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2003 Course Energy Conservation (Elective I)

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Total No. of Questions :12] [Total No. of Pages : 3 P1564 [3764]-327 B.E (Chemical Engineering) II ENERGY CONSERVATION (2003 Course) (Elective - I) Time :3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answers any three questions from each section. 2) Neat diagrams must be drawn wherever necessary. SECTION - I Q1) a) Describe the method of solar drying? Discuss the factors considered for the design of solar dryer? [10] b) Wind at 1 standard atmospheric pressure and 15 C has a velocity of 15 m/s Calculate : i) The total power density in the wind stream. ii) The maximum obtainable power density. iii) A seasonally obtainable power density. iv) The total power. v) The torque and axial thrust. Given : Turbine diameter : 120m, and turbine operating speed = 40rpm at maximum efficiency. Propeller type wind turbine is considered. [8] OR Q2) a) b) Q3) a) Enlist the various methods of solar energy storage. Explain in detail thermal energy storage system. [10] Discuss the tidal and geothermal energy in detail? [8] Explain the role, types design and material of absorption plate in solar flat plate collector. [8] P.T.O.

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