supply and demand

  • Low carbon generation

    Australian Chart of the week | If I should stay, I’ll only be in your way: coal and the transition

    Events in Queensland on 25 May 2021 tested the resilience of the Queensland demand/supply balance with 3GW of coal generation suddenly coming offline due to a loss of generation at the Callide power station. According to AEMO’s preliminary report – released on 1 June 2021 – on the event, the outage also...

  • Energy storage and flexibility

    Australian Chart of the week | “Feel the flow”: changing interconnection dynamics post Liddell

    Locational constraints, high renewable penetration zones and fossil fuel failures or retirements are changing the nature of electricity flows in the market. As a result, Interconnection in the National Electricity Market is playing an increasingly important role in balancing supply and demand. On 4 January 2020, bushfires caused transmission outages...

  • Energy storage and flexibility

    Australian Chart of the week | Prices in the NEM: Is variability the new black?

    The price escalation in the NEM in recent years has been well documented. Closure of ‘low-cost’ coal generation (particularly Hazelwood) has seen average prices in the NEM increase significantly. This is a result of the overall supply/ demand balance tightening. Some of this tightness has been alleviated by the significant...