FCAS costs

  • Commercial and market outlook

    Spot the spread: Are current battery revenues enough to encourage further investment?

    In AEMO’s ‘Step Change’ scenario, it was estimated that storage capacity in the NEM would need to increase by a factor of 30 between 2022 and 2050 to support a grid transformation that limits temperature rises below 2 degrees. This represents about 13GW of new storage capacity by 2030 and...

  • Commercial and market outlook

    Feast or famine? FCAS costs in South Australia

    Frequency Control Ancillary Service (FCAS) prices are highly volatile, at times resulting in short periods of extremely high FCAS cost. Three such events in recent history are the South Australian (SA) islanding events in November 2019, February 2020, and November 2022. During these events, FCAS costs in SA totalled $16...