Fuel is admitted to a diesel engine cylinder through the ().
A、intake valves
B、carburetor
C、exhaust ports
D、injector nozzles
A、intake valves
B、carburetor
C、exhaust ports
D、injector nozzles
A、fuel control rack had admitted excessive fuel B、engine speed does not match the fuel rack setting C、engine has failed to reach its firing speed D、starter pinion and ring gear contact is not correct
A、quantity of fuel to be received B、flash point of the fuel as it is received C、fuel temperature as it is received D、viscosity of the fuel being received
A、allow impurities to settle out of the fuel B、allow air to escape from the fuel C、make fuel available for immediate use D、all of the above
A、deliver proper fuel quantity to the injection nozzle B、provide rapid fuel injection cutoff C、control fuel quantity entering the pump body D、control fuel pressure delivered to the combustion chamber
A、A.relieve excess fuel oil pressure during the “off” fire cycle B、B.admit water to the dry pipe C、C.throttle the forced draft fan output for proper combustion D、D.reduce excess steam pressure in the boiler
A、no spark or flame is required to ignite gas or vapor B、a fuel begins to give off explosive vapors C、a fuel if ignited will continue to burn D、a 1% mixture of the fuel with air will explode
A、to fuel oil instead of diesel oil B、for fuel oil instead of diesel oil C、to diesel oil into fuel oil D、for diesel oil into fuel oil
A、the oil feeding is stopped and replaced by admitting flushing water B、the flushing water feeding is stopped and replaced by admitting oil C、the feeding of dirty oil and flushing water is stopped D、the feeding of dirty oil and flushing water is admitted