A、high steam pressure in the boiler
B、abnormally high feed water temperature
C、abnormally high boiler water temperature
D、steam demand exceeding feed pump capacity
更多“If the feed pump for an auxiliary boiler fails to deliver the feed water to the boiler, the cause maybe （）.”相关的问题
A、boiler water level is low B、feedwater is too hot C、boiler steam demand is low D、feedwater is too cold
A、feed pump suction line B、hot well C、shell of the feed heater D、feed lines to the boiler
A、fuel pump should be removed and all connections blanked off B、cylinder oil feed rate should be increased slightly above that used at normal sea speed C、cylinder oil feed rate should be reduced D、cylinder oil feed rate should be increased to the maximum flow capable of the metering pump
A、ensure feed water flow into the boiler B、keep the steam drum pressure high C、prevent water hammer in the feed line D、help the feed water flash to steam
A、increased pump speed B、excessive pump discharge pressure C、too low of a tilting box angle D、low pump speed
A、Condenser circulating water pump B、Feed-water heater drain pump C、Distillate pump D、Air ejector condenser drain pump
A、A.Increased suction head pressure B、B.Decreased feedwater temperature C、C.Pump recirculating line being open too much D、D.Excessive feedwater temperature
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