The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

Steam Boilers, Engines, Nozzles and Turbines
The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

T1 /88.25H

T1 /176.5H

176.5H/T1

88.25H/T1

T1 /88.25H

T1 /176.5H

176.5H/T1

88.25H/T1

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Steam Boilers, Engines, Nozzles and Turbines
The temperature of flue gases at air heater outlet should be

Less than wet bulb temperature of flue gases

Below dew point temperature of flue gases

100°C

Above dew point temperature of flue gases

Less than wet bulb temperature of flue gases

Below dew point temperature of flue gases

100°C

Above dew point temperature of flue gases

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Steam Boilers, Engines, Nozzles and Turbines
The difference between Cornish boiler and Lancashire boiler is that

Former is fire tube type and latter is water tube type boiler

None of the listed here

Former is water tube type and latter is fire tube type

Former contains one fire tube and latter contains two fire tubes

Former is fire tube type and latter is water tube type boiler

None of the listed here

Former is water tube type and latter is fire tube type

Former contains one fire tube and latter contains two fire tubes

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

Vertical

Inclined

Horizontal

Both horizontal and vertical

Vertical

Inclined

Horizontal

Both horizontal and vertical

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Steam Boilers, Engines, Nozzles and Turbines
The heat loss in a boiler takes place in the form of

Heat carried away by flue gases

All of these

Moisture present in fuel and steam formed by combustion of hydrogen in fuel

Heat carried away by ash

Heat carried away by flue gases

All of these

Moisture present in fuel and steam formed by combustion of hydrogen in fuel

Heat carried away by ash

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Steam Boilers, Engines, Nozzles and Turbines
A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as

Economiser

Steam condenser

Steam preheater

Steam boiler

Economiser

Steam condenser

Steam preheater

Steam boiler

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

Steam Boilers, Engines, Nozzles and Turbines The temperature of flue gases at air heater outlet should be

Steam Boilers, Engines, Nozzles and Turbines The difference between Cornish boiler and Lancashire boiler is that

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

Steam Boilers, Engines, Nozzles and Turbines The heat loss in a boiler takes place in the form of

Steam Boilers, Engines, Nozzles and Turbines A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as

Steam Boilers, Engines, Nozzles and Turbines
The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

Steam Boilers, Engines, Nozzles and Turbines
The temperature of flue gases at air heater outlet should be

Steam Boilers, Engines, Nozzles and Turbines
The difference between Cornish boiler and Lancashire boiler is that

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

Steam Boilers, Engines, Nozzles and Turbines
The heat loss in a boiler takes place in the form of

Steam Boilers, Engines, Nozzles and Turbines
A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as