybbl/ft =. (Tank Diameterft)2. Capacitybbl/ft =. (Tank Diameterinches)2. 1, Capacitybbl/inch =. (Tank Diameterft)2. Capacitybbl/inch =. (Tank Diameterinches)2. 12, Volumebbl = Capacitybbl/ft x Heightft Volumebbl = Capacitybbl/inch x Heightinches Rectangular Tanks Capacitybbl/ft = x Lengthft x Widthft Capacitybbl/inch = x Lengthft x Widthft Volumebbl = Capacitybbl/ft x Heightft Volumebbl = Capacitybbl/inch x Heightinches horizontal Cylindrical Tanks Volume of Tankbbl = Lengthft . (Tank Diameterinches)2. 1, Content from Volume (for horizontal Tanks). Height of Contentinches Height Ratio =. Height of Tankinches FIND VOLUME FACTOR FROM TABLE USING CALCULATED HEIGHT. RATIO: Content in Tankbbl = Vol of Tankbbl x Volume Factor Height Volume Height Volume Ratio Factor Ratio Factor 6 Formulas & Equations Pump Output & Rate Formulas Pump Outputs FOR TRIPLEX PUMPS: Outputbbl/stk =.

6 X (Liner IDinches)2 x Strokeinches x Eff%. FOR DUPLEX PUMPS (DOUBLE ACTING): Outputbbl/stk =. x [2 x (Liner IDinches)2 (Rod ODinches)2]. x Strokeinches x Eff%. Pump Rates Ratebpm = Outputbbl/stk x SPM. Rategpm = 42 x Outputbbl/stk x SPM. Pumping/Spotting/Displacing BBL to Pump Timemin =. Outputbbl/stk SPM. Pump Pressure Relationships New Pump Pressure (PP) for Rate Change 2. New Ratebpm . New PPpsi = Old PPpsi Old Ratebpm . 2. New SPM . New PPpsi = Old PPpsi Old SPM . New Pump Pressure (PP) for Density Change New MWppg New PPpsi = Original PPpsi Original MWppg Formulas & Equations 7. Equivalent Circulating Density (ECD). Equivalent Circulating Density (ECDppg) using Pressure Loss Annular Friction Pressure Losspsi ECDppg = MWppg +. DepthTVDft Where: Annular Friction Pressure Loss in psi is approximately equal to 10% of the pump pressure for normal hole geometries ( , no liners or tapered strings).

7 Equivalent Circulating Density (ECDppg). using Yield Point (YP) for MW 13 ppg YP. ECDppg = MWppg +. HoleDiameterinches - PipeODinches Where: YP = Fann 300 reading PV. PV = Fann 600 reading Fann 300 reading Equivalent Circulating Density (ECDppg). using Yield Point (YP) for MW > 13 ppg ECDppg = MWppg +. HoleDiamet erinches PipeOD inches PV Vft/min . YP + . 300 (HoleDiamet erinches PipeOD inches ) . Trip Calculations Trip Marginppg YPmud Trip Marginppg =. (Hole Diameterinches - Pipe ODinches ). Annular Pressure Losspsi Trip Marginppg =. DepthTVDft Slug Mud Weightppg for a given Length of Dry Pipe Slug Weightppg =. MWppg +. (MWppg Length Dry Pipeft DP Capbbl/ft ). Volume of Slugbbl Slug Volumebbl for a given Length of Dry Pipe MWppg Length Dry Pipeft DP Capbbl/ft Slug Volumebbl =. Slug MWppg - MWppg 8 Formulas & Equations Trip Calculations, continued Pit Gain from Slugbbl Slug Weight ppg - MWppg Pit Gainbbl = Slug Volumebbl.

8 MWppg Depth Slug Fallsft Pit Gain from Slugbbl Depth Slug Fallsft =. DP Capbbl/ft Hydrostatic Pressure Drop per Vertical Foot ( Ppsi/ft) when Pulling Dry Pipe x MWppg x DP Displ bbl/ft Ppsi/ft =. Annulus Capbbl/ft + DP Capbbl/ft Hydrostatic Pressure Drop per Vertical Foot ( Ppsi/ft) when Pulling Wet Pipe Ppsi/ft = x MWppg x (DP Capbbl/ft + DP Displbbl/ft ). Annulus Capbbl/ft Length of Dry Pipe Pulled Before Fill-Up for Desired Pressure Drop P. Ppsi (Annulus Capbbl/ft + DP Capbbl/ft ). Lengthft =. MWppg DP Displ bbl/ft Length of Wet Pipe Pulled Before Fill-Up for Desired Pressure Drop P. Ppsi Annulus Capbbl/ft Lengthft =. MWppg (DP Capbbl/ft + DP Displ bbl/ft). Pressure & Gradient Formulas Fluid Gradient (Gradientpsi/ft). Gradientpsi/ft = x Fluid Densityppg Gradientpsi/ft = x Fluid Densitypcf Gradientpsi/ft = x Specific Gravity (SG). Hydrostatic Pressure (HPpsi). HPpsi = Gradientpsi/ft x DepthTVDft HPpsi = x MWppg x DepthTVDft HPpsi = x MWpcf x DepthTVDft HPpsi = x SG x DepthTVDft Formulas & Equations 9.

9 Kill Sheet Calculations (All formulas based on single bubble in water based mud.). SEE SAMPLE KILL SHEET ON PAGE 32/33. Kill Weight Mud (KWMppg) from Original Mud Weight (OMWppg). SIDPPpsi KWMppg = + OMWppg ( DepthTVDft ). Initial Circulating Pressure (ICPpsi). ICPpsi = SIDPPpsi + SPPpsi Final Circulating Pressure (FCPpsi). SPPpsi KWMppg FCPpsi =. OMWppg Strokes to Bit (STB). Drillstrin g Volumebbl STB =. Outputbbl / stk Strokes for KWM to Shoe Openhole Annular Volumebbl Strokes to Shoe = + STB. Outputbbl/stk Strokes for KWM to Surface Total Annular Volumebbl Strokes to Surface = + STB. Outputbbl/stk Time for KWM to Bit STB. Time to Bitmin =. SPM. Time for KWM to Shoe Strokes to Shoe Time to Shoemin =. SPM. Time for KWM to Surface Strokes to Surface Time to Surface =. SPM. 10 Formulas & Equations Kick Related Formulas (All formulas based on single bubble in water based mud.). Length of Influx Influx Sizebbl Influx Lengthft =.

10 Lower Annulus Capbbl/ft Maximum Expected Pit Gain (MPGbbl) with a Gas Kick in Water-Based Mud Systems FPpsi Original Gainbbl Annular Capbbl/ft MPGbbl = 4 . KWMppg Maximum Expected Surface Pressure (MSPpsi). from a Gas Kick in Water-Based Mud Systems FPpsi Original Gainbbl KWMppg MSPpsi = . Annular Capbbl/ft at top of hole Maximum Allowable Mud Weight (MAMWppg). Applied Pressurepsi MAMWppg = + Test MWppg Shoe DepthTVDft Note: Applied Pressure from Integrity or Leak-Off test. Maximum Allowable Shut-In Casing Pressure (MASPpsi). MASPpsi = x (MAMWppg MWppg) x ShoeDepthTVDft Kick Tolerance (KTppg) with Influx Shoe DepthTVDft . KTppg = (MAMWppg MWppg ) . Total DepthTVDft . Influx HeightTVDft . (MWppg MWIppg) . Hole DepthTVDft . Where: MWIppg = Density of influxppg Estimated Kick Density SICPpsi SIDPPpsi Kick Densityppg = MWppg . Kick LengthTVDft Kick Gradientpsi/ft SICPpsi SIDPPpsi Kick Gradientpsi/ft = (MWppg ).