دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a panel or board on the rig floor, usually near the drillers position, that allows a person to remotely adjust the size of the opening of a choke installed in the choke manifold. By adjusting the chokes opening, the operator can increase or decrease the amount of back-pressure being held on the well by the choke. Usually, the panel also has pressure gauges and other instruments to help the operator control the well.