释义 |
check valve
check valve n (Mechanical Engineering) a valve that closes by fluid pressure to prevent return flow. Also called: nonreturn valve check′ valve` n. a valve permitting liquids or gases to flow in one direction only. [1875–80] Translationscheck valve
check valve[′chek ‚valv] (mechanical engineering) A device for automatically limiting flow in a piping system to a single direction. Also known as nonreturn valve. Check Valve a device that passes a stream of fluid or gas through a pipe only in one direction and closes automatically when the direction of the stream reverses. It is used in various thermal power engineering and production plants. check valve, back-pressure valve, reflux valve Two types of check valves.A valve that permits the flow of fluid in one direction only. Various types of check valves are depicted in the illustrations.check valve
check valveA valve that permits fluids or gases to flow in just one direction. Check valves are used in infusion sets to prohibit backflow of fluids during intravenous therapy. See also: valveAcronymsSeecash value |