EnergyAustralia notes the likely change of operating mode for Mt Piper coal-fired power station in NSW
Third article today looking back at news with respect to ‘coal closure’ … this article pertaining to EnergyAustralia’s Mt Piper station in NSW.
Energy Transition
A large collection of articles pertaining to the ongoing ‘Energy Transition’ in any of a number of ways.
Specific sub-categories relate to such things as Coal Closure, and other aspects of the transition.
Reports of recommendations to consider extending the life of Eraring Power Station
Also in the past week, news media (claiming to have sighted some of the ‘Electricity Supply and Reliability Check Up’ from MJA with respect to Eraring Power Station) report the potential extension of service.
AGL Energy and VIC Govt entered into ‘Structured Transition Agreement’ relating to Loy Yang A
An article at the end of the week in which AGL Energy announced the establishment of a Structured Transition Agreement (STA) with respect to Loy Yang A and the notice of closure for 30th June 2035.
Discussion Paper released on Capacity Investment Scheme
On Friday last week (4th August 2023) the proposed design of the ‘Capacity Investment Scheme’ was published … with submissions requested before Thursday 31st August 2023.
7th Aug 2023 – EnergyAustralia ‘continues to focus on strengthening performance following improved first-half results’
A belated and back-dated article to point to the EnergyAustralia Media Release of 7th August 2023 about the $400 million outage plans for Yallourn for 2023 and 2024.
Implemented: Enablement of bid energy MaxAvail for semi-scheduled generators
The change to use MaxAvail from the energy bid, for semi-scheduled units, was implemented on 7 August 2023.
The proposed voluntary ‘Schedule Lite’ mechanism starts being deliberated at the AEMC
Today (Thu 3rd Aug 2023) the AEMC commenced a process of examining the proposed establishment of a ‘Scheduled Lite’ mechanism …
The VEPC paper ‘No longer lost in transmission’, and the AEMO response
An article today referencing the VEPC paper ‘No longer lost in transmission’ (about extended VNI-West, and the authors proposed alternative ‘Plan B’) and the AEMO’s initial response.
Enablement of ‘MaxAvail’ in the Bid for Semi-Scheduled units to go live (Mon 7th or Tue 8th Aug 2023) … and other enhancements in future
2 x AEMO Market Notices this afternoon prompt this article about four upcoming Market Enhancements … with the first to planned to commence from next Monday 7th August 2023
Price volatility in SA on August 1, 2023
Light winds and a constrained interconnector contributed to elevated prices on 1 August 2023.
Engineering the transition and control of electricity
Kate Summers gave the keynote address for the “System and market design for a high renewables future” session at the CEC’s Clean Energy Summit earlier this week. This article contains the full text of her speech.
Operations of coal-fired generators (Vales Point, and Eraring?) extended in NSW
Friday 14th July 2023 sees some media articles and commentary about several coal-fired generators running longer than previously thought, as the energy transition hits some speed bumps.
From the outside looking in: Checking back in with the NEM via Australian Energy Week 2023 coverage
After having had an extended break abroad, the coverage from last week’s AEW event provided a unique opportunity to check back in with the energy market from an outsider’s perspective.
Increasing curtailment of Wind and Solar across the NEM
With Q2 drawing to a close, we’re gearing up to produce GenInsights Quarterly Update for this quarter. Timely to look back at Q1 at what was reported about curtailment of wind and solar in that earlier Quarterly Update.
A cold evening drives NEM-wide demand high, and IRPM low, on Tuesday 20th June 2023
The ‘Australian Energy Week’ conference this week in Melbourne, and the NEM this evening has given a real-time example of some energy transition challenges.
Another research paper into solar and wind droughts in Australia
A quick note at another research paper (focused on an area of interest to us) that’s crossed our field of vision.
Digging further into ‘Aggregate Scheduled Target’, to understand what Dispatchable Capacity is actually required
In conjunction with the analysis done to complete GenInsights Quarterly Update for Q1 2023 (released today), here’s 14 years of daily data of ‘Aggregate Scheduled Target’ that might help to illustrate the aggregate requirement for fully dispatchable capacity of some type as the closure of coal accelerates into the future.
An imminent improvement to the bidding and dispatch process for Semi-Scheduled units
AEMO is re-enabling the ‘MaxAvail’ figure in bids for Semi-Scheduled units. It will act as a limit on capacity available, feeding into the NEMDE dispatch process for the unit. We look at how Semi-Scheduled plant have currently been treating MaxAvail in the bid and share some insights.
AEMO’s MMS 5.2, ez2view v9.7, Semi-Scheduled MaxAvail in the Bid, and a self-forecasting example
Today (Tue 23rd May) is the go-live date for AEMO’s EMMS v5.2 – which will contain new data for some market enhancements. Here’s a quick look at where this first change will appear in ez2view, highlighting some considerations for Semi-Scheduled units and self-forecasting.
Too Early to Say?
Guest author, Allan O’Neil, publishes some analysis for WattClarity on price and generation mix changes apparent in the NEM coincident with (but not wholly caused by) the closure of the last remaining units at Liddell Power Station.