JBM Group 2nd class Boiler Operator Interview Questions and Answers

Q1. Maintenance and operation
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Q2. Based on baggase fired Boiler
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Q3. Boiler accessories maintenance
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Q4. Boiler accessories and mountings
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Q5. What is the level of water in steam drum
Ans. 
The level of water in steam drum should be maintained at a safe and optimal level.
• The level should be high enough to cover the tubes and prevent overheating.

• But it should not be too high to avoid carryover of water into the steam.

• The level is monitored by a water level indicator or gauge glass.

• The level can be adjusted by opening or closing the feedwater valve.

• The optimal level depends on the design and operating condi
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Q6. How does a boiler start step by step
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A boiler starts by filling with water, heating the water, creating steam, and then releasing the steam to power machinery.
• Water is added to the boiler through a feedwater pump

• The burner ignites and heats the water to create steam

• The steam is then released through a valve to power machinery

• The boiler is monitored for pressure and temperature to ensure safe operation
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Q7. What is boiler. explain it?
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A boiler is a closed vessel in which water or other fluid is heated.
• Boilers generate steam or hot water for heating and power generation.

• They come in various sizes and designs, including fire-tube, water-tube, and electric boilers.

• Boilers require regular maintenance to ensure safety and efficiency.

• Boiler operators are responsible for monitoring and maintaining boiler systems.

• Examples of industries that use boilers incl...read more
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Types of pressure gauges