Very fast raise service to be expanded
The requirement for the very fast raise contingency service is set to increase to 100 MW. We review availability and bids to consider the impact.
The requirement for the very fast raise contingency service is set to increase to 100 MW. We review availability and bids to consider the impact.
The new 1-second FCAS markets have been operational since the 9th October. We take a look to find out how it has fared.
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...
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...
A short note about the AEMC's draft determination, published today.
A week's worth of data provides indications of how semi-scheduled generators are using bid MaxAvail to manage dispatch availability.
It is indispensable to understand how the semi-scheduled unit availability gets produced to optimally manage the critical inputs and comprehend dispatch outcomes. This article explains the key inputs and processes, focusing on the dispatch...
On Friday last week (4th August 2023) the proposed design of the 'Capacity Investment Scheme' was published ... with submissions requested before Thursday 31st August 2023.
The change to use MaxAvail from the energy bid, for semi-scheduled units, was implemented on 7 August 2023.
Today (Thu 3rd Aug 2023) the AEMC commenced a process of examining the proposed establishment of a 'Scheduled Lite' mechanism ...
2 x AEMO Market Notices this afternoon prompt this article about four upcoming Market Enhancements ... with the first to planned to commence from next Monday 7th August 2023
AEMO is re-enabling the ‘MaxAvail’ figure in bids for Semi-Scheduled units. It will act as a limit on capacity available, feeding into the NEMDE dispatch process for the unit. We look at how Semi-Scheduled...
Today (Tue 23rd May) is the go-live date for AEMO's EMMS v5.2 - which will contain new data for some market enhancements. Here's a quick look at where this first change will appear in...
A short, belated (and back-dated) article about the change to the original IESS Rule.
Tom Geiser argues against time-stamped Renewable Energy Certificates - and how the concept could impact trade, accuracy, market signals and other factors.
We delve deeper into dispatch availability self-forecasts and the assessment process to further enhance our understanding of this important aspect, testing sensitivity to gate closure times and requirements on minimum intervals.
In today's article (a third snippet from GenInsights Quarterly Update for Q4 2022) we take a look at levels of large 'Aggregate Raw Off-Target' (i.e. large collective deviations away from Target), which continue to...
Here on this site, and also in real discussions in the offline world, we have been pondering this question for a number of years. For instance, it was pondered in Theme 13 (‘What’s the...
This first excerpt from GenInsights Quarterly Update for Q4 2022 looks specifically at the trended level of adoption of self-forecasting for Semi-Scheduled Solar Farms in the NEM. This article on Monday 26th February 2023...
Today, more than 14 months after the publication of GenInsights21 we're sharing Key Observation 15 of 22, relating to self-forecasting for Semi-Scheduled units.