differential valve

См. также в других словарях:

• vacuum differential valve — (VDV) a device used in a Thermactor system with a catalyst that sense intake manifold vacuum and triggers the bypass valve to dump injection air to the atmosphere during deceleration …   Dictionary of automotive terms

• pressure differential valve — Senses unbalanced hydraulic pressure between two halves of the split brake system …   Dictionary of automotive terms

• Valve audio amplifier - technical — Circuitry and performance Characteristics of valves Valves are very high input impedance (near infinite in most circuits) and high output impedance devices. They are also high voltage / low current devices.While valves themselves are described… …   Wikipedia

• Valve amplifier — A valve amplifier or tube amplifier is a type of electronic amplifier that make use of vacuum tubes instead of solid state semiconductor devices (such as transistors). As any other electronic amplifier they serve to increase the power and/or… …   Wikipedia

• 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

• differential pressure — The pressure difference between two systems or volumes. Normally, it refers to cabin pressurization, and the gauge shows the differential pressure in addition to the cabin altitude. Once the differential pressure exceeds a specified figure, the… …   Aviation dictionary

• combination 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… …   Dictionary of automotive terms

• differential-pressure valve — Inside the Bosch CIS fuel distributor, these valves (there is one for each cylinder) maintain a constant pressure drop at each of the control plunger slits, regardless of changes in the quantity of fuel flow …   Dictionary of automotive terms

• 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

• Check valve — Tilting disc inconel check valve …   Wikipedia

• Relief valve — The relief valve is a type of valve used to control or limit the pressure in a system or vessel which can build up by a process upset, instrument or equipment failure, or fire. The pressure is relieved by allowing the pressurised fluid to flow… …   Wikipedia