Pressure loss in annulus
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Pressure loss in annulus


Length of drill pipe(ft):

OD of drill pipe(inch):

Hole size(inch):

Mud Weight(ppg):

Flow rate(gpm):

Hole size(inch):

B parameter (see the table):

calculation results


General coefficient:

Pressure loss in the annulus(psi):

Reference:OYX钻井助手

image.pngOYX钻井助手


OYX钻井助手

image.pngOYX钻井助手