IME Quiz 4: Gas Turbine Latest 2024 Graded A+

IME Quiz 4: Gas Turbine Latest 2024 Graded A+ Brayton Cycle Open and continuous, not reused like diesel Purpose of compressors To supply air for combustion and cooling In combustor Where are the fuel nozzles? Power the compressor Split shaft turbine in gas generator main function Single-shaft Not main component, no power turbine Bearings (oil film) what the rotor shaft is supported by V down, P up Volume and Pressure during compressor of gas turbine P down, V up Volume and pressure during hot gases during turbine gas turbine filters debris and water What the demister screen on primary gas turbine does dry sumps gas turbine lubricating sumps turbine shaft seals prevent lubricating leakage cooling fan cools the GTM Reduction gear oil system Gas turbine engine oil is cooled by _________________ Labyrinth sealing system Air from compressor Hung start doesn't get good rpm for starting electric spark initial ignition in gas turbine 12 bar 10 stage axial gas turbine compressor atm pressure compressor Fuel nozzle in gas turbine cooled by air supply by the _________ If engine speed is less than reduction gear Triple clutch will disconnect engine from reduction hear If engine speed is great than reduction gear Triple clutch will connect engine from reduction hear Pitch propeller Reverse direction using controllable ____________ Heat from exhaust This can be recovered using