The construction and accessories of Shutdown Valve (SDV) and Emergency Shutdown Valve (ESDV) are similar. What is the basis to distinguish their name? Their name is distinguished only from their services. Shutdown Valve referred to actuated valve which is closed during partial or total process shutdown of system to which the valve protects. Emergency Shutdown Valve is actuated valve which is closed when triggered by signal from ESD level signal during emergency condition occurs. Emergency Shutdown Valves are commonly located in incoming line and outgoing line of the plant or platform.
No Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. There are various types of check valves used in a wide variety of application. And a ball check valve is one of types of check valves, it a check valve in which the closing member, the movable part to block the flow, is a spherical ball. Then a ball valve is a valve with a spherical disc, the part of the valve which controls the flow through it. The sphere has a hole, or port, through the middle so that when the port is in line with both ends of the valve, flow will occur. As you see, they are not the same.
the triscuspid valve is the valve in a bathroom sink.
a gate valve is a one way totally open or closed valve, a control valve is a variable valve.
XV is shutoff valve UV is under control valve
some engineers believe that HCR stands for High Closing Ratio. but Hydraulic Control Remote seems to be more related and is more correct. my reference is www.oilfield-dictionary.com/hcr-valve/
Jamie Christian Follese
Familiar Waters - 2004 Fathers Day HCR was released on: USA: 11 February 2011
A House Concurrent Resolution (HCR)in the Texas Legislature that protects the rights of individual states in the U.S. a granted by Article IV and the 9th and 10th amendments of the U.S. Constitution. By this HCR the state of Texas does not have to abide by any laws or rules mandated by the federal government that are not granted to it by the U.S. Constitution.
NCR Ranger Combat Armor
There are a number of service that HCR Manor Care provides. Some of those services include nursing homes and facilities, home care, post-hospital care, and assisted living.
HCR Manor Care lists the address of their corporate offices as 333 North Summit Street, Toledo, Ohio 43604. Mailing address is P.O. Box 10086 in Toledo.
The airport code for Holy Cross Airport is HCR.
The Mitral Valve
Mitral valve
Schroeder valve.
Its called the atrioventricular valve or just AV valve