Indfab Projects Mechanical Maintenance Engineer Interview Questions and Answers

Boiler efficiency can be calculated by measuring the heat input and heat output of the boiler.

• Calculate the heat input by measuring the fuel flow rate, fuel calorific value, and fuel consumption.

• Calculate the heat output by measuring the steam flow rate and steam enthalpy.

• Direct efficiency = (Heat output / Heat input) * 100%

• Indirect efficiency = Direct efficiency * Boiler efficiency of other components (like economizer

The monthly maintenance cost of my section is approximately $10,000.

• The monthly maintenance cost includes expenses for spare parts, labor, equipment rental, and utilities.

• Regular maintenance tasks such as lubrication, inspections, and repairs contribute to the overall cost.

• Cost may vary depending on the size of the section, age of equipment, and frequency of maintenance activities.

Manage subcontractors and stakeholders by clear communication, setting expectations, regular updates, and addressing concerns promptly.

• Establish clear communication channels with subcontractors and stakeholders

• Set clear expectations and goals for the project

• Provide regular updates on project progress and milestones

• Address any concerns or issues promptly to maintain good relationships

• Hold regular meetings to discuss pro...read more