ME-803-B Energy Conservation, Management & Audit - May 2026 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
   aExplain Various techniques of Energy Management.
   How to answer

   • Define energy management and its objectives
   • List techniques: energy audit, monitoring and targeting, efficient equipment, load management, etc.
   • Brief explanation of each technique
   • Role in cost reduction and conservation
2. 7 Marks
   bDifferentiate between Energy conservation and Energy efficiency.
   How to answer

   • Define energy conservation
   • Define energy efficiency
   • Key differences in meaning, approach and outcome
   • Examples of each with comparison table
3. 7 Marks
   aExplain Various steps involved in detailed Energy Audit Methodology.
   How to answer

   • Define detailed energy audit
   • Pre-audit, audit and post-audit phases
   • Sequence: data collection, measurements, analysis, recommendations
   • Reporting and action plan
4. 7 Marks
   bList down the important energy audit instrument used in energy audit. Also explain briefly about their function.
   How to answer

   • List instruments: power analyzer, flue gas analyzer, lux meter, thermocouple, flow meter etc.
   • Function of electrical instruments
   • Function of thermal and lighting instruments
   • Use in data collection during audit
5. 7 Marks
   aDescribe the Step-by-Step method for preparing a Process Flow Diagram and Energy balance diagram.
   How to answer

   • Purpose of process flow and energy balance diagrams
   • Step-by-step data collection and flow identification
   • Quantification of mass and energy streams
   • Construction of Sankey / balance diagram and interpretation
6. 7 Marks
   bDiscuss the key elements of Energy Action Planning. How does Force Field Analysis help in implementing Energy Management Initiatives?
   How to answer

   • Define energy action planning and its objectives
   • Key elements: policy, organization, targets, implementation, monitoring
   • Concept of Force Field Analysis - driving vs restraining forces
   • How it aids overcoming barriers to energy initiatives
7. 7 Marks
   aDefine Monitoring and Targeting (M&T). Explain its importance in Energy Management with suitable examples.
   How to answer

   • Define Monitoring and Targeting (M&T)
   • Elements: metering, baseline, CUSUM, targets
   • Importance in detecting waste and savings
   • Suitable industrial/building examples
8. 7 Marks
   bDiscuss various methods of energy conservation in electric motors.
   How to answer

   • Losses in electric motors and need for conservation
   • Methods: proper sizing, high efficiency motors, VSDs
   • Power factor correction, maintenance and rewinding practices
   • Operational control and load matching
9. 7 Marks
   aExplain various methods of energy conservation in boilers and steam turbines.
   How to answer

   • Losses in boilers and steam turbines
   • Boiler measures: excess air control, blowdown, insulation, economizer
   • Turbine measures: steam pressure, condenser, maintenance
   • Heat recovery and operational optimization
10. 7 Marks
    bExplain the importance of Thermal Insulation for Thermal Energy Management.
    How to answer

    • Define thermal insulation and heat loss mechanisms
    • Types of insulation and selection criteria
    • Energy and cost savings, emission reduction
    • Applications in pipes, boilers, buildings
11. 7 Marks
    aElaborate about energy audit reporting format.
    How to answer

    • Purpose of energy audit report
    • Standard format: executive summary, data, analysis, recommendations
    • Techno-economic evaluation and prioritization
    • Implementation plan and annexures
12. 7 Marks
    bDistinguish between 'Preliminary energy audit' and 'Detailed energy audit'.
    How to answer

    • Define preliminary (walk-through) audit
    • Define detailed (comprehensive) audit
    • Differences in scope, time, instruments, accuracy
    • Comparison table with applications
13. 7 Marks
    aA fluorescent tube light consumes 40 watt for the tube and 10 watt for choke. If the lamp operates for eight hours per day in a year, Calculate the total Energy Cost per annum if the Energy cost is Rs, 3 per kW hour.
    How to answer

    • Total power = 40 W + 10 W = 50 W
    • Annual energy = power × 8 h/day × 365 days in kWh
    • Energy cost = kWh × Rs. 3 per kWh
    • Final annual cost calculation with units
14. 7 Marks
    bExplain in brief various aspects of “Energy Conservation Act 2001”.
    How to answer

    • Background and objectives of Energy Conservation Act 2001
    • Provisions: BEE, designated consumers, standards and labeling
    • Energy managers/auditors, penalty and enforcement
    • Role in promoting efficiency in India
15. 14 Marks
    Explain the following (any **two**) :

    1. i)Duties and responsibility of energy manager
    2. ii)Building energy Management
    3. iii)Concept of Data and Information Analysis in energy management
    4. iv)Waste heat recovery system
    How to answer

    • Select any two topics from four options
    • Definition, key functions and concepts for each
    • Relevance to energy management with examples
    • Structured short note with conclusion