"#Vanadium #FlowBatteries may be more expensive up front but last for decades, don’t catch fire and can store and dispatch sunshine for 10 to 18 hours
Coupling a six megawatt solar plant with an eight MWh flow battery at the site will produce 10 GWh of dispatchable solar power yearly.
Australia has vast reserves of vanadium but most of the world’s supply is sourced from China, Russia and South Africa and goes into making steel alloy."