Spontaneous combustion is a phenomenon in which

Steam Boilers, Engines, Nozzles and Turbines
Spontaneous combustion is a phenomenon in which

All the fuel burns instantaneously producing high energy release

Fuel burns with less air

Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal

Explosion in furnace

All the fuel burns instantaneously producing high energy release

Fuel burns with less air

Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal

Explosion in furnace

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Steam Boilers, Engines, Nozzles and Turbines
A boiler in India should conform to safety regulations of

BS

IBR

DIN

ASTM

BS

IBR

DIN

ASTM

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Steam Boilers, Engines, Nozzles and Turbines
In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, p₂) will be

3.3 bar

5.46 bar

9.9 bar

8.2 bar

3.3 bar

5.46 bar

9.9 bar

8.2 bar

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Steam Boilers, Engines, Nozzles and Turbines
De-Laval turbines are mostly used

Where low speeds are required

For large power purposes

For small power purposes and low speeds

For small power purposes and high speeds

Where low speeds are required

For large power purposes

For small power purposes and low speeds

For small power purposes and high speeds

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Steam Boilers, Engines, Nozzles and Turbines
Steam engine operates on

Joule cycle

Brayton cycle

Stirling cycle

Carnot cycle

Joule cycle

Brayton cycle

Stirling cycle

Carnot cycle

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Steam Boilers, Engines, Nozzles and Turbines
The high steam and low water safety valve is used to blow off steam when the

Both (A) and (B)

Steam pressure exceeds the working pressure

Water level in the boiler becomes too low

None of these

Both (A) and (B)

Steam pressure exceeds the working pressure

Water level in the boiler becomes too low

None of these

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines Spontaneous combustion is a phenomenon in which

Steam Boilers, Engines, Nozzles and Turbines A boiler in India should conform to safety regulations of

Steam Boilers, Engines, Nozzles and Turbines In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, p₂) will be

Steam Boilers, Engines, Nozzles and Turbines De-Laval turbines are mostly used

Steam Boilers, Engines, Nozzles and Turbines Steam engine operates on

Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is used to blow off steam when the

Steam Boilers, Engines, Nozzles and Turbines
Spontaneous combustion is a phenomenon in which

Steam Boilers, Engines, Nozzles and Turbines
A boiler in India should conform to safety regulations of

Steam Boilers, Engines, Nozzles and Turbines
In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, p₂) will be

Steam Boilers, Engines, Nozzles and Turbines
De-Laval turbines are mostly used

Steam Boilers, Engines, Nozzles and Turbines
Steam engine operates on

Steam Boilers, Engines, Nozzles and Turbines
The high steam and low water safety valve is used to blow off steam when the