Bullheading Volume to Perforations Calculator
Enter the declared drilling engineering inputs below to solve V_bh. Variable definitions, units, the default calculation, and the available source trail are included on this page.
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, variables, and default calculation
Reproducible default result
With the default values shown below, the calculation returns V_bh = 135 bbl. Defaults demonstrate the implementation; they are not recommended field values.
10
85
25
15
Input definitions
V_lines
bblSurface Lines Volume
V_surface_EOT
bblSurface to End of Tubing Volume
V_EOT_top
bblEnd of Tubing to Top Perforations Volume
V_top_bottom
bblTop Perforations to Bottom Perforations Volume
Output definitions
V_bh
Volume to Bullhead
V_lines
Surface Lines Volume
V_surface_EOT
Surface to End of Tubing Volume
V_EOT_top
End of Tubing to Top Perforations Volume
V_top_bottom
Top Perforations to Bottom Perforations Volume
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.
IADC WellSharp Formula Sheet, field units, well completion/workover bullheading formulae.
Open source reference