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Paper / Subject Code: 89308 / Energy Storage (DLOC)

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1T00836 - T.E.(Electiral Engineering)(SEM-VI)(Choice Base Credit Grading System ) (R- 20-21) (C Scheme)

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/ 89308 - Energy Storage (DLOC) QP CODE: 10029633 DATE: 18/05/2023

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(3 Hours) [Total Marks: 80]

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N.B. : (1) Question No.1 is compulsory

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(2) Attempt any three from the remaining

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(3) Figures to the right indicate full marks

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(4) Assume suitable data if necessary

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1. (a) Explain emerging trends in batteries. 20

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(b) Explain the necessity of energy storage.

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(c) Explain different types of fuel cell.

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(d) Write a short note on: Solar Pond.

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2 (a) Write a short note on Flywheel. 10
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(b) Explain in detail about latent heat storage. 10

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3. (a) Explain working principle of Rechargeable battery. 50 10

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(b) Explain in detail about design considerations for sizing of different types of 10
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energy storage systems for various applications

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4. (a) Write a short note on Superconducting magnetic energy storage (SMES). 10

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(b) Explain in briefly about seasonal thermal energy storage. 10

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5. (a) Explain in detail about Pumped hydro storage system. 10

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(b) Write a short note on: Supercapacitors 10

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6. (a) Explain in brief: Future technology in energy storage as Electric vehicle 10

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(b) Explain briefly about Compressed air energy storage (CAES) 10

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