Drilling EngineeringDrilling HydraulicsCalculation record

Drill Pipe or Drill Collar Displacement and Weight Calculator

Disp=\frac{OD^2-ID^2}{1029.4}

Enter the declared drilling engineering inputs below to solve Disp. Variable definitions, units, the default calculation, and the available source trail are included on this page.

Tabular solver

Extended guidance in preparation

What is available in this record

This record provides the functioning calculator, formula, declared variables and units, a reproducible default result, and the available citation metadata. A separately written engineering interpretation has not yet been published for this calculation.

Formula reference

Formula, variables, and default calculation

Disp=\frac{OD^2-ID^2}{1029.4}

Reproducible default result

With the default values shown below, the calculation returns Disp = 0.006524 bbl/ft. Defaults demonstrate the implementation; they are not recommended field values.

ODin

IDin

4.276

Input definitions

OD

Pipe Outside Diameter

ID

Pipe Inside Diameter

Output definitions

Disp

bbl/ft

Pipe or Drill Collar Displacement

W

lb/ft

Approximate Tubular Weight

OD

Pipe Outside Diameter

ID

Pipe Inside Diameter

Source and record status

Source metadata identifies the relationship implemented by the calculator. Check the cited edition, unit basis, and scope against the engineering case before operational use.

reviewed

Formulas and Calculations for Drilling, Production and Workover, Lapeyrouse, N.J. (2002)

Lapeyrouse, N.J. 2002. Formulas and Calculations for Drilling, Production and Workover, 2nd Edition, Gulf Professional Publishing, Page 25.

Open source reference