دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a beam pumping unit that has a counterbalance weight on the walking beam.

n: a nipple or restriction placed in a line (a pipe) to reduce the rate of flow of fluid through the line. Beans are frequently placed in Christmas trees to regulate the flow of fluids corning out of the well. Also called a flow bean. See Christmas tree.

a flow restriction common in downhole chokes, surface chokes and some SSSVs.

an engineered sequence of choke settings in the start-up of a well to apply stresses in the formation in a manner that will strengthen the formation and avoid failure.

an estimation of the pumpability of a slurry. Has no direct correlation to viscosity.

n: 1. an object, surface, or point that supports. 2. a machine part in which another part (such as a journal or pin) turns or slides.

n: a device that is fitted around a bearing to hold or immobilise it.

n: a machined extension around which are placed bit bearings.