3. Detection of symmetrical fault for the fast
operation of relays during power swing.
9/20/2012
MCET 3
4. Auto regression techniques
used for regression analysis
It models nth value of a function for k previous values
It is used for prediction of future samples of voltage
and current.
Expression for auto regression model is
in=a0+a1in-1+a2in-2+…+akin-k
9/20/2012
MCET 4