دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

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.

a flow bean (restriction) set in a profile near the bottom of the well. Used as a flow regulator and to take part of the pressure drop downhole to reduce the potential of hydrates.

n: a choke whose opening is one size only, that is, not adjustable. Compare adjustable choke.

a non adjustable choke that uses a flow bean for regulation.