Articles

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.

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Let’s talk about FCAS

Ancillary Services Matter! No longer just realm of electrical engineer or energy trading boffins, ancillary services (and particularly Frequency Control Ancillary Services or FCAS which will concentrate on today) have become front and centre in so many ways that barely a day goes by without market observers referring to grid stability, inertia or frequency management.

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On batteries, and “fixing South Australia’s problems”

Some quick thoughts about Tesla’s promise to “fix South Australia’s power woes”. Which specific problem is Tesla promising to fix?

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With the closure of Hazelwood looming, hedge contract prices climb skywards

Ominous signs for spot price outcomes through Q2 2016 in Victoria, as hedge contract prices climb prior to the imminent closure of Hazelwood.

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Where is the east coast domgas development boom?

When markets operate normally, a sharp rise in the price of any commodity triggers a boom in exploration, development and new supply. But this is not seeming to happen in response to high domestic gas prices. In this article, guest author (Graeme Bethune) examines why.

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Was South Australia lucky the lights stayed on last Friday?

Last Friday’s events took South Australia much closer to the brink of another Black System event than many seem to have realised

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[UPDATED] AEMO Market Notice on “High Impact Outage” for tomorrow – and possible effect in South Australia

AEMO issues a Market Notice for a “High Impact Outage” – a term not used since 2012.

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Collective skittishness about South Australia?

With high temperatures forecast for SA (hence higher demand) coinciding with low wind, social media references to “blackout” increase. Is this helpful?

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A personal experience of spot-price paid solar injections

The recent demise of start-up retailer, Urth Energy (suspended from the market by the AEMO on 1st February) was an unfortunate development on this path of the energy transition.

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EnerNOC seems to have grossly under-represented the amount of Demand Response active in the NEM

The level of Demand Response currently active in Australia’s National Electricity Market is higher than some are estimating.

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