high-pressure compressor

The second stage compressor in a dual spool gas turbine engine. It is called an N2 compressor. A high-pressure compressor is the only one rotated by the starting system of an aircraft.

Aviation dictionary. 2014.

Look at other dictionaries:

  • high-pressure turbine — The turbine used to drive a high pressure (N2 ) compressor. In a twin spool engine, it is positioned just after the combustion chamber turbine …   Aviation dictionary

  • high pressure line — The line(s) carrying high pressure liquid and gas from the compressor outlet to the expansion valve inlet …   Dictionary of automotive terms

  • 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… …   Dictionary of automotive terms

  • low-pressure compressor — The front section of a dual spool compressor, also called an N1 compressor or a low speed compressor. It is driven by the last stage of a turbine. The high pressure compressor is called an N2 compressor …   Aviation dictionary

  • Compressor map — Each compressor (or fan) in a gas turbine engine has an operating map. Complete maps are either based on compressor rig test results or are predicted by a special computer program. Alternatively the map of a similar compressor can be suitably… …   Wikipedia

  • compressor — [1] A mechanism in a refrigerator or air conditioner that pumpsvaporizedrefrigerant out of the evaporator, compresses it to a relatively high pressure and then delivers it to the condenser. [2] A tool for compressing a coil spring, such as a… …   Dictionary of automotive terms

  • high side — [1] In air conditioning systems, the high side (i.e., high pressure side or discharge side) is located between the compressor and expansion valve or orifice tube and includes the condenser. The opposite is low side [2] Parts of a refrigerating… …   Dictionary of automotive terms

  • compressor cut-off switch — A device used by some manufacturers to prevent compressor operation. Such as the wide open throttle (WOT) cut off switch, low pressure switch, and high pressure switch …   Dictionary of automotive terms

  • compressor, single-stage — Compressor having only one compressive step between low side pressure and high side pressure …   Dictionary of automotive terms

  • Compressor stall — A compressor stall is a situation of abnormal airflow resulting from a stall of the aerofoils within the compressor of a jet engine. Stall is found in dynamic compressors, particularly axial compressors, as used in jet engines and turbochargers… …   Wikipedia

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