To further understand the frequency drop we delve into the 4-second data (used for regulation FCAS contribution calculations) in this Part 2, looking at generating units (including BDUs).
Gate Closure #3 represents the cut-off time for solar and wind availability forecasts to be used in dispatch. Since 2019 the timings are reducing and narrowing.
Stratospheric warming over Antarctica may have helped bring about the extended period of strong winds in the southern NEM regions.
The wet weather in Queensland has impacted solar energy production.
The role of gas for firming electricity supply, alongside general consumption, means gas storage levels at Iona continue to be critical in the helping to meet our current and future energy needs.
Five key takeaways arise from an initial inspection of energy bids on the 30th July 2024, where extended periods of high energy prices eventuated.
Observations of price volatility on 30th July 2024.
Spot price volatility was observed in SA on the morning of 18 July 2024.
A challenging sequence of events is detailed in the preliminary report on load shedding in NSW on 8 July 2024.
Today, 4 July 2024, we see the first bidirectional units (BDUs) effective in Production in the Australian NEM (National Electricity Market). This new category of unit was created to improve integration of energy storage systems into the NEM. Changes to…
The release of the 2024 ISP is a key focal point in the energy transition. Released today, 26 June, we note the publication and media attention.
Prompted by sequence of alerts about of lack of reserve market notices I delved in to the data to understand where and when using the LOR outlook for the NEM’s regions in ez2view. The alerts were configured on market notices…
A brief run of high energy prices in SA on 4th June 2024 was observed in the evening. Energy prices as projected in the predispatch runs from earlier in the day had threatened to reach above $15000 but as time…
A short initial article about the spot price volatility in NSW on Tuesday evening 7th May 2024
Following a presentation with the CEC, Linton shared some insights into FCAS Regulation costs for wind and solar units over last calendar year.
Three data points points help to highlight the change in grid frequency in Tasmania on 12 April 2024.
An inspection of bids and dispatch outcomes indicates some units helped compensate for the loss of supply with the trip of ER01 and ER02.
The two Eraring units that had tripped on Wednesday 3 April 2024 were returned to service by 11pm that evening.
The Russ Christ Effect can be described as cloud impacts on rooftop PV arriving before any associated cooling conditions. We consider the extent to which a sudden and unforecast jump in demand was driven by this phenomenon.
A brief chart to capture VIC demand climbing above expectations.