Does that use H or D? 2012/4/24 Jed Rothwell <jedrothw...@gmail.com>
> Robert Lynn <robert.gulliver.l...@gmail.com> wrote: > >> >> They are thus probably generating 100's or Watts output based on their >> COP=4 claim, so it should be easy to do accurate calorimetry on. >> > > As far as I know, you cannot make a glow discharge appear with 10s or > hundreds of watts. > > The calorimetry was challenging in the glow discharge experiments done by > Ohmori and Mizuno, because both the input and the anomalous power fluctuate > violently. The only method that worked was a variation of bomb calorimetry, > that works for about 20 minutes. That is also about how long it took for > the cathode to self-destruct, so the experiment had to stop anyway. > > > >> 2/ Also appears that they suggest only running the reaction for 90-240 >> seconds and at temperatures of 93°C . . . >> > > The temperature of the plasma (glow) is in the thousands of degrees. It > erodes tungsten. That is, it makes dust out of it. > > See the photos of data and eroded cathodes here: > > http://lenr-canr.org/?page_id=187#PhotosTMizuno > > > >> (not clear if there is some limitation on reaction duration other than >> their not wanting to boil too much electrolyte), so unfortunately there may >> be a lot of difficulty ruling out chemical reactions as a heat source as >> yet. >> > > When the experiment starts, there is no chemical fuel in the cell. > Everything in the cell is chemically inert; i.e., metal and water. Later > there is free oxygen and hydrogen, but obviously the energy in that all > comes from electrolysis and pyrolysis, so the net energy gain is zero. > > > >> 3/ Tungsten powder is active LENR matrix, about 2-5 grams (though not >> very clear in the translation, it might be light bulb filaments). >> > > Definitely powder. That's what they told me, in English. > > > >> 5/ It would be relatively easy to seal the system and run it for longer >> (even if there is some hydrogen + oxygen generated a re-combiner could be >> incorporated) >> > > It is very hot, dangerous gas. It includes free hydrogen and oxygen from > electrolysis and also from pyrolysis. A substantial fraction of the > anomalous heat goes into pyrolysis. I recommend venting the gas or > deliberately igniting it with a spark, rather than a recombiner. > > The limiting factor of duration in Mizuno's version of the experiment is > the lifetime of the tungsten, which is about 20 minutes, as I said. > > > >> This is the sort of experiment that most chemistry labs could probably >> replicate with very little cost in a few days, and I imagine many will try. >> > > It took Mizuno months of practice to make this work. He went through > hundreds of cathodes. Even after that it was difficult for him. Perhaps > this new technique is easier. I hope so. > > As I noted, Mizuno's experiment exploded violently, producing far more > energy than can be explained from the input power. All of the gas before > the explosion was vented, so there was no chemical fuel available. The > experiment came close to seriously injuring Mizuno, driving a large piece > of glass into his neck next to the carotid artery. There was another person > present. Both Mizuno and this person were deafened by the sound for several > hours. The University ordered him to stop doing the experiment after that. > He never did it again. > > See the photos and report here: > > http://lenr-canr.org/?page_id=187#PhotosAccidents > > - Jed > > -- Daniel Rocha - RJ danieldi...@gmail.com
