the powder change seems quite simple... no complex procedure... surprising.
2014-10-09 15:53 GMT+02:00 Alan Fletcher <a...@well.com>: > At 04:23 AM 10/9/2014, Teslaalset wrote: > >> I find it quite a coincident that after 32 days approximately all Ni and >> Li were transmuted to Ni62 and Li6. I would have guessed that running out >> of the original isotopes would create a reduced performance which would be >> the reason for shutdown. >> Why has this not been mentioned? >> > > Although none of the tests show it, I still believe that the ECAT will > run, as advertised, for at least 6 months on one charge. The time for this > test was set by the experimental team (and most likely by their host, which > was paying for the power). > > I'm beginning to think that this transmutation was a "burn-in" secondary > effect, particularly for the Lithium, which was there only to provide the > hydrogen. > > If you ignore the bump when they changed the input power levels (files 4 > to 6) the COP increased almost linearly over the whole test. > > So maybe the "long term" COP depends on these transmutations -- ie the > availability of (most likely) Ni62, and coincidentally Li6 -- and would > have stabilized just a few days later when the transmutation was complete. > > I wonder if Rossi knew this would happen. However, he usually runs his > Ecats at higher power, so the burn-in might be much quicker -- and he's > never analyzed the ash that early. > > He's also hinted that the 1MW "baby" at the "customer" has also needed > constant attention and adjustment (including being called out in the middle > of the night). Maybe it too is undergoing a settling-in period --- it's > also been running for less than a month. > > But we won't get those results for at least a year, and they will be > purely internal documents. > > In short, I think it IS coincidental that the Ni and Li transmutation was > nearly complete at the end of the run, but that some other reaction > continues beyond that point. > > And even if the 1g charge DID have to be replaced monthly it would > probably still be economical. > > > > >
