Energy Conservation, Management & Audit (ME-803 (B)) - Important Questions

Discuss the role, duties, responsibilities and qualifications of an energy manager in industry.

Differentiate between energy conservation and energy efficiency with suitable examples.

Explain the various techniques of energy management.

Calculate total annual energy cost for a fluorescent tube light given wattage, operating hours and tariff.

Write short note on: (Any two)

Discuss tips for energy conservation in Heating Ventilation and Air Conditioning (HVAC) systems.

Define simple payback period and calculate it for a given investment cost, operating cost and annual savings.

Explain effect of evaporator temperature on power consumption and list energy saving measures in domestic air conditioning system.

Explain energy management opportunities in lighting systems.

Explain the concept of maximum demand.

Differentiate between simple payback period method and net present value method.

Explain the methods to control maximum demand.

Explain the steps involved in detailed energy audit methodology.

Distinguish between preliminary energy audit and detailed energy audit.

List the important energy audit instruments and explain their functions briefly.

Explain the important highlights, focusing areas, distribution of power and various aspects of the Energy Conservation Act, 2001.

Elaborate about energy audit reporting format.

Explain the role of specific energy audit instruments Infrared Thermometer and Stroboscope.

Explain the areas to be focused during the pre-audit (preliminary audit) phase.

Explain the terms energy benchmarking, energy cost, and energy performance.

Describe the step-by-step method for preparing a Process Flow Diagram and Energy balance diagram.

Discuss the key elements of Energy Action Planning and how Force Field Analysis helps in implementing Energy Management Initiatives.

What is Force Field Analysis, how is it done, and what are its applications?

Energy balance numerical to calculate quantity of cooling water required to cool a furnace shell.

Mass balance numerical on mixing two solutions of different solids concentrations to obtain a product concentration with no accumulation.

Explain the Sankey diagram with a suitable example.

What is energy policy planning and what are the key elements considered in Energy Action Planning?

Explain energy management opportunities / energy conservation methods and techniques in electric motors

Define Monitoring and Targeting (M&T) and explain its rationale, importance and benefits in energy management with examples.

Explain power loss areas in motors and possible efficiency improvements for energy efficient motors

Explain with a sketch the pump head-flow characteristics and system resistance concept

List the steps involved in CUSUM analysis.

Numerical on power factor improvement with capacitor banks: calculate kVAR required and annual reduction in demand and energy charges

Explain motor loading, why efficiency reduces at low loading, and steps to improve efficiency of under-loaded motors

Explain the concepts of energy efficient motors

Explain the effect of low power factor of the system

Explain methods of energy conservation in boilers and steam turbines

Explain the importance of thermal insulation for thermal energy management.

Explain the direct testing method of boiler with suitable sketch and flow chart

Explain the difference between boiler efficiency and evaporation ratio as performance evaluation measures

Write short note on following (any two):

Explain the principle of thermal insulation and list five insulation materials with specifications.

Define Fluidized Bed Combustion (FBC) and state its applications.

What is meant by waste heat recovery? What are the direct and indirect benefits of waste heat recovery?

Explain what is meant by steam traps and the operation of thermostatic steam trap

Write a short description about Availability-Based Tariff (ABT).

Briefly Explain Renewable Purchase Obligation (RPO) and means by which this requirement can be met?

Discuss thermal energy enhancement techniques in solar water heater.