Re: [Vo]:Economic Reality setting in

2011-02-16 Thread Horace Heffner
On Feb 15, 2011, at 10:33 AM, Stephen A. Lawrence wrote: On 02/15/2011 02:22 PM, Horace Heffner wrote: Another interesting quote: Please, what do you mean, in this case when you say “power density”? If you mean which volume is necessary per kW of power, I can say about 5 liters per kW,

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Jed Rothwell
Stephen A. Lawrence wrote: Has there been a demonstration with it producing 400 C steam? Do you know who witnessed it? The steam has not been pressurized as far as I know. However, the internal temperature of the machine is reportedly well above 100 deg C. That stands to reason. Even with

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Peter Gluck
180-220 deg C steam will be perfectly OK- at high pressure 10-16 bar. Overheated steam is not economical. Peter On Tue, Feb 15, 2011 at 5:07 PM, Jed Rothwell jedrothw...@gmail.com wrote: Stephen A. Lawrence wrote: Has there been a demonstration with it producing 400 C steam? Do you know

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Joshua Cude
On Tue, Feb 15, 2011 at 9:07 AM, Jed Rothwell jedrothw...@gmail.com wrote: Stephen A. Lawrence wrote: Has there been a demonstration with it producing 400 C steam? Do you know who witnessed it? The steam has not been pressurized as far as I know. Unless there is significant water

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Horace Heffner
On Feb 15, 2011, at 6:07 AM, Jed Rothwell wrote: Stephen A. Lawrence wrote: Has there been a demonstration with it producing 400 C steam? Do you know who witnessed it? The steam has not been pressurized as far as I know. However, the internal temperature of the machine is reportedly

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Jed Rothwell
Horace Heffner hheff...@mtaonline.net wrote: How sure are you it is finely divided nickel? Didn't Rossi say the material only had a gram of Ni? The patent says nickel powder. I think Rossi said there are two mystery elements added to Ni, presumably in small amounts. Brian Ahern and I

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Horace Heffner
On Feb 15, 2011, at 6:07 AM, Jed Rothwell wrote: Stephen A. Lawrence wrote: Has there been a demonstration with it producing 400 C steam? Do you know who witnessed it? The steam has not been pressurized as far as I know. However, the internal temperature of the machine is reportedly

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Stephen A. Lawrence
On 02/15/2011 10:07 AM, Jed Rothwell wrote: Stephen A. Lawrence wrote: Has there been a demonstration with it producing 400 C steam? Do you know who witnessed it? The steam has not been pressurized as far as I know. However, the internal temperature of the machine is reportedly well

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Jed Rothwell
Joshua Cude joshua.c...@gmail.com wrote: The steam has not been pressurized as far as I know. Unless there is significant water content in the expelled steam, the pressure doesn't matter, or have you forgotten your grade 11 phase diagram again? In real life, I have never heard of a steam

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Stephen A. Lawrence
On 02/15/2011 02:22 PM, Horace Heffner wrote: Another interesting quote: Please, what do you mean, in this case when you say “power density”? If you mean which volume is necessary per kW of power, I can say about 5 liters per kW, just for the thermal power. Eh?? For 12 kW that would be 60

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Jed Rothwell
Stephen A. Lawrence sa...@pobox.com wrote: OK, well and good. But you named a specific figure, saying it can easily go above 400 deg C. I wondered if that was based on speculation and Rossi's imprecise assertions about the internal temperature of the device, or it if was based on something

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread mixent
In reply to Horace Heffner's message of Tue, 15 Feb 2011 10:22:59 -0900: Hi, [snip] Rossi said there were several grams of Ni. In the cell there are several grams of Ni With 1 gram of Ni the average real production of energy is around 100 kWh“

RE: [Vo]:Economic Reality setting in

2011-02-15 Thread Jones Beene
In the FWIW department In the cell there are several grams of Ni With 1 gram of Ni the average real production of energy is around 100 kWh Ok if the value of that energy is about $5.00 to the power plant operator (the grid operator gets the rest) and the value of nickel is $ 13 pound today,

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Horace Heffner
On Feb 15, 2011, at 10:33 AM, Stephen A. Lawrence wrote: On 02/15/2011 02:22 PM, Horace Heffner wrote: Another interesting quote: Please, what do you mean, in this case when you say “power density”? If you mean which volume is necessary per kW of power, I can say about 5 liters per kW,

Re: [Vo]:Economic Reality setting in

2011-02-15 Thread Roarty, Francis X
On Tue, 15 Feb 2011 11:07 Jed Rothwell wrote [snip] I think Rossi said there are two mystery elements added to Ni, presumably in small amounts. Brian Ahern and I suspect one of them is Pd. [/snip] Pd nano powder does sound like a good candidate. Grain size may be important to backfill the

Re: [Vo]:Economic Reality setting in

2011-02-14 Thread Stephen A. Lawrence
On 02/14/2011 04:29 PM, Jones Beene wrote: BTW there was a recent report (yet to be verified) that Rossi had admitted that the initial design goal is for average COP ~8, P-in (elec) to P-out (therm) or far less than the original of 20 or more. Now why would he want to do that? If he's

RE: [Vo]:Economic Reality setting in

2011-02-14 Thread Jones Beene
The reason given was risk of thermal runaway. -Original Message- From: Stephen A. Lawrence BTW there was a recent report (yet to be verified) that Rossi had admitted that the initial design goal is for average COP ~8, P-in (elec) to P-out (therm) or far less than the original of 20

Re: [Vo]:Economic Reality setting in

2011-02-14 Thread Terry Blanton
On Mon, Feb 14, 2011 at 5:36 PM, Jones Beene jone...@pacbell.net wrote: The reason given was risk of thermal runaway. If thermal runaway is only a startup issue, cascaded cells might not be an issue. T

Re: [Vo]:Economic Reality setting in

2011-02-14 Thread Roarty, Francis X
To: vortex-l@eskimo.com Subject: EXTERNAL: Re: [Vo]:Economic Reality setting in On Mon, Feb 14, 2011 at 5:36 PM, Jones Beene jone...@pacbell.net wrote: The reason given was risk of thermal runaway. If thermal runaway is only a startup issue, cascaded cells might not be an issue. T

Re: [Vo]:Economic Reality setting in

2011-02-14 Thread Jed Rothwell
The Rossi reactor was running at 40:1 output the day before the Jan. 14 demo. As often happens with demos, it failed to work as well that day. It did not work at all for a while and the audience was getting rowdy. It can easily go above 400 deg C. Carnot efficiency will not be an issue. The 1 MW

Re: [Vo]:Economic Reality setting in

2011-02-14 Thread Terry Blanton
On Mon, Feb 14, 2011 at 7:55 PM, Jed Rothwell jedrothw...@gmail.com wrote: I have no idea who needs that much hot water. My wife's garden tub. T Considering a Rinnai R94LSi NG. Anyone have one? Should I wait on a Rossi Ecat?

RE: [Vo]:Economic Reality setting in

2011-02-14 Thread Jones Beene
Well, it is true that if the only thing needed for the reaction to proceed is to maintain a narrow range of temperatures, say it is between 390C and 400C, which probably aligns with a phase-change in the active material -- then not only can superheated steam provide some cooling but more

RE: [Vo]:Economic Reality setting in

2011-02-14 Thread Roarty, Francis X
on Mon, 14 Feb 2011 17:36 Jones Beene wrote [snip] Well, it is true that if the only thing needed for the reaction to proceed is to maintain a narrow range of temperatures, say it is between 390C and 400C, which probably aligns with a phase-change in the active material -- then not only

Re: [Vo]:Economic Reality setting in

2011-02-14 Thread Stephen A. Lawrence
On 02/14/2011 07:55 PM, Jed Rothwell wrote: The Rossi reactor was running at 40:1 output the day before the Jan. 14 demo. As often happens with demos, it failed to work as well that day. It did not work at all for a while and the audience was getting rowdy. It can easily go above 400 deg