Which of the diesel engine cylinder liners listed has internal cooling water passages?()
A、A.Internally finned liner
B、B.Externally finned liner
C、C.Wet liner
D、D.Integral water-jacket liner
A、A.Internally finned liner
B、B.Externally finned liner
C、C.Wet liner
D、D.Integral water-jacket liner
A、TBN of the lubricating oil B、Temperature of the lube oil C、Completeness in the mixing of the fuel and air D、Temperature of the cooling (sea) water
A、A.temperature of the intake air B、B.friction within the engine C、C.mechanical condition of the supercharger D、D.mechanical condition of the turbocharger
A、A.cooling water of the cooling system B、B.fuel of the FO system C、C.LO of the LO system D、D.cooling water of the cooling system and LO of the LO system
A、A.The diesel oil must never be allowed to mix with the heavy fuel B、B.The temperature of the fuel from the pre–heater should be gradually reduced after switching over the three–way valve C、C.The heating steam to the pre-heater should be secured as soon as the diesel fuel passes through the three-way valve D、D.The heating steam must be secured before the diesel oil passes through the three-way valve
A、governor sensitivity B、exhaust temperature C、fuel injection pressure D、speed of the can shaft
A、The cetane number is obtained by comparing the fuel with cetane a colorless liquid hydrocarbon B、The higher the cetane number, the shorter the ignition lag C、The highest cetane number of fuel is 100 D、All of the above
A、Maintains a constant head on the system B、Reduces the likelihood of air or steam pockets formation C、Provides a low pressure point for the addition of makeup cooling water D、All of the above
A、Loss of compression for that cylinder B、Misfiring or rough running C、Damage to the valve D、All of the above