The more intermittent wind and solar get added to the grid, the greater the risk that their chaotic delivery of power will wreck it. By which we mean the delivery of an entire ‘system black’ – of the kind that Australia’s wind and solar capital, South Australia became world-renowned for.
Depicted above – courtesy of Aneroid Energy – is the output delivered by Australian wind power outfits to the Eastern Grid so far this month.
Spread from Far North Queensland, across the ranges of NSW, all over Victoria, Northern Tasmania and across South Australia its entire capacity routinely delivers just a trickle of its combined notional capacity of 7,295MW.
Collapses of over 3,000 MW or more that occur over the space of a couple of hours are routine, as are rapid surges of equal magnitude, which make the grid manager’s life a living hell, and provide the perfect set up…
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