Bajaj Energy Boiler and Turbine DCS Engineer Interview Questions and Answers

Steam ejector charging procedure involves purging the system with steam to remove air and non-condensable gases.

• Ensure steam ejector is isolated from the system before starting the charging procedure

• Open the steam supply valve to the ejector to allow steam to flow through the system

• Monitor pressure and temperature gauges to ensure proper charging

• Close the steam supply valve once the charging is complete

• Check for any le...read more

Major causes for drum level going low include leaks in the feedwater system, malfunctioning level control valves, and sudden load changes.

• Leaks in the feedwater system can lead to a decrease in drum level.

• Malfunctioning level control valves may not be able to maintain the desired drum level.

• Sudden load changes can cause fluctuations in drum level.

• Foaming or carryover in the boiler can also result in low drum level.

Turbine rolling procedure involves slowly rotating the turbine to prevent damage during startup.

• Turbine rolling is done to ensure even heating of components and prevent thermal stress.

• It is important to follow manufacturer's guidelines for speed and duration of rolling.

• Rolling should be done in both directions to prevent uneven wear on bearings.

• Monitoring vibration levels during rolling is crucial to detect any abnorma...read more