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Common-rail injection Air injection Jerk pump injection Distribution injection
improper adjustments contaminated fuel kinked fuel lines excessive engine vibration
A piston A fuel injection pump A feed water pump A lube oil pump
a higher cetane number of fuel oil the diesel fuel used having a high viscosity mechanical rigidity in the lube pump mechanism a decrease rigidity in the fuel pump delivery pressure
injector pump fuel injector governor turbocharger
advance as the load increases retard as the load increase remain unchanged regardless always occur at top dead center
changes the position of the fuel inlet ports changes the length of the pump stroke varies the quantity of fuel delivered varies the compression of the delivery valve spring
turbocharger injection nozzle tip carburetor fuel oil pump
only the replacement of the entire pump would be acceptable the injection pump and injection nozzle must be replaced either the barrel or plunger must be replaced the barrel and plunger must be replaced as a unit
deliver proper fuel quantity to the injection nozzle provide rapid fuel injection cutoff control fuel quantity entering the pump body control fuel pressure delivered to the combustion chamber
varying the pump discharge pressure varying the pump return pressure rotation of the pump plunger rotation of the pump barrel
control rack delivery valve governor speed plunger crossbar
as close to the main engine as possible as close to the main pump as possible just before the fuel valve just before the booster pump
the size of the holes in the fuel nozzle timing of the pump supply pressure to the pump shape of the combustion chamber
assist in a quick cutoff of fuel injection allow oil backflow from the injector to the helix reduce fuel oil pressure between injection strokes meter the quantity of fuel delivered
piston fuel injection pump crankshaft oil can
by injection pumps at a time decided by the injection pump timing by a signal opening the magnetic valves at a time decided by the cam directly
corrosion and grooving of exhaust valves corrosion and gumming of the fuel injection pump salt deposits in the exhaust manifold slag deposits in the fuel injection equipment
fuel delivery pressure pump plunger diameter plunger control rack position total pump stroke
controller governor instrument apparatus
湘公网安备 43130202000226号