Articles

Why is wind production being curtailed (or “dispatched down”, more strictly speaking)?

It was inevitable that Semi-Scheduled plant would start to experience times when they are dispatched down. It’s a big prompt to take next steps up the learning curve.

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Analytical Challenge – determining “what might have otherwise been?”

One of the challenges in analysis is to even be conscious of the need to ascertain “what might have otherwise been”.

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How much wind-powered electricity production has been curtailed in SA since these new constraints were invoked?

An article that sums up some decidedly un-quick calculations we’ve performed – looking over an 8 week period to 13th September to estimate how much wind power has been curtailed by the AEMO.

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How significant would it be, if Mt Piper were forced to close (at least temporarily)?

A quick look at the scale of the challenge, if Mt Piper were to be forced to close following a court challenge to coal supplies upstream

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Decoding AEMO’s latest ESOO–will the lights stay on this summer?

Some initial analysis by our guest author, Allan O’Neil, about what AEMO’s Statement of Opportunities 2017 is saying in terms of this coming summer 2017-18

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What does “Unserved Energy” actually mean – a brief explainer

A brief explainer of what “Unserved Energy” (or USE) actually means, in the context of the AEMO “Electricity Statement of Opportunities 2017” (ESOO) released this week.

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It’s very misleading to claim “Since the introduction of the National Electricity Market in 1996 the wholesale price of energy has risen dramatically”

The wholesale cost of electricity has risen (too fast, too high) in recent years. However let’s not let ourselves be conned into believing that this has arisen, now, because of the creation of the NEM back in 1998.

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On Saturday 2nd September, AEMO reacted to Severe Weather Warning by imposing limits on interconnector

On Saturday 2nd September, AEMO responded to a BOM-issued “Severe Weather Event” warning by reducing flow capacity west on the Heywood link. Here’s how that looked…

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Wind production in South Australia roared out of the June doldrums to a new production record in July 2017

From one extreme (perhaps lowest ever in June 2017, on like-for-like) to the other (new record production) in the space of just one month for aggregate wind in South Australia

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August Update: Regulatory Responses to Pricing Concern

Some thoughts from guest author, Connor James, about “what’s next” in response to energy user concerns about high and escalating prices.

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