More details on the bushfire-driven extremes in the NSW Region of the NEM on Saturday 4th January
All I have time to do today, looking into more detail of what happened today …. but note that the challenge is still unfolding.
Bushfires under interconnectors through Snowy Mountains cause separation of NSW from VIC region
A quick summary of what’s just happened this afternoon (15:10) with the separation of VIC-to-NSW interconnector due to bushfires that have been plaguing the NEM this summer…
Full Disclosure 5 – a founding shareholder of Overwatch Energy
In mid 2019, a new company Overwatch Energy Pty Ltd was formed – to be an operations specialist to support the energy transition. (Please visit the Overwatch Energy website for more details about that separate company). Along with several other…
Another LOR2 (and RERT Negotiations), out of the blue…
A quick article with the unfolding situation this afternoon in Victoria – tight supply/demand balance, price spike to the Market Price Cap, and RERT negotiations ….
Return-to-service of Loy Yang A2 hits a snag
A short note looking at forecast for Victoria today, Monday 30th December (coincidentally as Loy Yang A2 came offline on Friday evening).
Mortlake Unit 2 (offline since July) up close to full load on Friday morning 27th December 2019
With the return of Mortlake unit 2 this week, we take a quick look at current forecasts for the week and quarter ahead in Victoria.
Out of the blue, an LOR2
Considering the extraordinary weather, bushfires, and a couple of large Victorian generators still not back from long term repairs, last week was probably less eventful for the NEM than might have been expected, but it certainly wasn’t incident-free. A very…
Limondale Solar Farm starts up – only the first 29MW component of a bigger planned station?
Merry Christmas to Innogy, with first operations seen at the first phase of the Limondale Solar Farm
Loy Yang A2 returns to service on Tuesday 24th December 2019
Noticed that Loy Yang A2 is back online today, so worth a short note.
AEMO speaks directly to Wind and Solar Farm operators – please alert us to temperature limitations on your assets
In what seems (to me) to be an extraordinary measure, AEMO speaks directly to the operators of Wind and Solar assets in the NEM, asking them to update the AEMO on the high-temperature limitations of their plant. How did it come to this?…
What happened yesterday (Fri 20th Dec 2019) in the Victorian Region? A first look…
A first look back at yesterday (Friday 20th December 2019) in the Victorian region – where we saw extreme temperatures, high demand across VIC and SA and (perhaps because of high temperatures) a large discrepancy open up between forecast Wind Availability and actual. This would have contributed to the surprise LOR2 announcement and commencement of RERT negotiations.
Not-So-Quick review of price spike in South Australian region yesterday (Thu 19th Dec) evening
Took 2-3 times longer than planned (as there were a few different interesting observations that came out) but here is our initial – and perhaps only! – review of what happened in South Australia on Thursday 19th December 2019 (i.e. yesterday).
The collapse in Queensland renewable energy investment – the canary in the coal mine
Guest author, Tristan Edis, looks particularly at the Queensland Region of the NEM, and an almost complete stop in the development of new renewables projects.
Sweating on the return of Loy Yang A Unit 2
Taking a quick look at what’s forecast for the Victorian region tomorrow, with LOR2-level Low Reserve Condition forecast.
High temperatures drive Queensland Scheduled Demand over 9,400MW
With Queensland temperatures (even at the Brisbane airport) exceeding 40 degrees Celcius today, the electricity demand was also high – though still below the all-time record.
First price spike of the summer for QLD
The spot price in Queensland spiked above $1,400 for the first time of the summer on Monday afternoon
New supply in the NEM – what’s happening?
Today’s guest author, Ben Willacy, examines current trends in commisioning activity and new grid connections for new supplies in the NEM.
The (ongoing!) opacity of distributed, small-scale solar PV output
42 months after I posted some initial thoughts about “the opacity of rooftop PV” it seems that – when viewed in certain ways, discussed here – the problem is actually getting worse, not better.
Exploring AEMO’s demand forecast “error” for Saturday 26th October 2019
Four weeks ago, we observed a significant discrepancy between AEMO’s forecast for (what would have been) a record low point for Scheduled Demand in South Australia and what actually eventuated. We’ve now had time to explore further…
Summer reliability back in the headlines
Guest author, Allan O’Neil, provides us an update today on what we can see about summer 2019-20 (in the physical market, and the financial market), now that it is only just around the corner.