NEM-wide ‘Market Demand’ peaks above 30,000MW on Friday 8th December 2023 … first time since July
The NEM-wide demand peaked (just!) above 30GW on Friday afternoon/evening 8th December 2023.
Articles by Paul McArdle
One of three founders of Global-Roam back in 2000, Paul has been CEO of the company since that time.
As an author on WattClarity, Paul's focus has been to help make the electricity market more understandable.
Price volatility also in NSW on Friday 8th December 2023
Second article on Friday 8th December 2023, about two NSW spikes that top-and-tail the volatility written about earlier in South Australia.
Return to service for Callide C3 delayed by 17 days (now to 24th January 2024)
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.
Worth a read – ESIG Report ‘Weather Dataset Needs for Planning and Analyzing Modern Power Systems’
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’
Brief period of spot volatility in QLD and NSW on Tuesday evening 5th December 2023
Some volatility in QLD and NSW on Tuesday 5th December 2023.
Rooftop Solar is crushing* the returns for Large-Scale VRE
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.
GenInsights Quarterly Update for Q3 2023 released
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).
Case Study (part 1) of Aggregate Scheduled Target on Friday 8th September 2023
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
Forecast low System Strength of concern in NSW for Tuesday 14th November 2023 … first time ever?
A quick note about a forecast by AEMO of shortfall in system strength in NSW region for Tuesday 14th November 2023.
Victoria’s ‘Market Demand’ low point drops further–on Sunday 12th November 2023
A quick record of Sun 12th Nov 2023, with ‘minimum demand’ dropping further in Victoria
Spot price volatility in South Australia on Thursday evening 9th Nov 2023
A quick review of spot price volatility seen in South Australia on Thursday evening 9th November 2023.
Case Study (part 1) of low % VRE NEM-wide on 3rd and 4th July 2023
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.
No, South Australia is *not* exporting more electricity than it imports…
We’re seeing an increasing number of claims on social media along the lines of ‘South Australia exporting more than it imports’. Whilst that was true around 2019, it’s NOT been the case for a number of years.
Bouldercombe BESS charges for 2 hours at 5MW on Friday 3rd November 2023
As the next step in recovering from a fire onsite during commissioning, Genex Power has released an ASX Announcement and the battery charged briefly on Friday 3rd Nov 2023 afternoon.
Case Study (part 1) of large collective under-performance for Semi-Scheduled assets on Friday 18th August 2023
A brief article as a first Case Study looking at Friday 18th August 2023, in conjunction with the compilation of GenInsights Quarterly Updates for 2023 Q3.
An updated look at Kogan Creek performance in the past 60 days (re industrial action, bushfires, ambient temp, ez2view enhancements, and more)
With ez2view v9.8.5.1 released yesterday (Tue 30th Sept 2023) with enhancements to ‘Generator Outages’ we take the opportunity of some questions about Kogan Creek Power Station to have a look at the usefulness, and possible additional tweaks to make, to this software widget.
AGL (Bayswater and Loy Yang A) fined for inability to supply FCAS services
An article in the Australian this morning alerted me to yesterday’s Federal Court ruling against AGL Energy for not supplying contingency FCAS services (from Bayswater and Loy Yang A) when enabled by NEMDE. Here’s a quick look…
Minimum Market Demand in NSW drops lower still, on Sunday 29th October 2023
As the SMS alerts continue, here’s an article to record the new low point for Market Demand in NSW on Sunday 29th October 2023.
Brief period of ‘Actual LOR2’ in the SA region Friday evening 27th October 2023 with low wind and constrained imports
A quick review of a short period of ‘Actual LOR2’ in the South Australian region on Friday evening 27th October 2023.
On Mon 23rd October, the AEMO publishes Quarterly Energy Dynamics for 2023 Q3
A short article on Mon 23rd Oct 2023 about an AEMO’s publication of the latest Quarterly Energy Dynamics (a review of 2023 Q3). This follows closely from AER’s Wholesale Markets Quarterly for the same period.