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by russelg 15 days ago
Australia, excluding Western Australia as we are on a separate electricity grid.
2 comments

From the article; this applies to NSW, South Australia and part of Queensland.

So yeah, not universal yet. But the precedent means it's moving in that direction. If WA homes end up producing lots of solar at midday then this opens the door there as well.

It applies in Victoria as well.

Victoria deregulated its market before NSW/SA/Qld.

All of the eastern states (SA/QLD/NSW/VIC/Tas) are part of a single market, with interconnects and wholesale prices set every 5 minutes.

Victoria has its own "default offer" and regulator of the retail market, which is also offering similar "free power" hours.

WA could be part of the NEM with some HVDC across the Nullabor, not sure if it would be economically worthwhile though.

> WA could be part of the NEM with some HVDC across the Nullabor, not sure if it would be economically worthwhile though.

Part of the motive of moving the WEM to 5 minute intervals was to eventually leave this option open.

The largest renewable project in the world is being planned in this area[0] so it's feasible that it all may be connected one day

[0] https://wgeh.com.au/overview/

Hope HVDC really takes off, having a power network that has solar feed covering 3 timezones as well as multiple latitudes adds to the national solar harvest and grid resiliency.
WA will be in 2027.