low-pressure expansion valve

  • 1expansion valve — A part of an air conditioning system, located between the condenser and the evaporator that regulates the flow of liquid refrigerant to the vaporator. If cooling needs are low, the valve is almost closed; as additional cooling is required, the… …

    Dictionary of automotive terms

  • 2automatic expansion valve — (AEV) pressure controlled valve which reduces high pressure liquid refrigerant to low pressure liquid refrigerant. See expansion valve …

    Dictionary of automotive terms

  • 3Valve — 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… …

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  • 4low side — An air conditioning term describing the side between the expansion valve or orifice tube and the compressor; includes the evaporator called the low pressure portion Another term for suction side. The low pressure part of the system between the… …

    Dictionary of automotive terms

  • 5valve, expansion — Type of refrigerant control which maintains constant pressure in the low side of refrigerating mechanism. Valve is caused to operate by pressure in low or suction side, Often referred to as an automatic expansion valve or AEV …

    Dictionary of automotive terms

  • 6expansion tube — A device that converts high pressure liquid refrigerant into low pressure liquid refrigerant (thus lowering its boiling point) before it passes through the evaporator. The expansion valve replaces the thermostatic expansion valve. It is also… …

    Dictionary of automotive terms

  • 7low-refrigerant protection system — A system which interrupts the electrical current to the compressor clutch in the event of refrigerant loss. A typical exhaust is the GM superheat switch and thermal limiter low side: suction side the low pressure part of the system between the… …

    Dictionary of automotive terms

  • 8Safety valve — A safety valve is a valve mechanism for the automatic release of a gas from a boiler, pressure vessel, or other system when the pressure or temperature exceeds preset limits. It is part of a bigger set named pressure safety valves (PSV) or… …

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  • 9Expansion vessel — An expansion vessel is a metal container divided in two by a rubber diaphragm. One side is connected to the pipe work of the heating system and therefore contains water. The other, the dry side, contains air under pressure and you will find a car …

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  • 10Valve gear — The valve gear of a steam engine is the mechanism that operates the inlet and exhaust valves to admit steam into the cylinder and allow exhaust steam to escape, respectively, at the correct points in the cycle. It is sometimes referred to as the… …

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