Black smoke exhausting from an operating diesel engine can be caused by ()
A、fuel dribbling from leaking fuel injectors
B、burning fuel with a high carbon content
C、burning fuel with a high vanadium content
D、burning fuel with a lower sulphur content
A、fuel dribbling from leaking fuel injectors
B、burning fuel with a high carbon content
C、burning fuel with a high vanadium content
D、burning fuel with a lower sulphur content
A、an insufficient speed droop setting B、an overloaded engine C、clogged drain holes in the oil control rings D、complete combustion
A、decreased fuel efficiency B、increased exhaust temperature C、black smoke D、overspeed trip
A、low water level B、high water level C、excessively high fuel pressure D、low oil temperature
A、low water level B、low oil pressure C、excessively high fuel pressure D、an improper air/fuel ratio
A、low water level B、low oil pressure C、excessively high fuel pressure D、an improper air/fuel ratio
A、A.proper fuel injection B、B.water in the fuel C、C.incomplete combustion D、D.burning of lube oil
A、engine overload B、low combustion temperature C、plugged fuel nozzle holes D、excessive compression pressure
A、turbo-chargers surge B、spark seen from the drains C、paint blistering D、all above are right