Авторы: Lapeyrouse N. J.
Название: Formulas and Calculations for Drilling, Production and Workover
Формат: PDF
Размер: 14 Mb
Год издания: 2002
Contents
PREFACE
1 BASIC FORMULAS
Pressure Gradient
Hydrostatic Pressure
Converting Pressure into Mud Weight
Specific Gravity
Equivalent Circulating Density
Maximum Allowable Mud Weight
Pump Output
Annular Velocity
Capacity Formulas
Control Drilling
Buoyancy Factor
Hydrostatic Pressure Decrease When Pulling Pipe out of the Hole
Loss of Overbalance Due to Falling Mud Level
Formation Temperature
Formation Temperature
Hydraulic Horsepower
Drill Pipe/Drill Collar Calculations
Pump Pressure/Pump Stroke Relationship
Cost per Foot
Cost per Foot
Temperature Conversion Formulas
2 BASIC CALCULATIONS
Volumes and Strokes
Slug Calculations
Accumulator Capacity
Bulk Density of Cuttings
Drill String Design(Limitations)
Ton-Mile Calculations
Cementing Calculations
Weighted Cement Calculations
Weighted Cement Calculations
Calculations for the Number of Sacks of Cement Required
Calculations for the Number of Feet to Be Cemented
Setting a Balanced Cement Plug
Differential Hydrostatic Pressure Between Cement in the Annulus and Mud Inside the Casing
Hydraulicing Casing
Depth of a Washout
Lost Returns-Loss of Overbalance
Stuck Pipe Calculations
Calculations Required for Spotting Pills
Calculations Required for Spotting Pills
Pressure Required to Break Circulation
3 DRILLING FLUIDS
Increase Mud Density
Increase Mud Density
Dilution
Mixing Fluids of Different Densities
Oil-Based Mud Calculations
Solids Analysis
Solids Fractions
Dilution of Mud System
Displacement-Barrels of Water/Slurry Required
Evaluation of Hydrocyclone
Evaluation of Centrifuge
4 PRESSURE CONTROL
Kill Sheets and Related Calculations
Prerecorded Information
Kick Analysis
Pressure Analysis
Stripping/Snubbing Calculations
Stripping/Snubbing Calculations
Subsea Considerations
Workover Operations
Workover Operations
Controlling Gas Migration
Gas Lubrication
Annular Stripping Procedures
5 ENGINEERING CALCULATIONS
Bit Nozzle Selection-Optimized Hydraulics
Hydraulics Analysis
Critical Annular Velocity and Critical Flow Rate
“d” Exponent
“d” Exponent
Cuttings Slip Velocity
Surge and Swab Pressures
Equivalent Circulation Density
Fracture Gradient Determination-Surface Application
Fracture Gradient Determination-Subsea Application
Directional Drilling Calculations
Miscellaneous Equations and Calculations
APPENDIXA
APPENDIX B
APPENDIXA
APPENDIX B
INDEX
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28 Apr 2018г. в 16:41
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