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Monday, December 5, 2011

fuel injection pump

injection pump
injection pump, a device in a vehicle especially on the type of vehicle toyota diesel engine.
on toyota car diesel engine there are two types: type injection pump and common rail
Injection pump to pump fuel into each injection nozzle. Serves to control the injection pump volume and timing of fuel injection.
1. Exploitation of fuel
Feed pump draw fuel from the fuel tank, and compress it into the pump housing.
2. Pumping fuel
A plunger is used to send high-pressure fuel into each injection nozzle with a rotating motion resiprokasi.
3. Injection volume control
Governor controls the volume of injection and engine output. Governor controls the maximum engine speed to prevent the machine overrunning and stabilize the idling speed.
4. Time Injection Control
The timer controls the injection time in proportion to engine speed.
The interior of the injection pumps are lubricated and cooled by the fuel.