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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The major axis of elliptical manholes on the shell should be provided

On dished end
Longitudinally
Circumferentially
Anywhere

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Steam Boilers, Engines, Nozzles and Turbines
Locomotive type' boiler is

Horizontal multi-tubular fire tube type
Vertical tubular fire tube type
Water wall enclosed furnace type
Horizontal multi-tubular water tube boiler

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Steam Boilers, Engines, Nozzles and Turbines
Evaporative capacity of boiler is expressed as

kg of steam produced per kg of fuel fifed
kg of fuel fired
kg of steam produced
Steam pressure produced

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Steam Boilers, Engines, Nozzles and Turbines
In a reaction turbine when the degree of reaction is zero, then there is

Maximum heat drop in moving blades
No heat drop in moving blades
Maximum heat drop in fixed blades
No heat drop in fixed blades

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Steam Boilers, Engines, Nozzles and Turbines
Steam in water tube boiler as compared to fire tube boiler

Could be raised at fast/slow rate depending on design
Is raised at slower rate
Is raised at same rate
Can be raised rapidly

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Steam Boilers, Engines, Nozzles and Turbines
Pulverized fuel is used for

Better burning
Less radiation loss
More calorific value
Medium sized units

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