Terry Blanton wrote: >> From: "John Steck" > >> Of course making the general assumption that the mass of 10k batteries >> (approx 570lbs) would have no impact on performance... > > Probably not far from the weight of normal EV batteries. >> >> To truly compare apples to apples I think a new unit of measure is required. >> It's always nice to frame things in familiar terms, but there are too many >> variables that need to be considered to do that in this case. >> >> How about: >> (energy density / work) / (pollution quotient) = Clean Work per Hour (CWPH) >> >> ED = energy potential of the fuel relative to weight & volume >> W = power transfer efficiency per hour of typical operation >> PQ = the sum of defined negative byproducts from origin to point source >> >> With this unit you should be able to reasonably compare the space shuttle to >> a Prius... 8^) > > I like it; but, the byproducts vary widely. You need to normalize them based > on environmental impact. >
One CWPH = One Hop (as in a bunny hop). ;-) Harry
