18 July 2017

AC drive

An AC drive is a system for controlling the rotational speed and/or torque of an alternating current (AC) electric motor by controlling the frequency of the […]
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.