*PED072*

PED – 072

I Semester M.E. (Civil) (Water Resources Engg.) Degree Examination, January 2015 (2K8 Scheme) 2K8 WR 105(b) : WATER POWER ENGINEERING (Elective – I) Time : 3 Hours

Max. Marks : 100

Instruction : Answer any five full questions. 1. a) Explain the different methods adopted in reducing the conversion of potential energy into non-useful energy.

10

b) How do you assess the water power potential of a hydroelectric scheme ?

10

2. a) Write a note on the effect of load factor on utilization and capacity factors.

10

b) How is India’s hydropower potential spread over various geographical regions of the country ?

10

3. Write a note on the classification of the types of hydroelectric development.

20

4. a) Explain how you would compute average energy using rule curves.

10

b) Write a note on sequential stream flow routing method applied to run-of-river projects.

10

5. a) What is meant by economical diameter of a penstock ? How can it be found out by empirical formulae ?

10

b) What is a diversion canal plant ? With neat sketches explain the layouts of these plants.

10

6. a) What is the function of anchor blocks ? What are the forces to be taken into account in its stability analysis ? b) Write a note on the classification of penstocks.

10 10 P.T.O.

*PED072*

PED – 072

7. a) What is a draft tube ? What are its functions ? Derive an expression for the efficiency of a draft tube.

12

b) Explain the advantages of an underground power house. 8. a) Write a note on the efficiency of hydraulic turbines.

8 10

b) What are the functions of a surge tank ? Describe with a neat sketch the behavior of a simple cylindrical surge tank. 10 _____________

Water Power engg..pdf

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