sci.energy.hydrogen

Bill Ward wrote:
> On Thu, 14 Feb 2008 17:27:33 -0500, Morris Dovey wrote:
...
>> I think aluminum refining pretty much requires a high-current electric
>> smelter.
>
> Wouldn't "free" solar DC electricity be a perfect match, then? Yet no one
> seems to use it for aluminum electrolysis...

Free electricity would be a perfect match but there ain't no such thing.
Solar PV electricity today costs more than other sources of electricity.
Solar PV tomorrow, who knows? It's likely to be cheaper but is it going
to be cheaper than any other source of electricity anywhere? Probably
not for a long time.

Anthony