Control valves

Control valves

Industry: Industrial valves

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Control valves

controller

Industrial valves; Control valves

A device which tells a control valve what to do. Controllers can be either pneumatic or electronic. There are pressure, temperature, ph, level, differential, and flow controllers. The job of the ...

valve

Industrial valves; Control valves

A device which dispenses, dissipates, or distributes energy in a system.

coefficient flow

Industrial valves; Control valves

A constant (C v ) that is used to predict the flow rate through a valve. It is related to the geometry of the valve at a given valve opening. See C v .

A characteristic where flow capacity or (C v ) increases linearly with valve travel. Flow is directly proportional to valve travel. This is the preferred valve characteristic for a control valve that ...

bubble tight

Industrial valves; Control valves

A commonly used term to describe the ability of a control valve or regulator to shut off completely against any pressure on any fluid. Unfortunately, it is completely unrealistic. Control valves are ...

extension bonnet

Industrial valves; Control valves

A bonnet with a packing box that is extended above the body to bonnet connection so as to maintain the temperature of the packing above (cryogenic service) or below (high-temp service) the ...