Jubilant Ingrevia Mechanical Maintenance Engineer Interview Questions and Answers

Q1. Turbine operation activities
Ans. 
Turbine operation activities involve monitoring and controlling the performance of turbines in power plants.
• Monitoring turbine speed, temperature, and pressure

• Adjusting turbine controls to maintain optimal performance

• Performing routine maintenance and inspections

• Troubleshooting and repairing turbine malfunctions

• Collaborating with other engineers and technicians to ensure safe and efficient operation
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Q2. Power Plant Description
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A power plant is a facility that generates electricity by converting various forms of energy into electrical energy.
• Power plants can use various sources of energy such as coal, natural gas, nuclear, hydro, wind, and solar.

• The energy is converted into electrical energy through various processes such as combustion, steam turbines, and generators.

• Power plants are typically divided into two categories: base load plants and...read more
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Q3. Hrsg bolier & ges fule etc work
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Q4. Cooling Tower etc work
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Q5. Turbine fild work etc.
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Q1. Which pipe line used in Huzardous chemicals?
Ans. 
Stainless steel pipelines are commonly used for transporting hazardous chemicals due to their corrosion resistance and durability.
• Stainless steel pipelines are preferred for their resistance to corrosion from hazardous chemicals.

• PVC pipelines are not suitable for hazardous chemicals as they can degrade and leak.

• Carbon steel pipelines can be used for some hazardous chemicals, but may require additional coatings or linin...read more
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Q2. How to calculate the steam of boiler?
Ans. 
To calculate the steam of a boiler, you need to know the boiler's efficiency, steam flow rate, and specific enthalpy of steam.
• Calculate the energy input by multiplying the mass flow rate of steam by the specific enthalpy of steam.

• Determine the energy output by dividing the energy input by the boiler's efficiency.

• The steam flow rate can be measured using a flow meter, and the specific enthalpy of steam can be obtained f...read more
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Q3. Draw the module of coal fired hot air generator
Ans. 
The module of a coal fired hot air generator typically includes a combustion chamber, heat exchanger, fan, and exhaust system.
• Combustion chamber where coal is burned to produce heat

• Heat exchanger to transfer heat from combustion gases to the air

• Fan to circulate the heated air

• Exhaust system to remove combustion byproducts
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Q1. Why do you want to change the company?
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Q2. Are you ready to relocate?
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Q1. Clear about ur process what u had done in previously
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Q2. About ur strength and weakness, what will gain company if u hired
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Q3. About process safety and work safety
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Q1. Why u r leaving current company,
Ans. 
Seeking new challenges and growth opportunities.
• Looking for a more challenging role

• Seeking career growth and advancement

• Want to broaden my skillset and learn new technologies

• Current company lacks opportunities for professional development

• Desire to work in a different industry or sector
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Q2. About material handling and material balance
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Q3. Why u r switching pharma to chemical
Ans. 
I am switching from the pharmaceutical industry to the chemical industry to broaden my knowledge and skills in different sectors.
• To gain a broader understanding of different chemical processes and applications

• To explore new opportunities and challenges in the chemical industry

• To expand my skill set and learn new techniques in chemical engineering

• To contribute my pharmaceutical experience and knowledge to the chemical i...read more
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Q1. Why u r leaving nd abiut package discussions
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Introduction & Personal questions

Q1. Process regarding & cross question
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Q2. HTO & MTO question
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Q1. Package & work responsibility
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Q2. Others
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Q1. Do you know the principle of dcs ? How it works?
Ans. 
DCS (Distributed Control System) manages complex processes through decentralized control and monitoring.
• DCS consists of multiple controllers distributed throughout the system, allowing for localized control.

• It enhances reliability by reducing the risk of a single point of failure.

• DCS systems often include a Human-Machine Interface (HMI) for operators to monitor and control processes.

• Example: In a chemical plant, DCS ca...read more
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Q2. What do you do in your previous company? This is a frequently asked question.
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Q1. Job for Berger paint company
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Q2. 2 years experience
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Q1. Production department, Production Chamistra , Quantity Control Analysis
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Q2. Job in Paint Industry
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