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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The forced circulation of water does not take place in

Lancashire boiler
Velox boiler
LaMont boiler
Benson boiler

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Steam Boilers, Engines, Nozzles and Turbines
The reheat factor depends upon

Exit pressure
All of these
Initial pressure and superheat
Turbine stage efficiency

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Steam Boilers, Engines, Nozzles and Turbines
The overall efficiency of thermal power plant is

Carnot cycle efficiency
Regenerative cycle efficiency
All the three above plus gas cycle efficiency
Boiler efficiency, turbine efficiency, generator efficiency

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Steam Boilers, Engines, Nozzles and Turbines
A supercritical boiler is one that operates above the pressure and temperature of following values

1 kg/cm² and 100°C
100 kg/cm² and 540°C
218 kg/cm² abs and 540°C
218 kg/cm² abs and 373°C

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Steam Boilers, Engines, Nozzles and Turbines
Curtis turbine is a

Velocity compounded turbine
Simple reaction turbine
Pressure-velocity compounded turbine
Pressure compounded turbine

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Steam Boilers, Engines, Nozzles and Turbines
The fire tubes in, a Coarran and Scottish marine boiler are

Vertical
Both horizontal and vertical
Horizontal
Inclined

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