Load Relay Model: DLSH

 

Model Equations and/or Block Diagrams 

Rate of Frequency Load Shedding Model DLSH

Model supported by PSSE

Parameters:

f1 to f3 Frequency load shedding point
t1 to t3 Pickup time
Frac1 to frac3 Fraction of load to shed
tb Breaker time
df1 to df3 Rate of frequency shedding point