18 July 2017

Accumulator

A pressure vessel charged with nitrogen gas and used to store hydraulic fluid under pressure for operation of blowout preventers.
18 July 2017

Accumulator bank

An assemblage of multiple accumulators sharing a common manifold.
18 July 2017

Accumulator unit

A hydraulic power unit with accumulators, pumps control fluid reservoir and hydraulic control manifold for operation of blowout preventers.
18 July 2017

Acoustic log

A record of the measurement of porosity, done by comparing depth to the time it takes for a sonic impulse to travel through a given length […]