electricpy.fault.transmismatch

electricpy.fault.transmismatch(I1, I2, tap1, tap2)[source]

Electrical Transformer TAP Mismatch Function.

Function to evaluate the transformer ratio mismatch for protection.

Parameters:
I1 : complex

Current (in amps) on transformer primary side.

I2 : complex

Current (in amps) on transformer secondary.

tap1 : float

Relay TAP setting on the primary side.

tap2 : float

Relay TAP setting on the secondary side.

Returns:

mismatch – Transformer CT mismatch value associated with relay.

Return type:

float