Steag Energy Services Deputy Manager Maintenance Interview Questions and Answers

Q1. About transformer protection and shut down process ....Etc
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Q2. How Buchholz relay works?
Ans. 
Buchholz relay is a protective device used in oil-filled transformers to detect and prevent faults.
• It is installed between the transformer tank and conservator tank.

• It detects the presence of gas or oil flow in the transformer oil.

• It operates on the principle of gas collection and oil surge.

• It sends an alarm signal to the control room in case of any fault.

• It helps in preventing major faults and damage to the transforme
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About relationship,Problems on age

GD on Line operation , Shutdown of ICT

Q1. Boiler Operation
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Q2. Coal Mill Boiler Pressure Parts APH
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Q1. Hydraulic. Pneumatic
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Q2. Pump. gearbox . Bearings
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Q1. Can not disclose interview question as per company norms
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Q1. Interview on Previous experience
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Q1. Asking about yourself your past experience knowledge
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Q1. What is gear box and it's type
Ans. 
A gear box is a mechanical device used to increase or decrease the speed or torque of a motor. Types include spur, helical, bevel, and worm gearboxes.
• Gear box is a mechanical device that transmits power from one part of a machine to another.

• It is used to increase or decrease the speed or torque of a motor.

• Types of gear boxes include spur, helical, bevel, and worm gearboxes.

• Spur gearboxes have straight teeth and are use...read more
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Q2. What is preventive maintenance
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Preventive maintenance is a proactive approach to maintenance that involves regularly scheduled inspections, repairs, and replacements to prevent equipment failure.
• Regularly scheduled inspections to identify potential issues before they become major problems

• Replacing worn out parts before they fail

• Cleaning and lubricating equipment to prevent breakdowns

• Updating software and firmware to ensure optimal performance

• Example...read more
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Q3. Future of Wind sector in renewable energy
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The future of the wind sector in renewable energy looks promising with advancements in technology and increasing global demand for clean energy.
• Continued growth in wind energy capacity worldwide

• Technological advancements leading to more efficient wind turbines

• Decreasing costs of wind energy production

• Integration of wind power with energy storage solutions for better grid stability

• Government support and policies promoti...read more
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Always give examples related to work profile

Q1. Always prepare well in advance before interview
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