Two weeks after the AER published its updated Compliance Bulletin (and Compliance Checklist) for Semi-Scheduled units, we've finally found time to note about it.
Semi-scheduled generators shouldn't treat self-forecasts as commercial parameters. The regulator holds significant concerns with the biasing of self-forecasts for commercial benefit.
A case study, drawing heavily on various widgets in ez2view, looking at some large (and unexpected) oscillations in output at Darlington Point Solar Farm through a ~2 hour...
Gate Closure #3 represents the cut-off time for solar and wind availability forecasts to be used in dispatch. Since 2019 the timings are reducing and narrowing.
Our GSD2023 was released just over 4 weeks ago. This is the second sequential article utilising the GSD2023 Data Extract to take a look across all the Semi-Scheduled...
This morning I was fortunate to listen into an ESIG Webinar with respect to their report 'Weather Dataset Needs for Planning and Analyzing Modern Power Systems'
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...
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...
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...
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...
In Part 3 of this Case Study, we look at the source of the Dispatch Interval Availability forecasts for these units at 17:05 on 27th October 2022 (i.e....
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...
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.
Another article today presenting 12 hours of history of System Frequency (to ~14:00 on Friday 3rd February 2023) with a few questions added. Comments welcome!
A short article, to record the upgrade of the ASEFS and AWEFS forecasts for Semi-Scheduled (i.e. Wind and Large Solar) units.
On Thursday 17th March, Jonathon Dyson presented at the CEC Wind Industry Forum in Melbourne about the increasing role of auto-bidding and self-forecasting in the modern-day NEM. In...
Following from the release of GenInsights21, in this article we look at some of what that analytical publication can help us understand, in terms of how the changing...
In our development of GenInsights21, we're exploring ways to also include some analysis of different types of stakeholders in the generation process. In this article we outline a...
As promised in the Intermittent Generation Forum late in 2020, the AEMO has released an important Handbook for operators of Semi-Scheduled (wind and solar) assets.
Following up to AEMO's recent Intermittent Generator forum, Marcelle looks at the challenges for wind and solar farms in providing consistently good plant availability information to AEMO and...