(valve control)
81Reversing valve — A reversing valve removed from an HVAC heat pump for replacement. A reversing valve a type of valve and is a component in a heat pump, that changes the direction of refrigerant flow.[1][2] …
82Piston valve — A piston valve is a device used to control the motion of a fluid along a tube or pipe by means of the linear motion of a piston within a chamber or cylinder.Examples of piston valves are: * The valves used in the valve gear of many stationary… …
83Thermostatic 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… …
84Slide valve — Cylinder, with slide valve removed to show ports …
85Thermostatic mixing valve — A thermostatic mixing valve (TMV) is a valve that blends hot water with cold water to ensure constant, safe shower and bath outlet temperatures, preventing scalding. The storage of water at high temperature removes one possible breeding ground… …
86Variable Valve Event and Lift — Nissan Variable Valve Event and Lift (commonly known as VVEL) is an automobile variable valve timing technology developed by Nissan. Nissan VVEL was introduced with the Nissan VQ Engine VQ37VHR in 2007 on the Infiniti G37. VQ37VHR motor specs: 11 …
87Float valve — A float valve is a mechanical feedback mechanism that regulates fluid level by using a float to drive an inlet valve so that a higher fluid level will force the valve closed while a lower fluid level will force the valve open. This is an example… …
88Automatic Performance Control — (APC) was the first engine knock and boost control system that was introduced on turbo charged Saab H engines in 1982 and was fitted to all subsequent 900 Turbos through 1993 (and 1994 convertibles), as well as 9000 Turbos through 1989. The APC… …
89combination valve — [1] A brake system hydraulic control device includes a pressure differential valve, metering valve, and proportioning valve [2] A hydraulic valve usually incorporating a pressure differential warning switch, a metering valve and a proportioning… …
90Distributed control system — Part of a series of articles on Industry Manufacturing methods Batch production • Job production Continuous production Improvement method …
