One of the goals of the dense plasma focus(DPF) reactor design is to convert the ions produced by the plasmoid directly into electric power using a MDH. In that system energy comes from two sources, ions and x-rays.
On Wed, Jan 22, 2014 at 1:22 PM, Marcus Haber <[email protected]> wrote: > Quote: > > "If you have an intense source of UV in a plasma (as Mills > apparently does) then it is possible to use a photocell for conversion, but > the plasma will also have a lot of +ions which destroy the photocell. A > protective window is impossible since UV is absorbed by the window." > > Thought about using fused Quartz? > http://en.wikipedia.org/wiki/Fused_quartz > > It doesnt filter UV radiation and should protoect the photo cell > > *Gesendet:* Mittwoch, 22. Januar 2014 um 18:44 Uhr > *Von:* "Jones Beene" <[email protected]> > *An:* [email protected] > *Betreff:* RE: [Vo]:MHD- from Russia with Love... > I have reworded this post below to make it clearer, and > change the dyslexic wording (power <-> energy) and account for the magnetic > field, all based on original guesstimates of the Russians. > > > From: [email protected] > > Very interesting. Can such a device convert > terahertz radiation into DC power? > No. > An oversimplification of Cuccia coupling is this: microwaves > couple to electrons at very high efficiency and UV couples to microwaves at > very high efficiency. UV does not couple to electrons directly at high > efficiency - therefore another wavelength geometry must act as the > intermediary, in order to transfer the mass-energy of photons of UV to > electrons. AFAIK terahertz doesn't couple. > If you have an intense source of UV in a plasma (as Mills > apparently does) then it is possible to use a photocell for conversion, but > the plasma will also have a lot of +ions which destroy the photocell. A > protective window is impossible since UV is absorbed by the window. > As a result, the best way to achieve this kind of direct > conversion when the excess power is UV in a range of 55 eV and up - is to > have a microwave powered plasma reactor with an e-beam component, and with > modest ion containment via a bucking magnetic field as in the Russian CWC > device. The electrons and positive ions are contained briefly and then > separated magnetically BUT in addition, the UV (excess energy of ground > state redundancy) effectively accelerates the electrons by Cuccia coupling > to the microwaves. It is a hybrid and it only works with UV as the main > gain. > Microwaves can be generated very efficiently in an external > device such as a microtron, so this helps. In the end, you could apply a > power input say 1.3 kW of electricity to generate 1 kW of microwaves, and > provide an electron beam of 300 watts - which combine to create a plasma > with protons and electrons being the prime charge carriers. The electrons > will be accelerated and come out of the plasma with perhaps 10 kW of output > power. The gyrotron configuration with reversed fields (bucking fields) is > efficient for charge separation- so in the end we can removed 6 kW of DC > high voltage electricity... at least that is "on paper". > In operation, at least 1.6 kW is recycled back to make the > microwaves and e-beam, and perhaps 200 watts for the magnetic field, so > there is a net energy of 4.2 kW electrical output DC...all of which > originally started out in the plasma as UV photons (55 eV and up) as the OU > component, with about 4 kW of waste heat. > It is beautiful on paper, but how does it work out in > practice? >
