Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Axil Axil
It could just as well be that the resistive wires are what are bright and the gaps between them are where it gets darker. If this were the case, won't there be a double dark shadow cast on either side of the wire with the bright wire in between. On Sat, Oct 11, 2014 at 1:54 AM, Eric Walker

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Axil Axil
The dark wire is thinner than the bright shadows so I think that the wire is casting the shadow. On Sat, Oct 11, 2014 at 2:03 AM, Axil Axil janap...@gmail.com wrote: It could just as well be that the resistive wires are what are bright and the gaps between them are where it gets darker. If

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Eric Walker
On Sat, Oct 11, 2014 at 12:15 AM, Axil Axil janap...@gmail.com wrote: The dark wire is thinner than the bright shadows so I think that the wire is casting the shadow. Maybe. Do you have a closeup that you're looking at? The details in the image I see in the writeup are hard to make out. The

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Axil Axil
The two pictures on page 25 of the 54 page report can be zoomed to a high resolution by using the control key of your keyboard and the wheel on your mouse if you are using a new windows computer running with high screen resolution. You can see the dark wires as clear as day. On Sat, Oct 11, 2014

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Eric Walker
On Sat, Oct 11, 2014 at 9:02 AM, Axil Axil janap...@gmail.com wrote: You can see the dark wires as clear as day. Yes. And now where does it say in the report that the team conducting the trial determined that current was flowing through them? Eric

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Axil Axil
Page 25: The resistors appear to glow intensely in the parts lying outside the caps, whereas inside the reactor body they seem to shade an underlying emission of light. This may be explained if we consider that the main source of energy inside the reactor body is actually the charge, and that it

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread ChemE Stewart
If it has a COP 1 you might expect that, right On Saturday, October 11, 2014, Axil Axil janap...@gmail.com wrote: Page 25: The resistors appear to glow intensely in the parts lying outside the caps, whereas inside the reactor body they seem to shade an underlying emission of light. This

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Axil Axil
Right... On Sat, Oct 11, 2014 at 12:31 PM, ChemE Stewart cheme...@gmail.com wrote: If it has a COP 1 you might expect that, right On Saturday, October 11, 2014, Axil Axil janap...@gmail.com wrote: Page 25: The resistors appear to glow intensely in the parts lying outside the caps,

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Eric Walker
On Sat, Oct 11, 2014 at 9:23 AM, Axil Axil janap...@gmail.com wrote: Page 25: The resistors appear to glow intensely in the parts lying outside the caps, whereas inside the reactor body they seem to shade an underlying emission of light. What this sentence says to me is that the team assumed

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Brad Lowe
When talking about the resistor heaters... Remember that Rossi repeats that his E-Cat requires AC and can't run (directly) with DC. The current on the three phases of electricity going in is different. But it sounded like the phase and frequency going into the reactor matches that from the mains.

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread ChemE Stewart
Especially if they switch to a pulse mode where they are not really heating directly anymore, the pulses are working like an induction stovetop where the quickly changing magnetic fields are inducing arcs/currents in the secret sauce http://www.finecooking.com/videos/induction-cooktop-action.aspx

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Eric Walker
On Sat, Oct 11, 2014 at 9:48 AM, ChemE Stewart cheme...@gmail.com wrote: Especially if they switch to a pulse mode where they are not really heating directly anymore, the pulses are working like an induction stovetop where the quickly changing magnetic fields are inducing arcs/currents in the

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread ChemE Stewart
It basically means goat guys theory might be goat F'd... On Saturday, October 11, 2014, Eric Walker eric.wal...@gmail.com wrote: On Sat, Oct 11, 2014 at 9:48 AM, ChemE Stewart cheme...@gmail.com javascript:_e(%7B%7D,'cvml','cheme...@gmail.com'); wrote: Especially if they switch to a pulse

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Eric Walker
On Sat, Oct 11, 2014 at 9:48 AM, ChemE Stewart cheme...@gmail.com wrote: Especially if they switch to a pulse mode where they are not really heating directly anymore, the pulses are working like an induction stovetop On page 6 there's a photo of the power and harmonic analyzer. I don't know

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Alan Fletcher
At 09:02 AM 10/11/2014, Axil Axil wrote: The two pictures on page 25 of the 54 page report can be zoomed to a high resolution by using the control key of your keyboard and the wheel on your mouse if you are using a new windows computer running with high screen resolution. I zoomed and did

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread ChemE Stewart
To me, the width/continuity of the dark lines seems much more consistent then the light colored areas so I would say the dark areas are wires On Saturday, October 11, 2014, Alan Fletcher a...@well.com wrote: At 09:02 AM 10/11/2014, Axil Axil wrote: The two pictures on page 25 of the 54 page

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread Alain Sepeda
I think you all made the job (respect to Jed BTW, as usual) 1- the window of transparency can be real for some alumina materials, but not in the wavelength that the IRcam use (7um) 2- if the IRcam was troubled by the white light, the bright zone would be much hotter for the IR cam. the IRcam

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-11 Thread H Veeder
On Sat, Oct 11, 2014 at 1:04 PM, Eric Walker eric.wal...@gmail.com wrote: On Sat, Oct 11, 2014 at 9:48 AM, ChemE Stewart cheme...@gmail.com wrote: Especially if they switch to a pulse mode where they are not really heating directly anymore, the pulses are working like an induction stovetop

[Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alain Sepeda
Hi, among the skeptic argument one of the only that is not laughable is the one of goatguy... maybe is it because I don't understand it well... He seems to say - that alumina is not a grey body, but transparent, and that emissivity must be mixed with translucidity when considering the radiation

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Foks0904 .
I find it funny that anonymous GoatGuy is literally one of the best-read skeptics out there and get's so much play, but in my view he deserves it because he's pretty good and the skeptical community generally sucks. Still don't think his objections discredit the report, but I wouldn't mind seeing

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Kevin O'Malley
The 7 professors who wrote the TIP report are supposed to be answering such criticisms. They should have set up a website for just that purpose. Rossi did. On Fri, Oct 10, 2014 at 2:31 PM, Foks0904 . foks0...@gmail.com wrote: I find it funny that anonymous GoatGuy is literally one of the

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
At 02:22 PM 10/10/2014, Alain Sepeda wrote: Hi, among the skeptic argument one of the only that is not laughable is the one of goatguy... maybe is it because I don't understand it well... He seems to say - that alumina is not a grey body, but transparent, and that emissivity must be mixed with

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread a.ashfield
Alain, There are several answers to your question. 1. Alumina is not completely transparent and so heats to equilibrium. 2. The run with the dummy unfueled E-Cat takes care of any IR measurement error. 3. I believe they did use calibrated dots at some point. Adrian Ashfield

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Stefan Israelsson Tampe
Again how serious this is depends on the temperature difference between the inner and outer shell no. If that was serious you would expect the top edge of a picture of the hot cat to have unsharp color shade because the top edge should represent the heat of the outer shell. I have not find such an

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
Not scientific -- but a search of google images for alumina transmission indicates that you can get pretty much any profile you want (Include transparent sapphires, of course), and that the actual profiles vary wildly. One would thus have to characterize the ceramic actually used, and then

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Stefan Israelsson Tampe
Yes and the thickness of the alumina and the time constants of heat transfer dTouter/dt = K(Tinner - Touter) or similare suitable equation. On Sat, Oct 11, 2014 at 12:44 AM, Alan Fletcher a...@well.com wrote: Not scientific -- but a search of google images for alumina transmission indicates

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
At 03:48 PM 10/10/2014, you wrote: Yes and the thickness of the alumina and the time constants of heat transfer dTouter/dt = K(Tinner - Touter) or similare suitable equation. Fundamentals of Ceramics Michael Barsoom About 600 pages. I found a probably bootleg copy on the web, but you'll have

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Axil Axil
Jones is right... If the reactor material is transparent to infrared to any degree, the remote temperature sensor would be looking at the temperature somewhere inside the ceramic tube. Since the amount of radiate heat is proportional to the surface area of the radiating body at the air boundary,

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Axil Axil
http://digital.csic.es/bitstream/10261/83021/1/Sintering%20to%20transparency.pdf See page 528 Al2O3 is transparent to mid range infrared between the 2 and 5 micron wavelengths. That is the operating temperature of the E-Cat. On Fri, Oct 10, 2014 at 7:34 PM, Axil Axil janap...@gmail.com wrote:

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Axil Axil
This transparency to infrared photons must be why Rossi uses this ceramic material to get heat unencumbered to his powder. Rossi is clever. On Fri, Oct 10, 2014 at 7:55 PM, Axil Axil janap...@gmail.com wrote: http://digital.csic.es/bitstream/10261/83021/1/Sintering%20to%20transparency.pdf

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
At 04:34 PM 10/10/2014, Axil Axil wrote: Jones is right... Fundamentals of Ceramics Michael Barsoom The chapter on optics is mostly concerned with transparent ceramics. But it does point out that ceramics are mostly transparent, and that they become opaque by scattering from point sources

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
At 05:15 PM 10/10/2014, Alan Fletcher wrote: b) If it were perfectly transparent, then we can treat the outside of the inner cylinder as the source. The energy per square can be calculated, but the area is smaller (as r^2) But what's the emissivity of the inner cylinder? Or can we

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread H Veeder
The issue of translucency would alter the absolute power calculations but wouldn't the relative difference between input and output power remain roughly the same and therefore the COP too? Harry On Fri, Oct 10, 2014 at 7:08 PM, Alan Fletcher a...@well.com wrote: At 03:48 PM 10/10/2014, you

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread H Veeder
On Fri, Oct 10, 2014 at 7:58 PM, Axil Axil janap...@gmail.com wrote: This transparency to infrared photons must be why Rossi uses this ceramic material to get heat unencumbered to his powder. Rossi is clever. ​Or maybe it allows more infrared photons to escape unencumbered once the reactor

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
At 06:14 PM 10/10/2014, H Veeder wrote: The issue of translucency would alter the absolute power calculations but wouldn't the relative difference between input and output power remain roughly the same and therefore the COP too? No -- the input power calculation is correct as it is. The

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
No -- the input power calculation is correct as it is. The output power -- and hence COP (output/input+output) -- may change. Ooops COP = (input+output)/input

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread H Veeder
On Fri, Oct 10, 2014 at 9:35 PM, Alan Fletcher a...@well.com wrote: At 06:14 PM 10/10/2014, H Veeder wrote: The issue of translucency would alter the absolute power calculations but wouldn't the relative difference between input and output power remain roughly the same and therefore the COP

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread leaking pen
No, its very laughable. He uses phrases like, well know that. as in, we should all know this. but... he gives no sources, no numbers, and has failed to notice that there are DIFFERENT types of sintered alumina, some of which are DESIGNED to be transparent (sapphire shielding), and some which

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Axil Axil
Mistakes happen, NASA crashed a Mars probe because they mixed up metric and standard measurements. On Fri, Oct 10, 2014 at 10:19 PM, leaking pen itsat...@gmail.com wrote: No, its very laughable. He uses phrases like, well know that. as in, we should all know this. but... he gives no

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Axil Axil
Rossi would nave used alumina that is transparent to infrared in his reactor design because he wants the heat from his primary heater that is imbedded in the alumina to get to the nickel powder. An infrared insulator is not good reactor design. On Fri, Oct 10, 2014 at 10:19 PM, leaking pen

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Alan Fletcher
At 07:42 PM 10/10/2014, you wrote: Rossi would nave used alumina that is transparent to infrared in his reactor design because he wants the heat from his primary heater that is imbedded in the alumina to get to the nickel powder. An infrared insulator is not a good reactor design. The report

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread leaking pen
the alumina is outside the resistors and the reactor. On Fri, Oct 10, 2014 at 7:42 PM, Axil Axil janap...@gmail.com wrote: Rossi would nave used alumina that is transparent to infrared in his reactor design because he wants the heat from his primary heater that is imbedded in the alumina to

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Jed Rothwell
I discount Goat's hypothesis for the following reasons: As shown in figure 10 they split the reactor IR camera image into 10 segments plus the ends. They record the temperature for each segment. As shown in the photograph, some segments were incandescent and others were not. If incandescent

Re: [Vo]:About Goat Guy theory of Alumina transparency and emissivity change on E-ca test

2014-10-10 Thread Eric Walker
On Fri, Oct 10, 2014 at 2:52 PM, Alan Fletcher a...@well.com wrote: The shadows of the wires in figs 12 are problematic ... but we don't have enough information to figure out if they are actually the result of light, or if they represent zones of different thermal conductivity, as in the first