Primary Frequency Response (PFR)

A collation of articles written over time specifically with respect to Primary Frequency Response (PFR) arrangements.

These were re-introduced to DUIDs in the NEM from September 2020 (for Tranche 1), followed by smaller units later.  This was in response to a Rule Change made by the AEMC.











Fast Frequency Service – Treating the symptom not the cause?

The National Electricity Market (NEM) is designed to operate at 50 Hz. Frequency deviation occurs when generation and load are mismatched. It is important in a lightly meshed and long network such as the NEM to maintain tight frequency control and that frequency response is available throughout the network.