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2003 Course Energy Management

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Total No. of Questions : 12] [Total No. of Pages : 2 [3664] - 187 P 1159 B.E. (Electrical) ENERGY MANAGEMENT (2003 Course) (403147) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answer 3 questions from Section I and 3 questions from Section II. 2) Answers to the two sections should be written in separate books. 3) Neat diagrams must be drawn wherever necessary. 4) Figures to the right indicate full marks. 5) Use of logarithmic tables, slide rule, Mollier charts, electronic pocket calculator and steam tables is allowed. 6) Assume suitable data, if necessary. 7) Your answers will be valued as a whole. Q1) a) b) Q2) a) b) Q3) a) b) Q4) a) b) Q5) a) b) Q6) a) b) SECTION - I Explain primary and secondary sources, commercial and non commercial sources and conventional, non conventional Energy sources. [10] Explain Energy security and importance of Energy conservation. [6] OR Explain various salient features of Electricity Act 2003. [8] Explain short term policies. [8] Explain Energy management and structure of Energy management group. [6] Explain supply side and demand side management concept with advantages and disadvantages. [10] OR Explain TOD and ABT tariff and impact of tariff on Energy management. [10] Explain various principles of Energy management. [6] Explain the detailed procedure to conduct detailed Energy Audit. [12] Explain CUSUM technique. [6] OR Explain various instruments required to conduct Energy Audit with function of each equipment. [10] Explain Sankey diagram and its importance. [8] P.T.O. Q7) a) b) Q8) a) b) Q9) a) b) Q10)a) b) SECTION - II Explain following financial tools [10] i) Simple pay back period. ii) Return on Investment. iii) Net present value method. Cost of an heat exchanger is Rs. 1.25 lakhs. Calculate simple payback period and ROI considering annual saving potential of Rs. 70,000/- and annual operating cost of Rs. 12,000/-. [6] OR Investment for an energy proposal is Rs. 12 lakhs. Annual saving for first three years is 1,45,000, 1,90,000/- and Rs. 3,10,000. Considering capital cost of 10%, what is the net present value of proposal. [10] What are the objectives of carrying sensitivity analysis? [6] Explain various Energy conservation opportunities in motive power application. [8] Explain various Energy conservation opportunities in Illumination. [8] OR Explain the concept of cogeneration with its advantages. [6] Explain various Energy conservation opportunities in pumping [10] system. Q11)Explain Energy Audit case studies of following industries a) Sugar Industry b) Thermal power station. OR Q12)Explain Energy Audit case studies of following sector a) Municipal corporation. b) Chemical Industry. [3664] - 187 -2- [18] [18]

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