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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The closed cycle in gas turbines

In never used
Provides lesser flexibility
Provides greater flexibility
Is used when gas is to be burnt

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Compressors, Gas Turbines and Jet Engines
Volumetric efficiency is

Reciprocal of compression ratio
The ratio of stroke volume to clearance volume
Index of compressor performance
The ratio of the air actually delivered to the amount of piston displacement

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Compressors, Gas Turbines and Jet Engines
Compression efficiency is compared against

Isentropic compression
Ideal compression
Adiabatic compression
Isothermal compression

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Compressors, Gas Turbines and Jet Engines
Separators in compressor installations are located

Before inter-cooler
Between after-cooler and air receiver
After inter-cooler
After receiver

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Compressors, Gas Turbines and Jet Engines
The ideal efficiency of simple gas turbine cycle depends on

Pressure ratio
All of these
Maximum cycle temperature
Minimum cycle temperature

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Compressors, Gas Turbines and Jet Engines
Efficiency of gas turbine is increased by

Inter cooling
All of the listed here
Adding a regenerator
Reheating

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