AEMO identifies Power System Oscillations in ‘Polygon of Pain’ (Briefing Session – Wednesday 25th August)
A short note from AEMO's weekly newsletter - about power system oscillations in west Murray region (VIC/NSW)
Seasonal Record of Events in the Market
Collections of events that we see happening in the NEM, categorised in terms of the seasons in which they occur.
NEM-wide minimum demand (in winter) drops lower on Sunday 15th August 2021 … and Renewables Share in VIC higher
Sunday 15th August saw lowest level of Operational Demand in the NEM for a winter period, NEM-wide. This also led to a number of other outcomes (including higher renewable penetration, negative prices, ... and...
A list of (some of) the factors contributing to the volatile price outcomes seen in Q2 2021 – particularly QLD and NSW
Prompted by last Friday's publication of the AER's 'Wholesale Markets Quarterly' for Q2 2021, here's a tabulated summary of some of the contributing factors of spot price volatility (and hence high average prices) for...
Fire at Victoria Big Battery under control – Monday 2nd August 19:21
One Monday evening article noting reports that the fire at Victoria Big Battery is under control.
Fire continues at Victoria Big Battery into Monday morning (10:42am)
Monday's update on the fire at the new 'Victoria Big Battery' - which seems to have mostly come under control by the afternoon.
Victoria Big Battery still burning on Sunday morning 1st August 2021
A short update on Sunday 1st August 2021, about the continuing fire at the Victoria Big Battery.
$1.5b write-down in value of assets at Origin Energy
On Thursday 30th July 2021 Origin Energy announced a large impairment on several different types of assets - its own generation portfolio, renewable PPAs, and gas purchase contracts. However the focus in the media...
Three additional pieces of data, with respect to the (fire-affected) ‘Victorian Big Battery’
It's Saturday evening, and here's a look at what additional data I can see, in relation to the fire (and any after-effects) with the Victorian Big Battery.
Not a great start to operations at Victoria’s new ‘Big Battery’! (part 2)
Following the (very brief) initial article early this afternoon, here's some more of what we have been able to determine about today's fire at the new Victoria Big Battery facility near Geelong VIC.
Victoria’s new ‘Big Battery’ on fire (part 1)!
Here's first data about Victoria's Big Battery ... which is on fire on Friday afternoon 30th July 2021 (literally!).
Peak instantaneous wind generation record continues to tumble – higher still on Sunday evening 25th July 2021
The all-time record for 'peak wind' continues to climb, with a Sunday evening contribution pushing it higher again.
Callide C3 back online on Monday morning, 26th July 2021
A short article marking return to service for the Callide C3 unit, which has been offline since 25th May 2021.
Callide C3 within 8 hours of return to service early Sunday morning 25th July 2021 … but rebid and pushed back further!
Another quick look at the latest date that is visible for Callide C3, and when it's expected to Return To Service.
New all-time record for NEM-wide wind production on Saturday 24th July 2021 (above 6,000MW for the first time)
Saturday evening 25th July 2021 saw the instantaneous production from wind farms across the NEM surge past 6,000MW for the first time and set a new 'all-time' record that's substantially higher than the previous...
No sign (yet?) of Callide C3 returning to service
With the prior expectation being we'd see Callide C3 return today (Friday 23rd July), we can't see any output at this point.
Morning volatility in QLD and NSW on Thursday 22nd July 2021
A quick record of some morning volatility in QLD and NSW ... both due to tight supply/demand balance with interconnectors constrained.
Tight supply/demand balance delivers price spike in QLD on Wednesday evening 21st July
A short note about the first of a number of dispatch interval price spikes in the QLD region on Wednesday evening, 21st July 2021.
New record for NEM-wide wind production on Tuesday 20th July 2021
A look this morning at the new record (set yesterday - Tuesday 20th July) for NEM-wide wind production.
Callide C3 return to service delayed further still – now till Friday 23rd July 2021
Another slippage on return to service expectation for Callide C3 ... now expected Friday 23rd July.
Blowing a gale across SE Australia … but July has not (yet?) hit a new peak instantaneous wind output record
A quick look at monthly stats shows that, whilst it's been blowing a gale in SE Australia in recent days, it's not yet set a new 'peak instantaneous wind farm output' record.