The cooling water is in direct contact with the outer surface of the liner as a result of which it is termed a ().
A、water liner
B、wet liner
C、dry liner
D、drown liner
A、water liner
B、wet liner
C、dry liner
D、drown liner
A、Cooling water is alkalescence B、cooling water is acidity C、cooling water has salinity D、cooling water has impurity
A、The oil temperature is less than the cooling water temperature B、The oil pressure is less than the cooling water pressure C、The oil pressure is greater than the cooling water pressure D、The oil flow control valve is always installed in the oil input line
A、to cut down the amount of cooling water needed B、to prevent an excess amount of cooling water from being discharged to the bilges C、to supply hot water to the evaporator for more economical operation D、None of the above is tree
A、for the release of air from the cooling water B、providing expansion room for heated cooling water C、a place for implementing water and water treatment agent D、all of the above
A、discharge side of the centrifugal pump B、suction side of the centrifugal pump C、the lowest point of the cooling water system D、inlet of the main engine
A、air binding of the engine cooling system B、a cracked water cooled exhaust manifold C、blockage in the heat exchanger D、faulty operation of the thermostat
A、Because the piston is exposed to very high temperature, it must be cooled B、The lower the piston cooling temperature is, the better it is C、Both water and lube oil can be used as coolant D、One of the piston cooling methods is vibration cooling, with better effect
A、Air will enter the cooling system B、Carbon will plug the water cooled exhaust manifolds C、The jacket water temperature will rise D、The lube oil viscosity will increase
A、Each engine must have its own engine driven cooling water pump capable of providing cooling for all ranges of operation B、propulsion engines with bores exceeding 200 mm are to be fitted with a means to display the cooling water temperature of each cylinder C、At least two independent sea suctions are to be provided for supplying water to the engine jackets or to the heat exchangers D、Suitable strain are to be fitted between the circulating pumps and heat exchangers when sea water is used for direct cooling