System Strength considerations for NSW via Market Notices … a low point reached in 2023 Q4
AEMO points to the TransGrid document from Wed 14th Feb 2024 'NSW Synchronous Generation - interim advice for System Normal requirement'.
All Posts
A burst of spot price volatility in QLD and NSW on Tuesday 20th February 2024
A short article using NEMwatch to record the start of spot price volatility in QLD and NSW at 17;55 on Tuesday 20th February 2024.
Victorian renewable generation on 13 February 2024: One picture and a thousand (sorry, many more) words
Guest author, Allan O'Neil, takes us several steps further in understanding the events in Victoria on Tuesday 13th February 2024 - especially with respect to VRE (wind and solar) production.
From the 4-second SCADA data, a view of Production by Fuel Type on Tuesday 13th February 2024
Following the review of bidding in VIC on Tue 13th Feb 2024, this review of the 4-second data for VIC on the day reveals another 28 Observations/Questions to explore later.
AEMO preliminary report identifies 4 separate Events … including trips* at 4 Generators and 1 Load
Some things in the AEMO's Preliminary Operating Incident Report that stood out to me, and which will assist in our further investigations on WattClarity.
A quick first pass through ENERGY bids (for Victorian units) on Tuesday 13th Feb 2024
Five days after Tuesday 13th February 2024 we have a bit of time to take this initial (top-down) look at bidding for ENERGY in the Victorian region on that day ... with 27 Questions/Observations...
14 hours of trended (mainland) frequency on Tuesday 13th February 2024
A first article from me after starting to delve into a 14-hour time series of AEMO's 4-second data for Tuesday 13th February 2024 (this one a trend of frequency to highlight points of interest).
Aggregate enablement of RaiseReg FCAS from units in the mainland (excluding Basslink) on Tuesday 13th February 2024
A short article trending (through Tue 13th Feb 2024) aggregate enablement of Raise Regulation FCAS in DUIDs on the mainland ... i.e. excluding Basslink.
AEMO Preliminary Operating Incident Report (re Tue 13th February 2024) is available
AEMO's preliminary operating incident report for what happened on Tuesday 13th February 2024 is available now.
Optimising a highly renewable NEM from scratch
David Leitch and Paul Bandarian present and discuss the model they've created which uses a maximum Sharpe ratio wind and solar portfolio for the 2025 calendar year, drawing upon data from the AEMO's 2024...
Guest Authored Posts
The challenge of imperfect foresight: Storage operation in a highly renewable NEM
Josh Boegheim from Powerlink discusses the limitations of real-world weather forecasting for system planning—and shares results from a recent study that simulated energy storage dispatch using deterministic and stochastic forecasting approaches.
The growing NEM BESS fleet: Who is controlling all this capacity, anyway?
Matt Grover from Fluence shares insights into the NEM's growing big battery fleet and what it means for the market and their operators. This article follows on from his keynote at the ESS two...
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