UK manufacturer Pnu Power has packed a CAES (compressed air energy storage system) into a pint pot for small standby power systems. Will this battery-free technology take off, asks the Editor?
Compressed air energy storage isn't new to readers of BEST magazine – it's in the realms of the "mega project" for reducing the running costs of gas turbines. But what if you could do it small scale and develop a standby system running on nothing more than compressed air? No batteries, no fuels cells, no hydrogen.
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