ME-803-B Energy Conservation, Management and Audit - May 2024 Question Paper

Under each question, How to answer lists the points an answer should cover, outlined by CampusPrep from the syllabus. Check the details against your textbook.

1. 7 Marks
   aDiscuss roll, duties, responsibilities and qualifications of an energy managers in industry.
   How to answer

   • Definition and role of energy manager in industry
   • Duties and responsibilities - audit, monitoring, planning, reporting
   • Qualifications - technical, managerial, certification under EC Act
   • Organizational position and coordination functions
2. 7 Marks
   bDiscuss the tips for energy conservation in the Heating Ventilation and Air Conditioning systems.
   How to answer

   • Overview of HVAC energy consumption
   • Tips for heating system - controls, insulation, maintenance
   • Tips for ventilation - VSD, occupancy control, heat recovery
   • Tips for air-conditioning - set point, chiller efficiency, maintenance
3. 7 Marks
   aDistinguish between 'Preliminary Energy Audit' and 'Detailed Energy Audit'.
   How to answer

   • Definition and scope of preliminary energy audit
   • Definition and scope of detailed energy audit
   • Comparison on basis of time, cost, data, instruments, outcome
   • When to use each type
4. 7 Marks
   bList energy audit instruments. Discuss any three in detail.
   How to answer

   • List of energy audit instruments - power analyzer, flue gas analyzer, lux meter etc.
   • Principle and use of instrument 1
   • Principle and use of instrument 2
   • Principle and use of instrument 3
5. 7 Marks
   aWrite some important highlights, focusing area and distribution of power under Energy Conservation Act, 2001.
   How to answer

   • Background of Energy Conservation Act, 2001
   • Distribution of powers - central, state, BEE
   • Focusing areas and designated consumers
   • Important highlights and enforcement provisions
6. 7 Marks
   bExplain the terms: energy benchmarking, energy cost, energy performance.
   How to answer

   • Definition of energy benchmarking
   • Definition of energy cost
   • Definition of energy performance
   • Relation with energy audit and indicators
7. 7 Marks
   aWhat is energy policy planning? Explain key elements considered in Energy Action Planning.
   How to answer

   • Meaning of energy policy planning
   • Need and objectives of Energy Action Planning
   • Key elements - management commitment, targets, resources
   • Implementation and review steps
8. 7 Marks
   bWhat is Force Field Analysis? How it can be done? Discuss.
   How to answer

   • Concept and definition of Force Field Analysis
   • Driving vs restraining forces
   • Steps to conduct analysis - identify, score, plot
   • Use in energy management decisions with example
9. 7 Marks
   aExplain energy conservation techniques in electrical motors.
   How to answer

   • Losses in electrical motors
   • High efficiency motors and proper sizing
   • Variable speed drives, power factor improvement
   • Maintenance, rewinding and load management practices
10. 7 Marks
    bState rationale and benefits for Monitoring, Targeting and Reporting in energy system.
    How to answer

    • Meaning of Monitoring, Targeting and Reporting (M&T)
    • Rationale - control of energy use and variance
    • Benefits - cost saving, accountability, benchmarking
    • Steps in M&T system
11. 7 Marks
    aExplain energy conservation in steam turbine.
    How to answer

    • Working principle of steam turbine
    • Sources of energy loss in steam turbine
    • Conservation measures - steam pressure, superheat, maintenance
    • Heat recovery and operational optimization
12. 7 Marks
    bExplain principle of thermal insulation. List five insulation materials with specifications.
    How to answer

    • Principle of thermal insulation - heat transfer reduction
    • Types of insulation and selection criteria
    • List of five materials with specifications - glass wool, rock wool etc.
    • Applications and thickness economics
13. 7 Marks
    aDefine Fluidized Bed Combustion (FBC). State its applications.
    How to answer

    • Definition and principle of Fluidized Bed Combustion
    • Types - bubbling, circulating FBC
    • Advantages and applications - low grade coal, biomass
    • Environmental benefits
14. 7 Marks
    bDiscuss thermal energy enhancement techniques in solar water heater.
    How to answer

    • Working of solar water heater
    • Factors affecting thermal performance
    • Enhancement techniques - selective coatings, glazing, insulation
    • Collector design and storage improvements
15. 14 Marks
    Write short note on following (any two):

    1. a)Data and information analysis
    2. b)Building Energy Management
    3. c)Heat pump
    4. d)Waste heat recovery system
    How to answer

    • Select any two topics from list
    • Definition, principle and components for each
    • Applications and energy saving relevance
    • Advantages/limitations with neat sketch if needed