Hitachi Energy Production Incharge Interview Questions and Answers

Safety measures to be followed while working at heights

• Use of proper personal protective equipment (PPE) like harness, helmet, etc.

• Proper training and certification of workers

• Regular inspection and maintenance of equipment and tools

• Proper communication and coordination among workers

• Adherence to safety guidelines and regulations

• Proper risk assessment and hazard identification

• Use of guardrails, safety nets, and other fal...read more

Wind turbines convert wind energy into electrical energy.

• Wind turbines consist of blades, a rotor, a generator, and a tower.

• The blades capture the wind and turn the rotor.

• The rotor spins the generator, which produces electricity.

• The tower supports the turbine and raises it above the ground for better wind access.

• Wind turbines require consistent wind speeds of at least 6-9 mph to generate electricity.

• The electricity gen...read more

Salary for Junior Engineer varies based on experience and industry standards.

• Salary can range from $50,000 to $80,000 per year depending on location and company

• Experience and education level can also impact salary

• Research industry standards and negotiate salary during the hiring process

Types of compressor maintenance include preventive, predictive, and corrective maintenance.

• Preventive maintenance involves regular inspections, cleaning, and lubrication to prevent breakdowns.

• Predictive maintenance uses data and analytics to predict when maintenance is needed based on equipment performance.

• Corrective maintenance is performed after a breakdown occurs to repair or replace faulty components.

• Examples: Chan...read more

Temperature increase in a particular stage can be due to various reasons such as increased workload, equipment malfunction, or environmental factors.

• Increased workload leading to higher heat generation

• Equipment malfunction causing overheating

• Environmental factors like poor ventilation or high ambient temperature

• Chemical reactions or processes generating heat

Quality tools for analysis include Pareto charts, fishbone diagrams, scatter plots, and control charts.

• Pareto charts help identify the most significant factors affecting quality

• Fishbone diagrams help identify the root cause of a problem

• Scatter plots help identify correlations between variables

• Control charts help monitor and control a process over time