The operating speed of a turbocharger is directly dependent upon()
A、engine speed
B、engine load
C、intake manifold pressure
D、atmospheric pressure
A、engine speed
B、engine load
C、intake manifold pressure
D、atmospheric pressure
A、the CIR rate of the lowest speed connection multiplied by the num ber of circuits B、the CIR rate of the lowest speed connection C、the CIR rate of the highest speed connection D、the sum of all the CIRs divided by the number of connections
A、During operation at low speed B、During operation at rated speed, but low power output C、During acceleration D、All of the above
A、Lock the turbine rotor and slowly bleed in steam until operating temperature is reached B、Run the pump at high speed with the discharge valves closed C、Run the turbine at slow speed with the pump disconnected D、Shut the discharge valve and run the pump at slow speed
A、provide energy to operate the engine between power impulses B、neutralize the primary inertia force of the crankshaft C、reduce the shock of starting loads on the main bearings D、prevent the engine from operating at critical speed
A、Lubrication to the defective cylinder should be increased B、Cooling water temperature to the engine should be increased C、Only the turbocharger speed should be reduced D、Engine speed should be reduced
A、The density of the air entering the compressor B、The temperature of the air entering the compressor C、The designed rotating speed of the compressor D、A leaking head gasket
A、load limit settings B、idle speed settings C、speed limit settings D、speed droop settings
A、load limit settings B、idle speed settings C、speed limit settings D、speed droop settings