A quick overview of market outcomes on Sunday 9th June 2024
A short-and-sweet (and back-dated) article to provide an overview of broad market outcomes on Sunday 9th June 2024.
Articles by Paul McArdle
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
Reviewing 270 days of bidding at Tallawarra B … following news of delays
Following Colin Packham's article in the Australian, we take a look in the market data at EnergyAustralia's Tallawarra B
Case Study of NEM-wide Aggregate Scheduled Target on Thursday 18th January 2024
Second short case study today in relation to Aggregate Scheduled Target ... this one focused on a large ROCUP on Thursday afternoon 18th January 2024.
Case Study of NEM-wide Aggregate Scheduled Target in early February 2024
In conjunction with the completion of GenInsights Quarterly Updates for 2024 Q1, here's a 7-day trend of Aggregate Scheduled Target in early February 2024.
Eraring and Yallourn units offline on unplanned outages again
A short article noting ER01 and YWPS3 offline for Unplanned Maintenance/Forced Outages, and another coming soon for ER02
A spurt of price volatility in South Australia on Thursday 6th June 2024
A short record of some volatility on Thursday afternoon 6th June 2024.
AEMO publishes update to ‘Guide to Mis-Pricing Information’ in conjunction with IESS
On 1st August 2024 the AEMO approved for distribution version 5 of the document 'Guide to Mis-Pricing Information' with reference to the IESS go-live on 3rd June 2024. Hence the date of this article...
Snapshot of Monday evening 3rd June 2024
A quick article with a snapshot from NEMwatch at the 18:25 dispatch interval to highlight a couple things we might come back to later.
(The main part of) IESS goes live today – Monday 3rd June 2024
A short note (on Monday 3rd June 2024) with the IESS changes going live today.
More detail on the poor wind yield through (most of!) April and May 2024
With the April-May 2024 period ending with 3 days during which it blew a gale, this wind powered energy generation provided some small boost to aggregate results in 2024 that disappointed when compared against...
Highest-ever wind yield … *and* worst wind yield since June 2017!
… it does not seem logical that both can be true, but (from our look at the numbers) it does appear to be!
How predictable is the wind (a short Case Study of Thursday evening 30th May 2024)?
An (initial and) short review of the solid block of high aggregate wind yield over the ~3 day date range (late Tuesday 28th May 2024 to late Friday 31st May 2024) ... and how...
New all-time record, for NEM-wide wind production on Thursday evening 30th May 2024
A short note (on Thursday evening 30th May 2024) to record the NEM-wide wind production exceeding the prior 'all time' record, set 11 months previously. More remarkable after a very lacklustre last ~8 weeks.
Aggregate wind production NEMwide ramps up (close to all-time maximum!) to round out an otherwise low-yield May 2024
Unlike the first ~28 days in the month of May 2024, the aggregate production of power from Wind Farms across the NEM has ramped up from late Tuesday 28th May and reached a high...
What impact did the extension to Eraring have on traded prices for NSW Futures?
Reaching for the same NEMreview query we've used a few times in 2024 Q2, we take a look at how futures prices have traded in NSW, following the announcement of agreement to extend the...
(Easily* the) highest aggregate wind production, thus far in May 2024
It’s Wednesday morning, 29th May 2024 and we're seeing what's easily the highest aggregate instantaneous production from Wind Farms in the month of May 2024.
Afternoon snapshot on Tuesday 28th May 2024
A quick afternoon snapshot of the NEM for the 16:00 dispatch interval on Tuesday 28th May 2024 in NEMwatch highlighting a couple things
Eraring Unit 1 comes offline for Economiser Tube Leak
Roughly 48 hours after Eraring unit 2 came back online (Sat 25th May 2024), Eraring unit 1 has come offline (Mon 27th May 2024) on a forced outage.
The ‘N::N_CTYS_2’ constraint equation will be invoked for another 11 days … out till Friday 7th June 2024
The AEMO has extended the scheduled invocation of the 'N-CTYS_3L_WG_CLOSE' constraint set (which contains the ‘N::N_CTYS_2’ constraint equation - one factor in the outcomes on Wed 8th May 2024).
There might be a sustained burst of wind generation to finish off the month of May 2024
AEMO's ST PASA forecasts suggests that we might see a ~3 day period of stronger aggregate production from wind farms across the NEM to finish off the month or May 2024.