释义 |
bypass valve
bypass valve[′bī‚pas ‚valv] (engineering) A valve that opens to direct fluid elsewhere when a pressure limit is exceeded. bypass valveA valve (usually in a closed position) which is used as the control device in a bypass.bypass valveA valve that maintains constant system pressure. When the system pressure is exceeded by a predetermined amount, the valve opens and relieves the pressure, bypassing the fluid back to the system and thereby protecting the system against ruptures. The pressure at which the valve should open can be set. Bypass valves are commonly used in oil filters and oil coolers. Also known as a bypass relief valve.AcronymsSeeBPV |