Load Shedding for Utility and Industrial Power System Reliability
Paper by Basler
Contents
ANALYSIS OF SYSTEM DURING AN OVERLOAD CONDITION
Example System Disturbance
Simplified Frequency Analysis
Watt and VAR Transfer Limitations
Generator Response
Off Frequency Restrictions: Turbine Blades
METHODS OF OVERLOAD DETECTION AND LOAD SHED
Frequency Monitoring
Voltage Disturbance Effects on Relaying
Harmonic Distortion in Voltage Wave
Example Schematic – Distribution Substation
Under-Voltage Based Approach
SCADA System Approaches
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