PQ A-Z

I. Power Quality Overview

A. Definitions – Standards

1. Voltage Sags

2. Momentary Interruptions

3. Oscillatory Transients

4. Impulsive Transients

5. Harmonics

B. PQ Impacts & Solutions

1. ASD Drive

2. Contactor Dropout

3. Impulse Failures

4. Harmonic Distortion

C. PQ Rules

II. Monitors & Methods

A. PQ Problems

B. Monitor Characteristics

C. Testers

D. Voltage Trends & Balance

E. Full Disclosure Monitors

F. Permanent Monitoring

G. Typical Waveform Events

III. PQ Case Studies

A. Substation Tap Changer Failure

B. Bad Breaker

C. Voltage Regulation

D. Bad Connections

E. Equipment Compatibility

F. Semiconductor Fabrication Plant

G. LED Manufacturer

H. Harmonic Resonance

I. Incipient Fault

J. Micro Chip Plant

K. Data Center

L. PVC Plant

M. PVC Plant Part II.