fuel control unit

A fuel-metering device that regulates the fuel flow to the engine in accordance with the pilot’s demand, ambient environmental conditions, aircraft speed, and other related factors.

Aviation dictionary. 2014.

Look at other dictionaries:

  • Fuel control unit — is the generic term given to any of several types of control systems for gas turbine engines.Fundamentals of turbine engine controlGas turbine engines are primarily controlled by the amount of fuel supplied to the combustion chambers. With this… …   Wikipedia

  • acceleration control unit — A component in the fuel control unit of a gas turbine engine that regulates the rate of increase of fuel to the nozzles when the engine control calls for acceleration. The ACU ensures that the engine does not stall during rapid engine… …   Aviation dictionary

  • Engine control unit — An engine control unit (ECU) is an electronic control unit which controls various aspects of an internal combustion engine s operation. The simplest ECUs control only the quantity of fuel injected into each cylinder each engine cycle. More… …   Wikipedia

  • Transmission control unit — A transmission control unit or TCU is a device that controls modern electronic automatic transmissions. A TCU generally uses sensors from the vehicle as well as data provided by the Engine Control Unit to calculate how and when to change gears in …   Wikipedia

  • electronic control unit — (ECU) [1] A microprocessor and memory with electronic maps, forming the central part of an engine management system or of subsystems such as a fuel injection or ignition system. [2] The brain of an ABS system. The ECU reads impulses from the… …   Dictionary of automotive terms

  • mixture control unit — [1] A unit in the K jetronic fuel injection system which combines the fuel distributor and the airflow sensor; it monitors the rate of airflow and meters the fuel supplied to the injectors. [2] In Bosch CIS, the collective term for the airflow… …   Dictionary of automotive terms

  • microprocessor control unit — (MCU) an integral part of an electronically controlled feedback carburetor using a TWC catalyst. Various sensors monitor conditions. MCU is widely used on Ford vehicle for the control of air fuel ratios …   Dictionary of automotive terms

  • combined acceleration and speed control unit — A system designed to prevent engine surge. The acceleration control unit regulates the amount of fuel flowing into the engine during acceleration either by mechanical or hydromechanical devices. Most modern engines, however, use electronic… …   Aviation dictionary

  • warm-up control unit — A unit that produces the richer mixture needed for cold running and modulates fuel system pressure according to engine temperature; the unit includes an electrically heated thermostatic spring, which reduces the force on a spring loaded control… …   Dictionary of automotive terms

  • fuel filter — A filter in the fuel system of aircraft to prevent minute contaminants from affecting adversely the engine driven fuel pump and fuel control components. There is a low pressure filter between the supply tank and the engine fuel system and a high… …   Aviation dictionary

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