actuator valve

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• Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… …   Wikipedia

• actuator — [1]A device which controls or operates another device. [2] The portion of a regulating valve which converts mechanical fluid, thermal energy, or electrical energy into mechanical motion to open or close the valve seats Also see hydraulic… …   Dictionary of automotive terms

• Electric actuator — Actuators are used for the automation of industrial valves and can be found in all kinds of technical process plants: they are used in wastewater treatment plants, power plants and even refineries. This is where they play a major part in… …   Wikipedia

• Pneumatic actuator — A pneumatic actuator converts energy (in the form of compressed air, typically) into motion. The motion can be rotary or linear, depending on the type of actuator. Some types of pneumatic actuators include: *Tie rod cylinders *Rotary actuators… …   Wikipedia

• Angle seat piston valve — An angle seat piston valve is a pneumatically controlled valve with a piston actuator providing linear actuation to lift a seal off its seat. The seat is set at an angle to provide the maximum possible flow when unseated. Angle seat piston valves …   Wikipedia

• Butterfly valve — A butterfly valve is a type of flow control device, typically used to regulate a fluid flowing through a section of pipe. The valve is similar in operation to a ball valve. A flat circular plate is positioned in the center of the pipe. The plate… …   Wikipedia

• Globe valve — A Globe valve is a type of valve used for regulating flow in a pipeline, consisting of a movable disk type element and a stationary ring seat in a generally spherical body. [cite web url = http://www.answers.com/topic/globe valve title = Globe… …   Wikipedia

• Poppet valve — A poppet valve is a valve consisting of a hole, usually round or oval, and a tapered plug, usually a disk shape on the end of a shaft also called a valve stem. The shaft guides the plug portion by sliding through a valve guide. In most… …   Wikipedia

• Continuous variable valve timing — offers a unique ability to have independent control of the intake and exhaust valves in an internal combustion engine. For any engine load criteria, the timing of intake and exhaust can be independently programmed [1]. The main variations of… …   Wikipedia

• Thermostatic Radiator Valve — A Thermostatic Radiator Valve, (TRV), is a self regulating valve fitted to hot water heating system radiators. The TRV controls the temperature of a room by regulating the flow of hot water to the radiator.TRVs consist of two parts, a valve that… …   Wikipedia

• Ball valve — A ball valve (like the butterfly valve and plug valve are one of the family of valves called quarter turn valves ) is a valve that opens by turning a handle attached to a ball inside the valve. The ball has a hole, or port, through the middle so… …   Wikipedia