Prices in SA have spiked to close to the market cap and remained elevated, following the invocation of the ‘I-VS_250’ constraint set due to extreme weather conditions.Read More
The second part of an ongoing case study examining two successive days of low VRE generation in early July 2023. This part examines IRPM, earlier forecasts of available generation and maps the availability by site location.
A quick update today, following news yesterday from CS Energy about a 17-day delay to the expected return to service of Callide C3, following repairs to the collapsed cooling tower.
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.
This morning I was fortunate to listen into an ESIG Webinar with respect to their report ‘Weather Dataset Needs for Planning and Analyzing Modern Power Systems’
Some volatility in QLD and NSW on Tuesday 5th December 2023.
Following the release of GenInsights Quarterly Updates for 2023 Q3 we’ve chosen to share here one of the clear challenges for large-scale VRE that is emerging (particularly in 2023 Q3) due to the rise and rise of rooftop PV.
A quick note to mark the the release of GenInsights Quarterly Update for 2023 Q3 last week (and Executive Briefing to one of our subscribers today).
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.
Tristan Edis from Green Energy Trading discusses whether a surge in renewable energy projects and battery capacity would be sufficient to fill any reliability gap before (and after) Eraring’s scheduled closure.
Guest author, Allan O’Neil, takes a detailed look at how VIC1-NSW1 transfer capability has been limited frequently due to constraints related to the 051 line in southern NSW, and what it means in terms of inter-regional settlements residue accumulations, market efficiency overall, and the energy transition.
Thunderstorms impacted parts of South Australia electricity system in the early hours of Tuesday morning, with two syncons tripping and around 30,000 customers experiencing outages.
Energy Minster Chris Bowen has announced that the existing Capacity Investment Scheme will be greatly expanded. This article provides a summary of industry responses, news articles and social media commentary in regards to the policy announcement.
On Monday the AEMO held their annual Summer Readiness Briefing for Summer 2023/24. Meanwhile, the ABC are reporting that the current El Nino has reached ‘strong intensity’.
The first part of a Case Study looking at a large 5-minute ramp in ‘Aggregate Scheduled Target’ in the middle of the day (an unusual time) on Friday 8th September 2023
A quick note about a forecast by AEMO of shortfall in system strength in NSW region for Tuesday 14th November 2023.
A quick record of Sun 12th Nov 2023, with ‘minimum demand’ dropping further in Victoria
A quick review of spot price volatility seen in South Australia on Thursday evening 9th November 2023.
Dan Lee looks at twenty years of capacity factors for wind farms to see if they are improving in line with recent discussion and long-term modelling assumptions.
A brief article as a first Case Study looking at Mon 3rd and Tue 4th July 2023, in conjunction with the compilation of GenInsights Quarterly Updates for 2023 Q3.