2020 – 31st January – Islanding of South Australia after transmission towers destroyed

Four headline challenges amongst a very busy summer 2019-20

My participation in yesterday’s session about ‘Energy Technology – performing under (heat) stress’, organised by the Australian Institute of Energy, was an opportunity to reflect on what I saw as the Four Headline Events that gave example to a great many challenges we will have to grapple with as this energy (and climate) transition gathers pace.

Read More

Surviving on the island – again

Another islanding event separated the SA region from the rest of the NEM yesterday (Monday, 2nd of March). Allan O’Neil investigates what happened before the event and possible causes.


Reviewing the ‘accelerated accidental experiment’ thrust on SA during the islanding (31st Jan to 17th Feb) – a 1st review

As time has permitted, I’ve invested some time to prepare this first stage of a review of what went on during the period from 31st Jan 2020 to 17th Feb 2020 – a period during which the South Australian region formed its own frequency island following the transmission line damage. A period we’ve called an ‘accelerated accidental experiment’.



Don’t Forget About FCAS!

Guest author, Allan O’Neil, takes a look at what’s happened in the (islanded) market for FCAS services in South Australia over the past two weeks with Heywood out of service. He notes:
“generators in SA as a group would have paid out roughly twice in contingency raise FCAS costs what they earned from selling energy”