Download PTU B.Tech 2020 March EE 10th Sem Energy Auditing And Management Question Paper

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Roll No. | [ ] [ ][] [ [ ] Total No. of Pages : 02

Total No. of Questions : 09

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B.Tech.(EE)PT (Sem.-10)

ENERGY AUDITING AND MANAGEMENT

Subject Code : BTEE-804Y

M.Code : 76346

Time : 3 Hrs. Max. Marks : 60

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INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

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Q1. Write briefly :

1. Write the name of any four primary energy resources.
2. Define cash flow in energy management.
3. Write any two objectives of energy management.
4. Define the tariff in electrical system.

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5. Define capacity assessment in compressed air system.
6. Write any two factors, which affecting motor performance.
7. Write any two needs of luminance requirements.
8. Why core of the transformer is laminated?
9. Define the energy efficient motors.

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10. Define the energy performance contracts.

SECTION-B

Q2. “Primary energy sources are mostly converted in industrial utilities into secondary energy sources”. Justify the statement with examples.

Q3. What do you think of strategies required for mid- term and long-term management of energy resources in India?

Q4. Mention main provisions (at least three) of the Energy Conservation Act 2001 as applicable to

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1. Designated consumers
2. Standards and labeling
3. Energy conservation building codes

Q5. How ultrasonic flow meters, smart energy meters and combustion gas analyzer are helpful in energy auditing process?

Q6. Discuss the design of lightning schemes and equipment used for indoor.

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SECTION-C

Q7.

1. Investment for an energy proposal is Rs. 10 Lakhs. The annual savings for the first four years are Rs. 1.20 Lakhs, Rs. 1.35 lakhs; Rs. 1.55 Lakhs and Rs.1.80 Lakhs at discounted rate of 12%. Calculate the net present value of the proposal. Also check the feasibility of the proposal.
2. Why fresh investments are needed for energy conservation in industries? Which criteria need to be considered when listing investment opportunities?

Q8. Why benchmarking is considered as a useful tool in organizations for understanding consumption patterns as well as improvement of energy efficiency? Mention summary of energy conservation benchmarking step wise. What are benchmarking parameters of power plant, cement plant, paper plant, textile unit and for a boiler plant needed to be stated for meaningful comparison.

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Q9. Write short notes on the following :

1. Vapour compression refrigeration cycle
2. Vapour absorption refrigeration system

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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