We earlier noted this ‘Significant (-786MW) drop in NSW demand, on Wednesday 13th November 2024’ … and, in response, a reader (KC) asked a question that inspired this article.
Perhaps contributing to the early start to price volatility in NSW this afternoon was the wobble in system frequency shown here?
On Thursday 10th October 2024, we published ‘What happened with System Load in VIC on Friday 27th and Saturday 28th September 2024?’ and, in doing so, listed some times when rooftop PV was disconnected (or consideration was given to the same). In this article (following some detail from a reader) we classify these events in three categories.
Third article already on Friday morning 27th Sept 2024, looking forwards to a forecast ‘Minimum System Load’ event in Victoria in parallel with the AFL Grand Final tomorrow (Sat 28th Sept 2024).
Two days in a row, the AEMO has issued its first and second alerts (via Market Notice) about forecast Minimum System Load events for Victoria. This second alert for Friday 27th September 2024.
The AEMO has issued its (second* ever) ‘Minimum System Load’ alert, via Market Notice 118421, with respect to Victoria for this Saturday 28th September 2024.
Sunday 18th August 2024 sees Queensland reach a new ‘lowest’ point for ‘Market Demand’ … not quite 8 months after it saw a ‘highest ever’ point for ‘Market Demand’. Stretched at both ends, and a clear indication of the challenges of this energy transition.
The wet weather in Queensland has impacted solar energy production.
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.
Some interesting data coming from our forecast convergence widget yesterday afternoon, hinted to us that bushfire smoke is likely to have been impacting rooftop PV generation levels in Victoria.
Tristan Edis of Green Energy Markets argues how system longevity, battery-coupling, distribution network capability, and increasing capacity will shore up rooftop PV’s position in the market.
An an elevated risk of the contingent disconnection of Distributed PV resurfaces for SA on 15 February 2024 with market notice 114743.
Clutch’s Mitch Baker has shared his initial thoughts and questions that jumped out to him from reading the AEMO’s 2024 draft ISP.
A quick look back at Saturday 6th January 2024 in South Australia – and the case of an unforecast drop in ‘Market Demand’
Guest author Allan O’Neil continues our series of posts on very low system demand levels in South Australia and Victoria on New Year’s Eve, with a few unresolved questions remaining
A second article today on this challenging day for the Victorian grid, looking at which supply sources are running.
Taking a quick look back at two days of extreme levels of demand in Queensland during the ‘sleepy period’ between Xmas and New Year.
A bout of severe weather for many parts of south-eastern Australia brought challenging weather conditions which appear to have impacted variable renewable energy forecasts for the NEM. The case study delves into forecast differences on the 7th, 8th and 9th of September 2023.
In our third guest authored post this week, Blake Ashton from SA Power Networks talks about the SA islanding event that occurred just over twelve months ago – how SAPN managed solar curtailment, and how their new ‘flexible exports’ option can address future challenges.
A quick record of a new ‘lowest ever’ point for Market Demand in NSW on Sunday 8th October 2023