The observers should take a thermal imaging camera. That would quickly reveal any sign of preheating. Harry
From: Jed Rothwell <[email protected]> >To: [email protected] >Sent: Wednesday, October 5, 2011 2:43:52 PM >Subject: Re: [Vo]:prediction for the Oct 6 Fat Cat demo > > >Robert Leguillon <[email protected]> wrote: > >I take an old blacksmith's anvil. I warm it in a kiln over two day to roughly >orange-hot (it is going to hold this heat for a LONG time, especially if >well-insulated). >> > > >It will be orange hot after about 10 minutes. It will reach the terminal >temperature and not store any more heat over the next 47 hours and 50 minutes. >You might as well conduct your test right away. > > >The specific heat of iron is 0.46 kJ/kg per degree K. You can calculate how >much heat it is storing at a given temperature. It is nowhere near enough to >explain the performance of the eCat. > > > > >The energy expended in getting the anvil up to "operating temperature" would >more than balance this equation, and is necessary beyond a doubt. Think of it >as potential energy, just like a coiled spring or a raised weight. >> > > >While the eCat is "warming up," nearly all of the heat that goes in comes >right out. Nothing is stored. The heat is balanced. There is no endothermic >phase, so there is not storage. > > >- Jed > > > >
