Low reserves projected post Eraring closure… and earlier?
The results of the recent MTPASA (Medium-Term Projected Assessment of System Adequacy), published on 17 October 2023, led a declaration of low reserve conditions in Market Notice 110284.
Possible coal supply issues at Mt Piper coal-fired power station to last until the end of 2023?
A short note to echo EnergyAustralia’s warnings (reported in the Australian) about possible coal supply issues for Mt Piper power station.
Not so fast … the Bouldercombe Battery is not yet back into service, after the fire
Seeing another reference to ‘Bouldercombe BESS only offline for a day’ on social media prompts this article, to prevent further misconceptions…
Very Fast FCAS – a week in review
The new 1-second FCAS markets have been operational since the 9th October. We take a look to find out how it has fared.
Measurement timeframes for Raise Contingency FCAS … from the MASS Version 8
Because we’ll be referring back to it in future, we’ve lifted out Figure 8 from the MASS version 8 (p36/39) and included it here in this belated (and back-dated) article
NSW region hit new ‘lowest ever’ point for Market Demand on Sunday 8th October 2023
A quick record of a new ‘lowest ever’ point for Market Demand in NSW on Sunday 8th October 2023
The *other* market change that went live today (Monday 9th October 2023)
A short note about the publication of a richer MT PASA DUID Availability data set in ez2view v9.8 – made possible as a result of the other change that goes live in the NEM on Monday 9th October 2023
Very Fast Raise and Lower FCAS markets to start on 9 October 2023
Very Fast FCAS, because it operates at a faster timescale, can arrest the rise or fall in frequency more rapidly than the current fast service and therefore provides an avenue to mitigate the costs of needing to procure increasing levels of the existing fast service. The markets (raise and lower) are going live on 9 October 2023.
AER release ‘State of the Energy Market’ report for 2023
Today the Australian Energy Regulator released its annual ‘State of the Energy Market’ report that highlighted rising retail prices and a higher concentration of flexible generation asset ownership.
Has rooftop PV in South Australia recently been curtailed with these low points for demand?
Echoing a question we’ve been asked – about the extent to which rooftop PV has been curtailed as a result of these minimum demand points.
New lowest point for NEM-wide demand also set on Sunday 1st October 2023
Looking back at yesterday (Sun 1st Oct 2023) it appears to also have seen a lowest point for NEM-wide demand by both measures … lower than the low point set ~2 weeks prior.
‘Minimum Demand’ in South Australia drops further below 0MW on Sun 1st October 2023 – measured by Market Demand
Also noteworthy on Sunday 1st October 2023 was a lower point for ‘minimum demand’ seen in South Australia … with ‘Market Demand’ down to -37MW and ‘Operational Demand’ down to 5MW (just above 0MW)
QLD minimum ‘Market Demand’ (in ordinary times) drops lower still, on Sunday 1st October 2023
Sunday 1st October 2023 and the ‘minimum demand’ point for the QLD region (measured by ‘Market Demand’) has fallen lower still on a sunny spring long weekend.
Looking back at operations at Kogan Creek over the past 20 days
On Friday 29th September 2023 we look back at Kogan Creek via ‘Bids & Offers’ in ez2view over 20 days to see what’s visible, in terms of any impact of the current Industrial Action
Bouldercombe battery has started charging again (Thursday evening 28th September 2023)
A short article Thursday evening 28th September 2023 with the battery back online and charging, after the fire.
CS Energy update on repairs to Callide C3 and C4 cooling tower
A quick article, following a social media update by CS Energy on the repair process for the cooling towers at Callide C.
Industrial Action at Kogan Creek Power station part 3 – appears unrelated to Tuesday’s trip, and then lower load into Wednesday
Yesterday (Tue 26th Sept 2023) we saw Kogan Creek drop offline for a few hours – and were asked if this was related to industrial action. Here, with the benefit of ‘next day public’ data, we take a first look.
Another (Tesla) big battery fire in the NEM … this one at Bouldercombe BESS in QLD
It’s Wednesday morning 27th September 2023 and the fire that started last night at Bouldercombe BESS (Tesla battery for Genex) is still burning.
Negative ‘Market Demand’ in South Australia on Saturday 23rd September 2023
A quick snapshot of one dispatch interval (of a number) seeing negative ‘Market Demand’ in South Australia on Saturday 23rd September 2023.
Federal Court finding relating to Pelican Point CCGT on 8th February 2017 … and upcoming market changes
Also in the news this week (a Federal Court judgement in relation to AER instituted proceedings against Engie in relation to Pelican Point from 8th Feb 2017) … which is coincidental with upcoming changes in the market for generator obligations.