Teaching Scheme (in Hours)
| Theory |
Tutorial |
Practical |
Total |
| 3 |
0 |
2 |
5 |
Subject Credit : 5
Examination Scheme (in Marks)
Theory
ESE (E)
|
Theory
PA (M)
|
Practical
ESE Viva (V)
|
Practical
PA (I)
|
Total
|
| 70 |
30 |
30 |
20 |
150 |
Syllabus Content
Unit-1: Introduction to Power Quality
Definition of power Quality, power quality terminology, power quality issues, Susceptibility Criteria, Responsibility of supplier and users of elect power, Standards
Unit-2: Power Frequency Disturbance
Common power frequency disturbances, voltage sags, cures of low frequency disturbances, voltage tolerance
Unit-3: Electrical Transients
Transient system model, Examples of models & response, Types and causes of transients, Examples of transient wave forms
Unit-4: Harmonics
Definition , number, odd and even harmonics, causes of harmonics, Individual & total distortion, Harmonics signatures, Effect of harmonics, Guide lines for harmonic voltage & current limitation, Harmonic current mitigation
Unit-5: Grounding & Bonding
Introduction, National electric code grounding requirements, Essentials of grounding system, Ground electrodes, Earth resistance tests, Earth ground grid system, Power Ground system, Signal reference ground, Signal reference ground methods, Single and multi-point grounding, Ground loops
Unit-6: Power Factor
Introduction, Active and Reactive power, Displacement and true power factor, power factor improvement, correction, penalty, voltage rise due to capacitance, application of synchronous condensers and static VAR compensators
Unit-7: Electromagnetic Interference
Electric and magnetic fields, Electromagnetic interference terminology, Power frequency fields, High frequency interference, EMI Mitigation, Cable shielding to minimize EMI, Health concerns of EMI
Unit-8: Power Quality Measurement
Power quality measurement devices, power quality measurements, Number of test locations, Test duration, Instrument set-up, Instrument set up guidelines
Unit-9: Distributed Generation and Power Quality
Resurgence of DG, DG technologies, Interface to the utility system, Power quality issues, Operating conflicts,
Course Outcome
- Understand the major power quality problems.
- Use equipment that are required to measure the quality of power
- Apply and analyze/compare techniques available to mitigate power quality problems.
