Course Details

Objective

Upon the successful completion of this course, participants will understand and learn the following:-

• Power Quality definitions and issues in electrical Power System.
• Voltage sag, voltage swing and power frequency disturbances
• Earthing methods, Bonding and static electricity affects on power quality
• Harmonics In Electrical Power Systems
• Power factor correction and Electromagnetic interferences and their consequences on power quality
• Power quality improvement using Distributed Generators in distribution systems.
• Measuring and Solving Power Quality Problems

Content

1. Introduction to Power Quality
   1. Definition of Power Quality
   2. Power Quality Progression
   3. Power Quality Terminology
   4. Power Quality Issues
   5. Susceptibility Criteria
   6. Responsibilities of the Suppliers and Users of Electrical Power
   7. Power Quality Standards
2. Power Frequency Disturbance
   1. Common Power Frequency Disturbances
      1. Voltage Sags
   2. Cures for Low-Frequency Disturbances
      1. Isolation Transformers
      2. Voltage Regulators
      3. Static Uninterruptible Power Source Systems
      4. Rotary Uninterruptible Power Source Units
   3. Voltage Tolerance Criteria
3. Electrical Transients
   1. Transient System Model
   2. Examples of Transient Models and Their Response
   3. Power System Transient Model
   4. Types and Causes of Transients
   5. Examples of Transient Waveforms ( Motor Start, Capacitor Switching, Voltage Notch, Neutral Voltage Swing, Sudden Application of Voltage, Self-Produced Transients)
4. Harmonics
   1. Definition of Harmonics
   2. Harmonic Number
   3. Odd and Even Order Harmonics
   4. Harmonic Phase Rotation and Phase Angle Relationship
   5. Causes of Voltage and Current Harmonics
   6. Individual and Total Harmonic Distortion
   7. Harmonic Signatures ( Fluorescent Lighting, Adjustable Speed Drives, Personal Computer and Monitor)
   8. Effect of Harmonics on Power System Devices (Transformers, AC Motors, Capacitor Banks, Cables, Bus ways, Protective Devices)
   9. Guidelines for Harmonic Voltage and Current Limitation
   10. Harmonic Current Mitigation( Equipment Design, Harmonic Current Cancellation, Harmonic Filters)
5. Grounding and Bonding
   1. Shock and Fire Hazards
   2. National Electrical Code Grounding Requirements
   3. Essentials of a Grounded System
   4. Ground Electrodes
   5. Earth Resistance Tests
   6. Earth–Ground Grid Systems (Ground Rods, Plates, Ground Ring)
   7. Power Ground System
   8. Signal Reference Ground
   9. Signal Reference Ground Methods
   10. Single-Point and Multipoint Grounding
   11. Ground Loops
   12. Electrochemical Reactions Due to Ground Grids
   13. Examples of Grounding Anomalies or Problems
6. Power Factor
   1. Active and Reactive Power
   2. Displacement and True Power Factor
   3. Power Factor Improvement
   4. Power Factor Correction
   5. Power Factor Penalty
   6. Other Advantages of Power Factor Correction
   7. Voltage Rise Due to Capacitance
   8. Application of Synchronous Condensers
   9. Static VAR Compensators
7. Electromagnetic Interference
   1. Frequency Classification
   2. Electrical Fields
   3. Magnetic Fields
   4. Electromagnetic Interference Terminology (Decibel (dB), Radiated Emission, Conducted Emission,  Attenuation, Common Mode Rejection Ratio, Noise, Common Mode Noise, Transverse Mode Noise, Bandwidth, Filter, Shielding)
   5. Power Frequency Fields
   6. High-Frequency Interference
   7. Electromagnetic Interference Susceptibility
   8. EMI Mitigation
   9. Cable Shielding to Minimize Electromagnetic Interference
   10. Health Concerns of Electromagnetic Interference
8. Static Electricity
   1. Tribo-electricity
   2. Static Voltage Buildup Criteria
   3. Static Model
   4. Static Control
   5. Static Control Floors
   6. Humidity Control
   7. Ion Compensation
   8. Static-Preventative Casters
   9. Static Floor Requirements
   10. Measurement of Static Voltages
   11. Discharge of Static Potentials
9. Improvement Power Quality using Distributed Generators in Distribution Networks
10. Measuring and Solving Power Quality Problems
    1. Power Quality Measurement Devices
       1. Harmonic Analyzers
       2. Transient-Disturbance Analyzers
       3. Oscilloscopes
       4. Data Loggers and Chart Recorders
       5. True RMS Meters
    2. Power Quality Measurements
    3. Number of Test Locations
    4. Test Duration
    5. Instrument Setup
    6. Instrument Setup Guidelines

NOTE:

Pre & Post Tests will be conducted

Case Studies, Group Exercises, Group Discussions, Last Day Review & Assessments will be carried out.

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Methodology

A highly interactive combination of lectures and discussion sessions will be managed to maximize the amount and quality of information and knowledge transfer. The sessions will start by raising the most relevant questions and motivating everybody to find the right answers. You will also be encouraged to raise your questions and to share in the development of the right answers using your analysis and experiences.  Tests of the multiple-choice type will be made available daily to examine the effectiveness of delivering the course.

Very useful Course Materials will be given.

• 30% Lectures
• 30% Workshops and work presentation
• 20% Group Work& Practical Exercises
• 20% Videos& General Discussions