high pressure relief valve

[1] A safety valve located in the discharge line (six-cylinder compressors) or the compressor block (two-cylinder compressors)
[2] Located somewhere on the high side of the air conditioning system often next to the receiver drier this safety valve protects the system against excessive pressure

Dictionary of automotive terms. 2015.

Look at other dictionaries:

  • pressure relief valve — A one way valve designed to open at a specific pressure to prevent pressures in the system from exceeding certain limits. In an engine s lubrication system, a pressure relief valve opens to relieve excessive pressure that the oil pump might… …   Dictionary of automotive terms

  • relief valve — [1] A valve in the air pump of an air injection system which dumps part of the air at high pump speeds to prevent pump damage. It may be combined with the air gulp valve. [2] Safety device on a sealed system. It opens to release fluids before… …   Dictionary of automotive terms

  • 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

  • Relief valve — Relief Re*lief (r? l?f ), n. [OE. relef, F. relief, properly, a lifting up, a standing out. See {Relieve}, and cf. {Basrelief}, {Rilievi}.] 1. The act of relieving, or the state of being relieved; the removal, or partial removal, of any evil, or… …   The Collaborative International Dictionary of English

  • relief valve — noun A safety valve that relieves pressure when it becomes high but before it becomes dangerous …   Wiktionary

  • valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve …   Dictionary of automotive terms

  • pressure — [1] The force due to the weight of a substance exerted over the area the substance occupies. In metric measure, it is the force acting on each square metre. To calculate pressure, divide the force (in newtons) by the area (in square metres). It… …   Dictionary of automotive terms

  • relief — Amount one surface is set below or above another surface. See high pressure relief valve pressure relief valve …   Dictionary of automotive terms

  • relief — noun 1 removal of anxiety/pain ADJECTIVE ▪ considerable, deep, enormous, great, huge, immense, intense, overwhelming, tremendous ▪ …   Collocations dictionary

  • Pressure cooking — is a method of cooking in a sealed vessel that does not permit air or liquids to escape below a preset pressure. Because the boiling point of water increases as the pressure increases, the pressure built up inside the cooker allows the liquid in… …   Wikipedia

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