It is said that Rossi uses a magnetic field to startup the E-Cat. Could this be a large infusion of inductive heat supported by aluminum or lithium aluminum?
On Sun, Oct 12, 2014 at 1:26 PM, Stefan Israelsson Tampe < [email protected]> wrote: > There is still the evidences that ther is a coil and that rossi has the > powder in a varying magnetic field. He could use the wires both as > resistive heating and > controlling the reaction rate, maybe, maybe because you can stir it using > localized magnetic fields stemming from this very strange nuclear process. > > On Sun, Oct 12, 2014 at 7:18 PM, Robert Lynn < > [email protected]> wrote: > >> inductive heating works based on the area of the conductive loop cut by >> the changing magnetic field, the rate of change of the magnetic field and >> the conductivity of the material. Consequently microscopic powder made >> with high resistivity hot iron/nickel will have extremely weak response to >> any low frequency inductive heating. If inductive heating was the way >> ahead a microwave source delivered through a waveguide or exterior cheap >> off-the-shelf high-frequency inductive heater would be far more effective >> (and easier to implement) than crude resistor wires. >> >> On 13 October 2014 01:08, Axil Axil <[email protected]> wrote: >> >>> There are also iron particles in the fuel mix that might support >>> inductive heating local to the fuel mix. Inductive heating might result in >>> the primary heater wire being colder than the fuel charge thus casting a >>> darker shadow that we see in the pictures of the reactor in operation. I >>> like the inductive heating idea. >>> >>> On Sun, Oct 12, 2014 at 1:02 PM, Axil Axil <[email protected]> wrote: >>> >>>> The tubercles on the nickel powder function to ionize the hydrogen >>>> using dipole motion induced by heat. >>>> >>>> On Sun, Oct 12, 2014 at 12:55 PM, Robert Lynn < >>>> [email protected]> wrote: >>>> >>>>> far above curie limit for Ni, magnetic fields won't move powder >>>>> magnetically, only ions, but temps are too low for significant Li or H >>>>> ions >>>>> to exist, and no ionising radiation sources in evidence. >>>>> >>>>> On 13 October 2014 00:49, Stefan Israelsson Tampe < >>>>> [email protected]> wrote: >>>>> >>>>>> Yes but in that case the core can be hotter then the cables. We don't >>>>>> know about the powder, and the changes of magnetic fields inside the core >>>>>> could stir the powder around and by changing that behavior you might end >>>>>> up >>>>>> controlling the reaction rate. Also inductive heating of an inner >>>>>> containing cylinder does produce a fast response to the actual cylinder >>>>>> which controls the heat radiative environment in there. >>>>>> >>>>>> On Sun, Oct 12, 2014 at 6:41 PM, Robert Lynn < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> inductive heating only works on conductive materials with sufficient >>>>>>> thickness/area through which the changing magnetic flux passes to allow >>>>>>> eddy currents to form. With 150Hz pulses Nickel particles of tiny scale >>>>>>> would not be affected (like thin motor laminates) - it would only work >>>>>>> to >>>>>>> heat a secondary metal body that could then heat via radiation (very >>>>>>> inefficient, and of no practical benefit). >>>>>>> >>>>>>> On 13 October 2014 00:35, Stefan Israelsson Tampe < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> How do we know that iti s resistive heating that is taking place? >>>>>>>> Bob Greenyer at MFMP sugested that it is an inductive heater this means >>>>>>>> that the wires >>>>>>>> get a bit cooler then the heated core. >>>>>>>> >>>>>>>> On Sun, Oct 12, 2014 at 6:24 PM, Robert Lynn < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Fig 12b. page 26. Only just notice that they say they are >>>>>>>>> "inconel" resistance wires. But how can the resistor wire, external >>>>>>>>> to the >>>>>>>>> reactor, glow more brightly than the reactor itself (implying it is >>>>>>>>> hotter)? Also if the reactor external surface is at 1250-1410°C, >>>>>>>>> then on >>>>>>>>> top of the 30-50°C temperature drop through the walls the resistive >>>>>>>>> wire >>>>>>>>> would have to be even hotter (up towards 1500°C) in order to be able >>>>>>>>> to >>>>>>>>> radiate the 900W! And there are no "inconel" metal wires that can >>>>>>>>> survive >>>>>>>>> such temperatures in air for a month. >>>>>>>>> >>>>>>>>> http://www.engineeringtoolbox.com/melting-temperature-metals-d_860.html >>>>>>>>> >>>>>>>>> There is also a mistake in their discussion for these figures, the >>>>>>>>> metal resistors within the reactor would necessarily have to be >>>>>>>>> hotter than >>>>>>>>> the reactor itself if they are to be able to output heat into the >>>>>>>>> reactor. >>>>>>>>> But then again at >1450°C inconel resistance wires would have turned >>>>>>>>> into >>>>>>>>> puddles anyway. >>>>>>>>> >>>>>>>>> The 2mm high fins on the outside, subjected to convective air >>>>>>>>> cooling would be 30-50°C colder than the base of the fins due to the >>>>>>>>> longer >>>>>>>>> conduction path and hence greater temperature drop through the >>>>>>>>> alumina. >>>>>>>>> And that should influence the thermography to under-read, but also >>>>>>>>> means >>>>>>>>> the temperature within the reactor would have to be even higher to >>>>>>>>> create >>>>>>>>> 1400°C average surface temperature. >>>>>>>>> >>>>>>>>> So this proves that the thermographic temperature readings are off >>>>>>>>> by a very long way - at least 150-200°C too high if inconel wires that >>>>>>>>> max-out at about 1300-1350°C were to have survived for a month. We >>>>>>>>> now >>>>>>>>> know there is a huge error, we just don't know the source of the >>>>>>>>> error, or >>>>>>>>> how big the error is. But eg 1210°C vs 1410°C would drop power >>>>>>>>> output by >>>>>>>>> 40% from that claimed so that the COP would be <2. >>>>>>>>> >>>>>>>>> With the existence of such a huge error of unknown source the >>>>>>>>> claims of power output cannot not be trusted at all. >>>>>>>>> >>>>>>>>> On the upside, it does however mean that the nickel was not >>>>>>>>> melted, and lithium vapour pressure was a lot lower. >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
