// ORBITAL LOGISTICS AND PROPULSION TERM

Compressor

A compressor is a mechanical device that increases the pressure of a gas by reducing its volume, commonly found in jet engines.

Compressor — illustration from Wikipedia
Image via Wikipedia

TECHNICAL DEFINITION

A compressor is a mechanical device that increases the pressure of a gas by reducing its volume, typically using rotating blades (axial or centrifugal) to draw in and accelerate air, vital for gas turbine engines to provide high-pressure air for combustion and for environmental control systems in spacecraft.

BACKGROUND

A turbofan or fanjet is a type of airbreathing jet engine that is widely used in aircraft propulsion. The word "turbofan" is a combination of references to the preceding generation engine technology of the turbojet and the additional fan stage. It consists of a gas turbine engine which adds kinetic energy to the air passing through it by burning fuel, and a ducted fan powered by energy from the gas turbine to force air rearwards. Whereas all the air taken in by a turbojet passes through the combustion chamber and turbines, in a turbofan some of the air entering the nacelle bypasses these components. A turbofan can be thought of as a turbojet being used to drive a ducted fan, with both of these contributing to the thrust.

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SYNONYMS & ALIASES

  • Air pump
  • Pressure intensifier
  • Turbocompressor

USAGE NOTE

The compressor section of a jet engine is responsible for pressurizing incoming air before it enters the combustion chamber.

DEVELOPERS

Organizations developing technology related to Compressor.

  • GE Aerospace

    Develops advanced compressors as core components of jet engines for commercial and military aircraft, critical for propulsion and thrust generation.

  • Pratt & Whitney

    A leading designer and manufacturer of aircraft engines, including the sophisticated compressor sections that are vital for engine performance and efficiency.

  • Rolls-Royce

    Specializes in developing and manufacturing high-performance compressors for its range of aero engines used in commercial and defense aviation.

  • Safran S.A.

    Through its various divisions, Safran develops and produces compressors for aircraft engines, power transmission systems, and other aerospace applications.

  • Honeywell Aerospace

    Provides environmental control systems (ECS) for aircraft and spacecraft, which include air cycle machines and compressors for cabin pressurization, cooling, and air conditioning.

  • Collins Aerospace

    A major supplier of aerospace systems, including thermal management and environmental control systems (ECS) that incorporate compressors for various aircraft and space platforms.

  • Mitsubishi Heavy Industries (MHI)

    Engaged in the development and manufacturing of aero engine components, including compressors, and also provides turbomachinery solutions applicable to aerospace ground support and industrial gas compression.

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