F
Flying Echidna
Guest
On Thu, 15 Sep 2005 15:30:39 +1000, "Resound"
<[email protected]> wrote in aus.bicycle:
>
>If you had to expend as much energy to extract it as you get from it, it
>wouldn't be worth a thing. You'd be running at a loss from the start.
Pumping water up the snowy and Shoalhaven hydro schemes at night only
recovers 80% of the enery it takes to pump but there are other
benefits.
Its the convenient way of storing energy that makes it worth while
Regards
Prickles
<[email protected]> wrote in aus.bicycle:
>
>If you had to expend as much energy to extract it as you get from it, it
>wouldn't be worth a thing. You'd be running at a loss from the start.
Pumping water up the snowy and Shoalhaven hydro schemes at night only
recovers 80% of the enery it takes to pump but there are other
benefits.
Its the convenient way of storing energy that makes it worth while
Regards
Prickles