Tuesday, January 25, 2022

Dr.A.P.J.Abdul Kalam University BE VII SEM ALL BRANCH Renewable Energy System [ME-702] Dec - 2020 Question Paper

Dr.A.P.J.Abdul Kalam University

Bachelor of Engineering

Seventh Semester Main Examination, Dec-2020

Renewable Energy System [ME-702]

Branch: ME

Time: 3:00 Hrs Max Marks 70

Note : 1. Attempt any five questions out of eight.

2. All question carry equal marks.

Q.1 (a) State types of solar radiations. How radiation can be measured?

(b) Explain the working principle of any one instrument used for solar radiation measurement.

Q.2 (a) Discuss power, torque and speed characteristics of wind energy conversion system.

(b) Define biomass gasification and explain anyone type of biomass gasifier.

Q.3 (a) State principle of “ocean wave energy” and “tidal energy” conversion.

(b) State classification and characteristics of fuel cells.

Q.4 (a) Explain operation and maintenance of bio gas plant.

(b) Describe solar cooling and refrigeration in detail.

Q.5 (a) Briefly compare types of hydro turbines.

(b) Write short note on hydrogen production and storage.

Q.6 (a) Discuss types of hydro power plants and discuss its principles.

(b) Discuss various characteristics of wind how they can be measured.

Q.7 (a) Describe working of wind energy conversion system with components.

(b) Discuss the Weibull, Rayleigh and normal distribution of wind.

Q.8 (a) What is the use of pyrheliometer and pyranometer?

(b) Describe the principle of Pyrheliometer.

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