Intercoolers installed on starting air compressors, reduce the possibility of()
- Adust entering the high pressure stage
- Blube oil carbonization
- Cdischarge pulsations
- Dinter-stage vapor lock
Intercoolers installed on starting air compressors, reduce the possibility of()
1、When the starting air valve closes on
When the starting air valve closes on one cylinder, another starting air valve has () opened on another cylinder whose piston has just commenced its downward stroke.AjustBnearlyCmerelyDalready
2、The starting air entering the cylinder
The starting air entering the cylinder begins when the piston()Ahas nearly come to the TDCBhas just past the TDCChas nearly come to the BDCDhas just past the BDC
3、If the engine does start on air, but c
If the engine does start on air, but combustion does not immediately begin, the cause may not be ().Alow compressionBfailure of the fuel pump to discharge fuelCincorrect timing of fuel pumpDturning gear being still o
4、Starting air for auxiliary engines may
Starting air for auxiliary engines may be taken directly from the main reservoirs or through ().Aan auxiliary reservoirBa controlling air bottleCan emergency air compressorDa main air compressor
5、Before starting an air compressor, It
Before starting an air compressor, It should be ().AturnedBoil level checkedCfilled with waterDA and B
6、Starting air valves are held firmly on
Starting air valves are held firmly on their seats by()Acam rollers on the camshaftBspring forceCair pressure on top of the valve differential pistonDair pressure on the bottom of the valve differential pisto