A fuel injection valve opening at pressure lower than normal will result in().
- Alate fuel injection
- Bearly fuel injection
- Chigh exhaust temperature from that cylinder
- Ddecreased effective stroke from that injector
A fuel injection valve opening at pressure lower than normal will result in().
1、Late fuel oil injection in a diesel en
Late fuel oil injection in a diesel engine can result in ()Afuel knockBincreased powerClow compression pressureDhigh exhaust temperature
2、The rate of fuel injection in a diesel
The rate of fuel injection in a diesel engine cylinder depends primarily on ().Athe size of the holes in the fuel nozzleBtiming of the pumpCsupply pressure to the pumpDshape of the combustion chamber
3、The amount of fuel injected in a parti
The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed ().AmeteringBtimingCrate of injectionDrate of distributio
4、Fuel injection valves should be taken
Fuel injection valves should be taken out, cleaned, and lifting checked every ().Atwo to four monthsBfour to six monthsCsix to eight month
5、Fuel droplets injected into a diesel e
Fuel droplets injected into a diesel engine cylinder must have adequate penetration to ()Aprolong the ignition delay periodBensure the beginning of fuel injectionCthoroughly utilize the air chargeDallow controlled fuel combustio
6、Late fuel injection in a diesel engine
Late fuel injection in a diesel engine is indicated by low firing pressure with()Ahigh exhaust temperatureBlow exhaust temperatureCfuel knock in each cylinderDmechanical knock in each cylinder