1st class Boiler Operator Interview Questions and Answers

Working capacity of a boiler is determined by its heating surface area and steam generation capacity.

• The heating surface area of the boiler is calculated by multiplying the area of all surfaces that are exposed to heat transfer by the factor of heat transfer.

• The steam generation capacity of the boiler is determined by the amount of steam that can be generated per hour.

• Factors such as fuel type, combustion efficiency, and boiler design also affect the working capacity of the b...read more

The important part of a boiler is the combustion chamber.

• The combustion chamber is where fuel is burned to produce heat.

• It is designed to efficiently burn the fuel and transfer the heat to the boiler's water or steam.

• The size and shape of the combustion chamber can vary depending on the type and size of the boiler.

• Examples of combustion chamber designs include firetube, watertube, and fluidized bed boilers.

Boiler passing refers to the process of ensuring that the boiler is safe and ready for operation.

• Check all valves and fittings for leaks or damage

• Inspect the boiler's interior for signs of corrosion or damage

• Test the safety controls and alarms

• Check the fuel and water supply

• Perform a pressure test to ensure the boiler can handle the required pressure

• Ensure all necessary permits and certifications are up to date