Afternoon volatility in TAS on Friday 14th June 2024
An initial walk through afternoon volatility seen today (Fri 14th June 2024) in Tasmania.
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.
An update on some coal-fired units, on Friday 14th June 2024
A quick look at several different coal-fired units, via the ‘Generator Outages’ widget in ez2view.
Gas-fired generation running more strongly in TAS (and Tamar Valley CCGT for the first time) than it has over the past 5 years
Early in June 2024 we see the Tamar Valley CCGT unit running strongly in Tasmania for the first time in just over 5 years … part of the strongest run of gas-fired generation in TAS in a long time.
Wind yield drops again, prices rise in VIC, SA and TAS … and gas-fired generation is running strong
A quick look at market outcomes at the 08:25 dispatch interval on Thursday morning 13th June 2024.
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.
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.
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 2023, 2022, 2021 and 2020.
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 much this was expected in advance.
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 point Thursday morning 30th May 2024 only 371MW below the all-time maximum production.
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 service life at Eraring Power Station.
(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