On Fri, 15 Apr 2011 18:05:09 +0100, Orchid XP v8 wrote:

> On 15/04/2011 05:01 PM, Jim Henderson wrote:
>> On Fri, 15 Apr 2011 10:21:37 +0100, Invisible wrote:
>>
>>> Wind power is great. But... do you really want the whole country to go
>>> black every time the wind stops blowing? Similarly, solar power. You
>>> realise that the sun is below the horizon for hours at a time, right?
>>> And some days, it's just not very sunny. For either of these things to
>>> work, you seriously need high-efficiency power storage, so you can
>>> collect power when it's there, and store it for when it's not.
>>
>> And most solar collection and all wind powered systems I've seen
>> actually include that storage subsystem.
> 
> Last time I heard, storing electricity efficiently is an unsolved
> problem.
> 
> (Apparently current battery solutions aren't very efficient.)

And yet they're in common usage and working fairly well.  How about that?

Just because it's not 100% efficient doesn't mean you can't do it.

Jim

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