fuel metering

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• Fuel injection — Fuel rail connected to the injectors that are mounted just above the intake manifold on a four cylinder engine. Fuel injection …   Wikipedia

• fuel boost pump — An auxiliary fuel pump used in an aircraft fuel system to provide fuel at the required pressure to the carburetor or to the fuel metering unit of a fuel injection system. The pump also is meant to purge the fuel lines of any vapors, to prime the… …   Aviation dictionary

• fuel injection — A form of a fuel metering system for a reciprocating engine that injects fuel directly into the cylinder rather than mixing it with air before it is taken in through the intake valve. The two types of fuel injection systems are the direct… …   Aviation dictionary

• fuel distributor — [1] A device constituting the mixture control unit together with the airflow sensor. [2] On Bosch CIS, the device that supplies the injection with pressurized fuel in proportion to air volume, measured by the airflow sensor plate. The fuel… …   Dictionary of automotive terms

• 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

• Fuel pump — should not be confused with fuel dispenser, a device that dispenses fuel into an automobile. A high pressure fuel pump on a Yanmar 2GM20 marine diesel engine. A fuel pump is a frequently (but not always) essential component on a car or other… …   Wikipedia

• metering unit — A unit which regulates the quantity of fuel injected in the K jetronic system. A lever connected to the sensor plate raises or lowers a stepped control plunger in the metering unit. The position of the control plunger relative to the metering… …   Dictionary of automotive terms

• metering signal — A (relative) vacuum signal generated by the pressure differential that occurs at the venturi. The strength of the metering signal determines how much fuel is pulled from the main circuit into the venturi. The smaller the venturi the greater the… …   Dictionary of automotive terms

• metering pin — A flow control device in a metering orifice used to vary the amount of fluid that can flow through it. The shape or contour of a metering pin determines the amount of fluid that can flow with the pin in any position other than fully in or fully… …   Aviation dictionary

• metering port — A part of the metering unit in the fuel distributor …   Dictionary of automotive terms

• metering slits — In Bosch CIS, the narrow slits in the control plunger barrel of the fuel distributor. Fuel flows through the slits in accordance with the lift of the control plunger and the pressure drop at the slits …   Dictionary of automotive terms