Almost three years on – reflections on Frequency Control in the NEM
Guest author (and power system control specialist), Kate Summers, looks at what’s changed since she published a paper on frequency control in the NEM back in January 2017.
Market Reform
All aboard the Negawatt Express … but where are we really headed?
Better late than never (perhaps?) today I post a few thoughts about the AEMC’s proposed draft rule change for the incorporation of NegaWatts into centralized dispatch.
War of Losses
Some thoughts from Derek Chapman, from Adani Renewables, in conjunction with two rule change requests at the AEMC relating to Marginal Loss Factors.
My recent presentation: “Power system control or market control of a power system”
Guest presenter, Kate Summers, spoke at UoM Climate and Energy College on 15th August 2018, with the presentation recorded. Kate shares this today with WattClarity readers.
AEMC released Final Determination on Five Minute Settlement on 28th November 2017
A quick look back at the AEMC’s Final Determination on Five Minute Settlement.
The ‘Finkel Review’ released on 1st June 2017
A belated link to the Finkel Review.
Fast Frequency Service – Treating the symptom not the cause?
The National Electricity Market (NEM) is designed to operate at 50 Hz. Frequency deviation occurs when generation and load are mismatched. It is important in a lightly meshed and long network such as the NEM to maintain tight frequency control and that frequency response is available throughout the network.
Managing Energy Sector Disruption is Like Delivering a Joke’s Punchline… Timing is Everything
One of the most disruptive impacts on Australia’s electricity system over the past decade or so has been the rapid uptake of air conditioners – a consumer driven response to the introduction of inexpensive products from China.
Next Step for Smart Grid in Australia
It’s 18 months since the completion of the Smart Grid Smart City project – here’s some thoughts from one of the people who was very much involved in the project (a new guest author for us at WattClarity).
Sun Metals submits rule change request to AEMC – for optional Five Minute Settlement
On 4th December 2015, Sun Metals (a zinc smelter in northern Queensland, and also one of our initial deSide® clients) submitted this rule change request to the AEMC: In the 10-page proposed change, my sense is that the key points…
Puzzling through three rule change requests
Some ideas that I have been puzzling over – about the overlaps and contradictions between 3 rule changes under consideration at the AEMC currently
1) The Demand Response Mechanism (better known as the Negawatt buyback mechanism)
2) The Bidding in Good Faith deliberation
3) The Requirement for Price-Responsive (large) Demand to bid into central dispatch
Pitfalls of Demand Management for the Domestic Electricity Consumer
Some thoughts by a new guest author about different tariff options for delivering demand management for residential electricity customers – and the relative benefits of each for the network.
Is the real issue related to 5 minute dispatch and 30 minute settlement?
Some thoughts from another guest author, Greg Denton, about the current rule change proposal “Bidding in Good Faith” being assessed by the AEMC.
What are, and will be, business niches for aggregators?
Following an invitation to speak at a QUT Energy Forum last week, here are some thoughts about some business niches for aggregators.
Electricity Pricing: An alternative to unlimited bill increases
A synopsis of one of the challenges facing the electricity sector – and a suggested solution
Is the changing generation mix in the NEM requiring it to start making capacity payments?
Some thoughts about Capacity Payments – given the article in the AFR yesterday
Privatising profits whilst socialising costs – part 2 (retail)
Returning to the theme of inconsistencies where we allow for “socialising costs whilst privatising profits” here are some thoughts about the retail space.
Doomsday predictions for security of supply?!
In parallel with the RET Review process, claims and counter claims are mounting about challenges to security of supply, moving forwards. Here are some initial thoughts…
Privatising profits whilst socialising costs – part 1 (wholesale)
Some initial thoughts about some of the areas (in the wholesale market) where there’s been finger-pointing in different directions about “socialising costs whilst privatising profits”
How prices will be set, under the new “Demand Response Mechanism”
Some worked examples of how several forms of Demand Response (including the proposed new Demand Response Mechanism) might impact wholesale prices, and participant positions.