Hi,
This is not about solar cell efficiency, it's about huge government enforced
subsidies (buying solar cell electricity at 30p per unit) being exploited by
big business and the costs being passed on to the consumer.
There is already plenty of research into solar cells, and cost effective
ones are being developed.
The government enforced subsidies encourage the use of the current
technology which is not cost effective. If anything, it removes the need for
further research! What matters for big business is the return on capital,
and current solar cells guarantee a big loss on any unsubsidised investment.
The government calculates the feed-in tariff so as to guarantee at least a
5% return for individual home owners. With economies of scale, big business
sees a much larger GUARANTEED return and jumps in. There have also been
stories of farmers converting their fields into solar power generators.
By the way, I love my solar power garden lights. But I wouldn't fill my
garden with them to power the house. They're very expensive. Or rather,
conventional electricity is so cheap.
Ted
On Mon, Aug 16, 2010 at 7:00 PM, Kevanf1 <kevanf1(a)gmail.com> wrote:
On 16 August 2010 17:52, Adam Egan <adam.egan(a)gmail.com>
wrote:
> Stuart,
>
> I was talking about the amount of solar cells it takes to produce just
> a small amount of electricity, sorry for any confusion!
>
> Adam
>
It's like anything else though to be fair. Everything (I think...)
gets better as it is developed further. 20 years ago the solar
photovoltaic panels we have now would have been amazing.
Does anybody remember the small solar cell you used to get in the old
Tandy electronic kits? I am going back about 35 years :-)
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Kevan
Linux user #373362
Staffordshire
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Regards, Ted