Balanced Cement Plug Example Calculations

Balanced Cement Plug Example Calculations

This article gives an example of calculation for a typical balanced cement plug job.

Parameters to be Calculated

The following parameters shall be calculated for the setting of a balanced plug.

  • 150 % of drillpipe/stinger contents.
  • required slurry volume taking all excess requirements into account.
  • tonnage of cement.
  • mixwater requirements.
  • spacer volumes.
  • theoretical TOC in balance.
  • TOC inside drillpipe when under-displaced by required amount between 250 - 500 ft.
  • top of postflush inside drillpipe when . . .

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