Distributor Type Fuel Injection Pump
What
Is Distributor Type Pump ?
Usage Of Distributor Pumps In Engines
(Inline pump)
Types Of Distributor Pumps
Distributor pumps
Axial plunger type
BOSCH / DENSO VE TYPE
Radial plunger type
BOSCH/CAV/STANDINE
VE Type Injection Pump
VE Pump Diesel Circuit
Main Mechanisms Of The VE Pump
1) Fuel supply system and pressure control mechanism. (
2) High pressure pump and distributor head. (අධි
3) Mechanical governor. (යොන්ික
)
4) Solenoid operated shutoff valve. (
5) Automatic timing advancer.
(
Vane Type Feed Pump
Acentric Sleeve
Function Of Pressure Regulating Valve
passage)
High Pressure Distributor Head
1) Plunger lower plates
3) Tensioning plate
5) Plunger return spring
2) plunger
4) control sleeve
6) distributor head
7) delivery holders
Structure Of The Distributor Head
A. Inlet slit
B. Outlet slit
C. Fuel metering /control ports
D. Inner hole
E. Control sleeve
Suction Stroke
Delivery Stroke
fuel metering ports, control sleeve
Fuel metering
Automatic Timing Advancer
Electrical Shut - Off Valve
