Managing an electricity portfolio in the NEM
Warwick Forster of Apogee Energy explains how retail and generator hedging works within a portfolio.
Broken Hill re-connected to the main grid (on temporary towers), overnight to Friday 1st November 2024 … a little earlier than expected
As of 8:41pm Broken Hill time (ACDT) 31 Oct, Transgrid confirmed the power line linking Broken Hill to the HV transmission network was energised.
Glitch in P30 demand forecast for QLD on Tuesday evening 29th October 2024
A short (and belated) article with respect to a sizeable error in P30 predispatch forecast for ‘Market Demand’ in QLD on Tuesday evening 29th October 2024;
Buronga No.4 330kV synchronous condenser has been commissioned (as part of PEC)
AEMO says … at 12:00 on Thursday 31st October 2024, the Buronga No.4 330kV synchronous condenser has been commissioned
Broken Hill power supplies might be reconnected to the wide grid on Saturday 2nd November 2024
Some good news I saw (on Wednesday morning 30th Oct 2024) was that Broken Hill might be reconnected to the wider grid (albeit on the temporary towers for now) as early as this Saturday 2nd November 2024 – via this LinkedIn update from Penny Sharpe, Energy Minister.
Next stage of testing for PEC Stage 1 scheduled to begin tomorrow afternoon (Thursday 31st October 2024)
Prompted by a client question, here’s a quick look at some of the Project Energy Connect (PEC Stage 1) related constraint sets.
Down for the count: eight separate transmission tower failure incidents in less than five years
A map of where the eight separate transmission tower incidents have occurred over the past five years.
Forecast MSL1 in Victoria for Tuesday 5th November 2024 (a.k.a. Melbourne Cup Day)
AEMO’s broadcast today of an MSL1 alert for a weekday next week (albeit Melbourne Cup) is notable
Some rapid fluctuations in NEM Mainland Frequency – on Tuesday afternoon/evening 29th October 2024
A short article to flag a two rapid (and noticeable) fluctuations in Mainland Frequency that we spotted this afternoon/evening on Tuesday 29th October 2024.
A longer-range view of operations at Broken Hill BESS
A brief collation of several key events over recent years in the development and early operations of the Broken Hill BESS.
NEM Volatility: A Curse or a Blessing for Grid Battery Storage?
Pan Galanis from Akaysha Energy presented the content from this article at the ‘Operating in the NEM’ session at All Energy in Melbourne last week.
Big Battery Revenues in the NEM Presentation from All-Energy 2024
Alex Leemon of Gridcog delivered this presentation about Big Battery Revenues in the NEM at All-Energy in Melbourne last week.
Broken Hill BESS discharges into the Sunday evening peak (27th October 2024)
A quick update on Broken Hill – with BHB1 discharging Sunday evening 27th October 2024, and more updates from the Energy Minister.
Broken Hill BESS restarts operations (cautiously), on Saturday 26th October 2024
It was welcome news to see the Broken Hill BESS start charging this afternoon (Saturday 26th October 2024 at 15:41 NEM time).
‘Market Demand’ in NSW drops below the prior ‘lowest ever*’ point
From the 12:05 dispatch interval, today’s series of SMS alerts has started from the 12:05 dispatch interval (NEM time) announcing new ‘lowest ever*’ points for ‘Market Demand’ in NSW.
Lowest ever, going lower – NEM-wide ‘Market Demand’ on Saturday 26th October 2024
At 11:15 (NEM time) on Sat 26th Oct 2024 the NEM-wide ‘Market Demand’ is already down at only 9,909MW (i.e. already lowest ever).
AEMO updates forecast MSL1 for Victoria for today (Saturday 26th October 2024)
At 09:01 (NEM time) on Saturday 26th October 2024 the AEMO has published MN119423 to update their forecast for MSL1 today in Victoria
Is the bottom going to fall out of ‘Market Demand’ on a NEM-wide basis tomorrow (Sat 26th Oct 2024)
We wondered what the very, very low demand forecast for NSW (on Sat 26th Oct 2024) that might mean for NEM-wide demand – so we flipped the ‘Forecast Convergence’ widgets to look at NEM-wide ‘Market Demand’ and our jaws hit the floor …
Long-term trend of monthly minimum ‘Market Demand’ in NSW … prior to forecast lowest point on Sat 26th Oct 2024
With forecasts for a very, very low level of ‘Market Demand’ tomorrow (Sat 26th Oct 2024) in NSW, here’s a longer term trend to show how it would fit in context.
Is the bottom going to fall out of the NSW ‘Market Demand’ tomorrow (Saturday 26th October 2024)?
It was only 5 days (on Sunday 20th October 2024) when we saw a new ‘lowest ever*’ point for ‘Market Demand’ in NSW … so we’re amazed to see AEMO forecasting a low point for tomorrow (Sat 26th Oct) a fully 15% lower than that ‘lowest ever’ point.