Hard shut-in:
In a well-control operation, closing the bop without first opening an alternate flow path up the choke line.When the bop is closed, pressure in the annulus cannot be read on the casing pressure gauge.
Compare soft shut-in.
Hard shut-in:
In a well-control operation, closing the bop without first opening an alternate flow path up the choke line.When the bop is closed, pressure in the annulus cannot be read on the casing pressure gauge.
Compare soft shut-in.