alt.energy.renewable

On 2007-10-06, daestrom expressed:
>
> "Eeyore" wrote in message
> news:4707054E.234AD48@hotmail.com...
> I already presumed the chargers would 'talk' with the grid via something
> like IP. But the chargers still have to make some decision about just when
> to start charging. If they all just wait until the last possible moment to
> complete charging by the desired time in the morning, there's really no need
> for such communication. Some form of communication to negotiate exactly
> when in the night to charge means some sort of apportioning of which
> chargers to start when.
It can buy a future for the next night on electricity (if yo are on a
dead line).
>
> Mind you, I'm thinking of literally millions of such plug-in car chargers
> trying to figure out the best time for them to charge. If they all just go
> off at the same time, then you end up with a peak that requires more
> expensive generation.

The first futures for a certain moment will raise the price of
electricity, so the next futures will be bought for other moments.

The same system can work for all kinds of generating systems: buy a
right to sell or a right to buy at some moment. A trader (probably your
local net operator) can fit those together. Like some real time
stock-market.

Greetings,
Frank