透平进口温度（turbine inlet temperature（TIT））
透平进口温度（turbine inlet temperature（TIT））
相关考题：
If the exhaust gas temperature of the incinerator is too high, or if sparks are developed, What should you do? A.Close the inlet and outletvalves for diesel oilB.Open the air nozzles in the secondary combustion chamber until it stopsC.Open the air nozzles in the primary combustion chamber until it stopsD.Close inlet valve for pressurized air
The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the_______.A.inlet nozzle ringB.turbine wheel bladeC.diffuser passagesD.inlet volute
The relative air pressure in the inlet manifold of a turbocharged diesel engine is usually______.A.greater than the average exhaust manifold pressureB.less than the average exhaust manifold pressureC.greater at the turbine wheel than at the impellerD.greater at reduced engine speed
Which method should be used to warm up the pump turbines prior to discharge ________．A.Lock the turbine rotor and slowly bleed in steam until operating temperature is reachedB.Run the pump at high speed with the discharge valves closedC.Run the turbine at slow speed with the pump disconnectedD.Shut the discharge valve and run the pump at slow speed
透平[turbine]将流体工质中蕴有的能量转换成机械功的机器。又称涡轮、涡轮机。透平是英文turbine的音译，源于拉丁文turbo一词，意为旋转物体。透平的工作条件和所用工质不同，因而其结构型式多种多样，基本工作原理（）。A、不同B、完全相同C、相似D、也多种多样
根据移动基站验收规范，在OMT定义的外告警，Inlet（ID）Class8所对应的告警为（）。A、THUNDERBOLT ALARMB、FIRE ALARMC、TEMPERATURE ALARMD、HUMIDITY ALARM
单选题The purpose of an after-cooler is to（）Areduce the turbocharger operating temperatureBincrease the pressure of the inlet airCincrease the density of the inter airDreduce the blower operating temperature
单选题Which of the following statements is not true concerning symptom of a fire in the scavenge air box?（）Aan increase in the exhaust temperature of the affected cylinderBthe turbocharger may surgeCthe explosion pressure in all cylinders will rise violentlyDsmoke from the turbocharger air inlet filter will be seen
单选题An increasing head pressure in a refrigeration system, without any corresponding change in the cooling water inlet temperature, would probably be caused by （）.Arestriction in refrigerant pipingBair and non-condensable gases in the condenserCwater in the refrigerantDflooding back of liquid refrigerant from the evaporator
单选题A re-heater in an air conditioning system functions to （）.Acontrol inlet air temperatureBcontrol inlet air volumeCmaintain relative humidity at 15%Drestore conditioned air temperature to a comfortable level
单选题（）can cause oil flow from water outlet of a separator.AOil inlet valve opening too quicklyBOil temperature too highCDiameter of gravity disc too smallDViscosity of oil too low
单选题The temperature differential occurring between the inlet temperature of the fluid to be cooled and the outlet temperature of the cooling medium in a shell-and-tube heat exchanger is greatest in which of the flow designs listed?（）ACrossBParallelCCounterDCircular
单选题Which method should be used to warm up the pump turbines prior to discharge（）.ALock the turbine rotor and slowly bleed in steam until operating temperature is reachedBRun the pump at high speed with the discharge valves closedCRun the turbine at slow speed with the pump disconnectedDShut the discharge valve and run the pump at slow speed
单选题The relative air pressure in the inlet manifold of a turbocharged diesel engine is usually（）Agreater than the average exhaust manifold pressureBless than the average exhaust manifold pressureCgreater at the turbine wheel than at the impellerDgreater at reduced engine speed
单选题Which of the following problems can cause an above normal air temperature to develop in the intake manifold of a turbocharged and after-cooled diesel engine?（）AFaulty turbocharger turbine diffuser ringBFaulty turbocharger compressor ringCInsufficient cooling water flowDClogged air intake filters
单选题Which condition indicates the air side fouling of an after-cooler on a turbocharged diesel engine?（）AAn increased air temperature differential between the cooler inlet and outletBA decrease in the air pressure differential across the coolerCExcessive condensate forming in the air boxDA decrease in the air temperature differential between the cooler inlet and outlet
单选题On what do you depend having the air cooler of main engine chemically washed?（）Aincreased air pressure differenced before and aft air coolerBreduced exhaust temperature in all cylindersCreduced temperature difference between water inlet and outletDboth A and C
单选题An electric heater built into some smaller diesel engines is used to （）.Araise lube oil viscosity for easier starting in cold weatherBincrease air inlet temperatureCincrease compression ratioDincrease jacket water temperature for easier starting in cold weather