Course Outline
Module 1: Power Quality and Reliability
Day One: Introduction, Voltage Sags and Interruptions
- Power quality definition and basics
- Quantifying power quality
- ITI curve
- Causes of voltage sags
- Causes of interruptions
- Mitigation methods
Day Two: Transient Voltage Excursions
- Motor starting
- Switching and traveling waves
- Capacitor switching
- Lightning
- Lightning shielding and grounding
- Ferroresonance
Day Three: Reliability Indices, Effects of Fault Clearing on Power Quality
- IEEE-defined reliability indices
- Interpreting reliability indices
- Fault clearing
- Reclosing strategies
- Fuse saving philosophy
- Fuse blowing philosophy
Day Four: Insulation Coordination, Arresters, and Steady-State Voltage Regulation
- Basic impulse level
- Insulation systems
- Insulation testing
- Arrester selection and application
- Load tap changers and voltage regulators
- Effects of steady-state voltage on system operation
Day Five: Harmonics
- Fundamentals of harmonics
- Causes and effects of harmonics
- AC power and power factor
- Mitigating harmonic effects
- K-factor transformers
- Harmonic filters
Day Six: Introduction, Math Review, Symmetrical Components and Sequence Networks
- Protection introduction
- Phasor math
- Per-unit calculations
- Symmetrical components
- Sequence networks
- Fault modeling
Day Seven: Electromechanical and Digital Relays, Relay Schemes for Radial Systems, Time-Coordinated Overcurrent Protection
- Electromechanical relay operating principles
- Microprocessor-based relay implementation
- Instantaneous and time overcurrent relays
- Reclosers and sectionalizers
- Time-current curves
- Device coordination
Day Eight: Relay Schemes for Networked Systems and Device Protection
- Distance relays
- Distance relays with pilot protection
- Differential relays
- Differential relays for bus protection
- Differential relays for generator protection
- Differential relays for transformer protection
Module 2: Power System Protection
Day Nine: Effect of Protection on Reliability
- Reliability indices
- Fault clearing time and reclosing
- Effects of nearby faults
- Fuse saving strategy
- Fuse blowing strategy
- Intelligent protective devices
Day Ten: Arc Flash Hazard and a Look to the Future
- Shock hazard versus burn/blast hazard
- IEEE 1584 and NFPA 70E
- Personal protective equipment
- Hazard labeling
- A look to the future: communication-based overcurrent protection
- A look to the future: intelligent sectionalizing