Western Australia’s Greens say its Energy 2029 study offers credible scenarios for meeting the state’s south-west grid electricity demand through clean technologies and energy efficiency strategies that already exist.
The solar based scenario focuses on large-scale solar thermal facilities that provide the majority of dispatchable electricity, with balance of demand supplied by large-scale wind farms, solar PV and a smaller number of biomass, wave and geothermal generators.
In the event of a number of cloudy days and calm conditions, backup electricity would be provided by biomass ‘co-firing’ at the solar plants, pumped hydro storage and a small number of mid-tier biomass plants.
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