Drilling Calculator

Required Fields In Red

Pump Efficiency %

• Graident Pressure: 0.624
  Mud Weight

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• Hydrostatic Pressure: 4680.000
  Mud Weight, TVD

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• Barrels Per Stroke: 0.1049
  liner-size, pump stroke length

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• Barrels Per Minute: 9.4401
  liner-size, pump stroke length, pump rate

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• Gallons Per Stroke: 4.4054
  liner-size, pump stroke length

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• Gallons Per Minute: 396.4827
  liner-size, pump stroke length, pump rate

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• Annular Volume: 0.0702
  Drill Bit Size

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• Annular Volume
  W/Drillpipe: 0.0459
  Drill Bit Size, Drill Pipe OD

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• Annular Velocity
  @Drillpipe: 205.6635
  Drill Bit Size, Drill Pipe OD, liner size, pump stroke length, pump rate

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• Drill Pipe Volume: 0.0061
  Drill Pipe ID

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• Total String Volume: 91.07
  Drill Pipe ID, liner size, pump stroke length, pump rate, measured depth

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• Total Annular Volume
  W/string in hole: 688.51
  Drill Bit Size, Drill Pipe OD, liner size, pump stroke length, pump rate, measured depth

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• Surface to Bit Strokes: 868.27
  Drill Pipe ID, liner size, pump stroke length, pump rate, measured depth

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• Surface to Bit Time: 10
  Drill Pipe ID, liner size, pump stroke length, pump rate, measured depth

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• Bit to Surface: 6564.12
  Drill Pipe OD, Drill Bit Size, liner size, pump stroke length, pump rate, measured depth

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• Bit to Surface Time: 73
  Drill Pipe OD, Drill Bit Size, liner size, pump stroke length, pump rate, measured depth

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• Surface to Surface: 7432.39
  Drill Pipe OD, Drill Bit Size, liner size, pump stroke length, pump rate, measured depth

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• Surface to Surface Time: 83
  Drill Pipe OD, Drill Bit Size, liner size, pump stroke length, pump rate, measured depth

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• Drill Pipe Displacement
  Wet: 0.0182
  Drill Pipe OD, Drill Pipe ID