Third Semester M.E. (Power & Energy Systems) Degree Examination, January 2015 (2K8 Scheme) POWER QUALITY ELECTROMAGNETIC COMPATIBILITY & RELIABILITY Time : 3 Hours
Max. Marks : 100
Instruction : Answer any five full questions. 1. a) Define power quality. With neat sketches explain the different types of power quality problems. 10 b) What is an Interruption ? How is failure, Outage and Interruption Differentiated ? Give causes for long Interruptions. 10 2. a) Describe various IEEE Guides and Power Quality Standards.
10
b) Discuss the different types of Transients caused in Power system. What are the causes for them ? 10 3. a) Describe the effect of harmonics on transformers and motors.
10
b) What is meant by Passive Filters ? Discuss some standard passive filters used to mitigate wave form distortion.
10
4. a) Describe SVC & STATCOM for improvement in reactive power requirements and hence power quality in power systems. 10 b) What is Flicker ? Discuss the causes of it and means of mitigating the same. 5. a) Explain the Basic concepts of reliability evaluation techniques with general component model.
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10
b) Define Electromagnetic compatibility. What are Immunity Requirements and Emission Standards of EMC ? 10 P.T.O.
PED – 034
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6. a) How Active Filters and designed to correct the Harmonics and Power factor ? Justify with an example.
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b) Inadequacy of grounding introduces typical PQ problems. What are they ? List some typical problems with grounding. 7. Write Explanatory notes on the following : i) PQ Bench Marking ii) CBEMA & ITIC Curves iii) Reliability Indices iv) Spread of Harmonic Distortion. –––––––––––––––––
Principles and Techniques of Electromagnetic Compatibility - Ch- By EasyEngineering.net.pdf. Principles and Techniques of Electromagnetic Compatibility - Ch- By EasyEngineering.net.pdf. Open. Extract. Open with. Sign In. Main menu. Displaying Princip
Page 1 of 9. ELECTROMAGNETIC TRANSIENTS IN. POWER CABLES (POWER SYSTEMS) BY. FILIPE FARIA DA SILVA, CLAUS LETH BAK. DOWNLOAD EBOOK : ELECTROMAGNETIC TRANSIENTS IN POWER. CABLES (POWER SYSTEMS) BY FILIPE FARIA DA SILVA, CLAUS LETH BAK. PDF. Page 1 of
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