Haldia Petrochemicals Interview Questions, Process, and Tips

Q1. Mechanical Engineer technical
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Q2. Vacuum place are welding possible??
Ans. 
Yes, welding in a vacuum is possible.
• Welding in a vacuum is possible because the absence of air prevents oxidation of the materials being welded.

• Specialized equipment and techniques are required for welding in a vacuum to ensure proper bonding of materials.

• Examples of welding in a vacuum include aerospace components and certain types of scientific equipment.
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Q1. Any technical questions
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Q2. As well as engineer drawing
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Manufacturing products are used in human life....

Q1. Tell me something about yourself.
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Q1. As I was selected as an Industrial Trainee the question was mainly asked from CMA inter related. Costing related questions relevant costing, Ind AS, AS revenue recognition, difference. GST related
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Q1. Mainly to know the insights about the candidate and to brief how the work is done and what is the scope of the training.
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Q1. Energy Management
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Q2. Water management
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Q1. What is pump and describe it's work
Ans. 
A pump is a mechanical device used to move fluids from one place to another by creating pressure.
• Pumps are commonly used in industries, agriculture, and households for various purposes such as water supply, irrigation, and sewage systems.

• There are different types of pumps including centrifugal pumps, diaphragm pumps, and piston pumps.

• Pumps work by converting mechanical energy into hydraulic energy to move fluids throug...read more
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Q2. What is your hobbies
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Q1. Tell me about yourself
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I am a manufacturing professional with over 10 years of experience in managing production processes and teams.
• I have a degree in mechanical engineering and have worked in various manufacturing industries such as automotive and aerospace.

• I have experience in implementing lean manufacturing principles and improving production efficiency.

• I have managed teams of up to 50 people and have a track record of achieving producti...read more
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Q2. Why you want to join Haldia Petrochemicals Ltd
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I am interested in joining Haldia Petrochemicals Ltd because of its reputation as a leading player in the petrochemical industry.
• Haldia Petrochemicals Ltd has a strong track record of innovation and growth in the industry.

• I am impressed by the company's commitment to sustainability and responsible business practices.

• I believe that my skills and experience would be a good fit for the company's culture and goals.

• I am exc...read more
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Q1. What is the function of Furnace auto ignitor
Ans. 
Furnace auto ignitor is a device that automatically lights the furnace burner.
• The ignitor is responsible for creating a spark or glow that ignites the gas in the furnace.

• It ensures that the furnace starts up quickly and efficiently.

• Without the ignitor, the furnace would need to be lit manually.

• Examples of furnace auto ignitors include hot surface ignitors and intermittent pilot ignitors.
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Q2. What is NPSH and how you identify that for any pump
Ans. 
NPSH stands for Net Positive Suction Head. It is the measure of the pressure required at the suction port of a pump to keep the pump from cavitating.
• NPSH is important to ensure that the pump does not cavitate, which can cause damage to the pump and decrease its efficiency.

• NPSH is calculated by subtracting the vapor pressure of the liquid being pumped from the absolute pressure at the suction port of the pump.

• NPSH is af...read more
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Q3. Difference between current company cracker plant and Haldia Petrochemicals Cracker plant?
Ans. 
The current company cracker plant is smaller in size and produces fewer products compared to Haldia Petrochemicals Cracker plant.
• The current company cracker plant has a production capacity of 500,000 tons per year while Haldia Petrochemicals Cracker plant has a capacity of 700,000 tons per year.

• Haldia Petrochemicals Cracker plant produces a wider range of products including ethylene, propylene, and butadiene while the ...read more
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Q4. What is IBR and what is the criteria for defining a line to be IBR cerfied?
Ans. 
IBR stands for Indian Boiler Regulations. A line is IBR certified if it meets the criteria set by the regulations.
• IBR is a set of regulations that govern the design, construction, and operation of boilers and pressure vessels in India.

• The criteria for defining a line to be IBR certified include factors such as the type of material used, the design pressure and temperature, and the safety features installed.

• For example,...read more
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Q5. What is APC control and how it is working?
Ans. 
APC control is an advanced process control system that uses mathematical models to optimize manufacturing processes.
• APC control uses real-time data to adjust process parameters and maintain optimal conditions.

• It can improve product quality, reduce waste, and increase efficiency.

• Examples of APC control include controlling temperature and pressure in chemical manufacturing, or adjusting machine settings in semiconductor ...read more
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Q6. What is happened if dissolved oxygen is present in Hydrocarbon gas mixture
Ans. 
Presence of dissolved oxygen in hydrocarbon gas mixture can lead to explosion or fire.
• Dissolved oxygen can react with hydrocarbons and cause combustion

• This can lead to an explosion or fire

• Oxygen scavengers are used to remove dissolved oxygen from hydrocarbon gas mixtures
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Q7. Why you want to join Haldia Petrochemicals Ltd
Ans. 
I want to join Haldia Petrochemicals Ltd because of its strong reputation in the manufacturing industry and the opportunities for growth and development it offers.
• Haldia Petrochemicals Ltd has a strong reputation in the manufacturing industry.

• The company offers opportunities for growth and development.

• I am impressed by the company's commitment to innovation and sustainability.

• Haldia Petrochemicals Ltd has a diverse and...read more
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