Does the NEM need to be redesigned?
Guest author Stephen Wilson chaired an 'ESIG Down Under' conference webinar on 'Designing the Energy Markets of the Future'. Whilst introducing the session, Stephen presented a diagram that...
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Case Study Part 2 – did Rooftop PV kill Large Solar Farm output (and cause the price spike) in QLD on Tuesday 13th October 2020?
Based on some preliminary analysis of the Powerlink's 'Qdata' set (available in ez2view) we present our current hypothesis as to the sequence of the events yesterday in the...
The wholesale demand response train is approaching the platform
Considerations on how key aspects of the upcoming wholesale mechanism might dictate how much response capability will be realised once the mechanism goes live before Summer 2021-22
Case Study part 1 – Queensland price spikes to $15,000/MWh at 09:45 on Tuesday 13th October 2020 … coincident with many Large Solar Farms (tripping**)
Alerted to a price spike at 09:45 this morning in the QLD region, we discovered some reduction in load (spot-exposed Demand Response probably) and also a large collective...
Some are waking up to the shortcomings of current methods of support for ‘Anytime/Anywhere Energy’
A couple glimmers of hope spotted recently, that there might be some (belated) awareness that the current methods of support for 'anytime/anywhere energy' are not scalable, or sustainable.
The decline to zero continues… SA demand and whole-of-NEM both drop even lower on Sunday 11th October 2020
Records continue to tumble in the off-season, with the rise of rooftop PV. Both South Australia and Whole-of-NEM hit new low points Sun 11th October 2020.
Which state pays for interconnectors?
Ben Skinner from the Australian Energy Council examines how transmission is currently funded in the NEM.
Incomplete thoughts – potential risks to the NEM in relation to COVID
Only 52 days after I initially envisaged being able to have this article published, a couple things today have prompted me to post this drain-dump of concerns that...
Case Study of 16:55 on Monday 8th April 2019 (aggregate Raw Off-Target +318MW for Semi-Scheduled units)
This 20th Case Study (the other side of the weekend to the 19th Case Study) in the series investigates one dispatch interval showing extreme Aggregate Under-Performance across all...
AER releases proposed rule change for Semi-Scheduled generators and dispatch instructions
Following the consultation process conducted by the AER (stemming from their Issues Paper 3 months ago) the AER has today submitted a rule change request to the AEMC...
Case Study of 17:05 on Friday 5th April 2019 (aggregate Raw Off-Target +346MW for Semi-Scheduled units)
This 19th Case Study in the series investigates one dispatch interval showing extreme Aggregate Under-Performance across all Semi-Scheduled units on Friday 5th April 2019.
Rooftop PV drives daytime Scheduled Demand even lower than the low point a month ago … lowest level in 16 years on Sunday 27th September 2020
A month on from the prior low point seen for Scheduled Demand (and Operational Demand) across Queensland in the middle of the day, the low point mark is...
How have you already overcome reported barriers to participating in Demand Response in the National Electricity Market?
University of Queensland PhD candidate, Nicole Lashmar, is conducting a research project which aims to identify the motivations, risks and opportunities for businesses when deciding to participate in...
Case Study of two DIs on Monday 25th March 2019 (large collective under-performance across Semi-Scheduled units)
This 18th Case Study in the series investigates two separate dispatch intervals showing extreme collective under-performance across all Semi-Scheduled units on Monday 25th March 2019.
Amperon report for AEMO released, exploring attenuation of Large Solar production with bushfire smoke
A short article today, highlighting the release of this Amperon report for AEMO looking at the way in which the performance of some Large Solar Farms in the...
‘Maximising profitability in the NEM’ for Wind Farms
Short note to follow presentation by Marcelle Gannon and Jonathon Dyson on Thursday 17th Sept 2020 to an audience organised by Clean Energy Council (CEC).
Report of the Liddell Taskforce
A short article providing access to the much-talked-about report.
New minimum point for Scheduled Demand in South Australia on Sunday 13th September 2020
Hot on the heels of a new record low point for Scheduled Demand (a week ago) in VIC, today sees Scheduled Demand in SA plunge to 315MW in...
Case Study of 12:20 on Wednesday 6th March 2019 (aggregate Raw Off-Target +329MW for Semi-Scheduled units)
A quick look at this dispatch interval - as the 17th Case Study in the series looking at extreme results for Aggregate Raw Off-Target for all Semi-Scheduled DUIDs.
Seasonality and deep storage in a highly decarbonized NEM
David Leitch of ITK Services examines the seasonal effects of Variable Renewable Energy (VRE) and some underlying challenges in this energy transition [this article is based on presentation...