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Posted By: Sree.... Member Level: Diamond Posted Date: 13 Jun 2008
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2006 Andhra Pradesh State Jawaharlal Nehru Technological University B.Tech POWER PLANT INSTRUMENTATION Set No. 3 Question paper
Code No: RR411003 Set No. 3
IV B.Tech I Semester Supplementary Examinations, March 2006
POWER PLANT INSTRUMENTATION
(Electronics & Instrumentation Engineering)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. Describe a Wind power generation with the help of block diagram. [16]
2. Explain the control of different important parameters in boiler furnace. [16]
3. Describe one wattmeter method of measuring 3 phase reactive power with a neat
diagram. Assuming balanced load condition, draw the phasor diagram. [16]
4. Describe with a neat diagram, the principle and working of a smoke density meter.
[16]
5. Explain in detail with neat sketches air fuel ratio control system used in power
plants? [16]
6. Explain in detail with neat sketches main and reheat stream temperature control
system used in power plants? [16]
7. Explain in detail how turbine speed is monitored and controlled. [16]
8. Define dissociation constant. How conductivity is related to water purity? Explain
the principle of operation of water purity meter. [16]
? ? ? ? ?
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