Reliability and Emergency Reserve Trader triggered on 27 November, 2024, NSW
RERT has been triggered in NSW on 27 November 2024.
AEMO Direction/Intervention
Iberdrola’s Wallgrove BESS directed to maintain state of charge on Wednesday afternoon, 27th Nov 2024
Market notice 121067 indicates that the AEMO has directed Iberdrola’s Wallgrove BESS to maintain 59MWh of energy storage.
With YWPS1 and LYA2 back online, Victorian directions for System Strength cancelled
On Friday morning 15th November 2024 we see the return to service of both YWPS1 and LYA2 – coincident with the cancellation of Victorian directions for System Strength.
AEMO directs 4 units on in Victoria, to cover System Strength shortfall
On Thursday morning 14th November 2024, the AEMO has directed 4 different units to operate, to cover a potential system strength shortfall in the Victorian region.
AEMO directions for System Strength in Victoria, on Thursday morning 24th October 2024
It’s not (yet?) a frequent occurrence, so worth noting that AEMO has directed 2 units at Murray to synchronise and operate as a synchronous condenser from 08:00 (NEM time) on Thursday 24th October 2024 (to protect against low System Strength)
AEMO issues the (second ever) ‘Minimum System Load’ Market Notice for Victoria on Sat 28th Sept 2024 (AFL Grand Final Day)
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.
This seems a rare instance? … an AEMO Direction in NSW (in this case to Snowy Hydro)
Market Notice 118151 jumped out at me, because it pertains to an AEMO Direction to a Market Participant in NSW. Can’t recall seeing that very often?
Preliminary Report Released: NSW Load Shedding on 8 July 2024
A challenging sequence of events is detailed in the preliminary report on load shedding in NSW on 8 July 2024.
Demand in Victoria drops to a new lowest point on Sunday 31st December 2023, and AEMO flags possible intervention (Part 1?)
First article today, recording a new ‘lowest ever’ point for demand in Victoria (Sun 31st Dec 2023), and possible intervention from AEMO has it looks to drop further, leading to possible grid instability.
Quick Friday morning look-ahead to Friday evening in QLD
A quick article for Friday (3rd Feb 2023) morning, looking ahead to this evening and what AEMO’s current forecasts are saying for this evening.
Uncharted territory for rooftop PV in South Australia
Hot on the heels of a new low point for Operational Demand in South Australia on the weekend, this evening AEMO warns of an ‘elevated risk of contingent disconnection of Distributed PV’ tomorrow (Wed 19th Oct 2022).
What was the total cost of ‘keeping the lights on’ across the NEM in June?
Dan Lee provides some exploratory calculations in order to estimate the total cost of maintaining electricity supply throughout a very turbulent June.
AEMO releases report on Market Suspension during June 2022
On Thursday 18th August 2022 the AEMO has released its report into the Market Suspension during June 2022. Will make for interesting reading …
AEMO released Compensation Update for June 2022 events
A short note flagging AEMO’s publication (dated 15th August 2022) about compensation payments for the June 2022 events.
Two alternate theories of why capacity was withdrawn
Second (linked) article this evening, spelling out the two theories we’re aware of with respect to why some participants might have withdrawn capacity from the NEMDE dispatch/pricing run in June 2022 – leading to the AEMO Suspending the Market.
Pricing and dispatch during market suspension
Marcelle explores how settlement prices are set and how dispatch is operating during the current market suspension.
Two articles on LinkedIn that might be useful reading contrasting the two different Compensation Processes (i.e. AEMO Directions and AEMC APC)
Despite it being overtaken by today’s Market Suspension, with its own compensation arrangements – still might be useful for readers to be aware of these two sources of discussion about the two different sources of compensation that seemed to be at play for a few days under Administered Price Caps (APC) following Cumulative Price Threshold (CPT) being reached.
Steps taken by AEMO, so we could (hopefully!) dodge the LOR3 bullet this evening
Copying in this quick update from the AEMO.
The vast disconnect between prices DUIDs say they need to run, and market capped prices
Two copies of the ‘NEM Prices’ widget in ez2view highlights a disconnect.
AEMO to trigger Reserve Trader (RERT)
AEMO may well trigger Reserve Trader