At 12:36 pm 09/01/2006 -0800, Jones wrote: > Frank, > > Nice post, and I am glad it is in the archive. > > However, trying to convince anyone that there is energy to be had > from exploding ice is like knocking one's head against a wall. I > have pretty much given up on the effort and await some financial > windfall like winning the lottery so that I can buy (and > sacrifice) a perfectly good diesel engine just to find out if it > the idea is anything more than so much hot air... > > ... make that cold air. > > Jones > > BTW, the idea is to mount a carburetor on the diesel intake and > set it very lean and use low octane gasoline. Convert the fuel > injection system to use pressurized subfreezing water (it will be > thereafter ruined, most likely), and set the injection advance > forward - to prevent premature ignition of the fuel mix. > > The idea is that the water turns to ice first, then some of it > (the outer layer of each ice crystal sublimates back to vapor > (thereby lowering the effective compression ratio as the cycle > progresses and preventing preignition) then on ignition at TDC the > remainder ice "may" explode violently. > > This is all supposition, based on the flimsiest of evidence (there > is some). However, the payoff is large. > > Jones >
There is of course indirect evidence that the idea, or something like it. might work in the Graneau's "cold fog". Anyway, speculation costs nothing and keeps the gray matter warm. 8-) Cheers, Frank
