thanks for the clarification. does the patent and/or blog mention induction? or is this an advancement since the patent? i find many references to resistance but none to induction...but maybe i am missing something...
On Mon, Apr 18, 2011 at 21:53, Axil Axil <[email protected]> wrote: > To the best of my knowledge, induction heating is the process of heating > electrically conducting object (magnetic types of stainless steel but not > non magnetic copper) by electromagnetic induction where eddy currents are > generated within the metal and resistance leads to Joule heating of the > metal. An induction heater (for any process) consists of an electromagnet, > through which a high-frequency alternating current (AC) is passed. Heat may > also be generated by magnetic hysteresis losses in materials that have > significant relative permeability. The frequency of AC used depends on the > object size, material type, coupling (between the work coil and the object > to be heated) and the penetration depth. > > > > The magnetic field will pass thought non magnetic materials like copper, > aluminum, electrical wire insulation or glass without being effected and > terminate within magnetic materials. > > > > The copper inductive coils in the Rossi reactor probably lie under the > inclosing copper header pipe and wrap around the RV. > > > > > > > On Mon, Apr 18, 2011 at 3:15 PM, .:.gotjosh <[email protected]> wrote: > >> axil, please forgive me if these are ignorant questions: are you sure that >> the heating elements are "inductive"? isn't there a difference between >> inductive heating and resistive heating? Isn't it true that inductive >> heating will not work with copper? >> >> >> On Mon, Apr 18, 2011 at 21:05, Axil Axil <[email protected]> wrote: >> >>> >>> The current producing the inductive heating will flow primarily on the >>> outside surface of the stainless steel reaction vessel (RV) wall due to the >>> skin effect. Little or a reduced current will flow on the inside surface of >>> the RV wall. No magnetic field will exist on the inside of the RV where the >>> hydrogen is pressurized. >>> >>> >>> >>> The magnetic field lines will be parallel to the circumference of the RV >>> cylinder causing the heating current to flow along the skin of the RV. This >>> is prescribed by the right hand rule. >>> >>> >>> >>> The will be a large negative electrostatic field produced by the flowing >>> electrons which form the inductive heating current. This negative current >>> charge will attract the positive hydrogen ions into the oxygen vacancies on >>> the nickel oxide powder lying on the inside surface of the RV wall. >>> >>> >>> >>> This attractive force will supplement the force exerted by the >>> electronegative oxygen atoms within the NiO at or very near the inner >>> surface of the RV wall. >>> >>> >>> >>> At startup, the induced current will be substantial at about 10 amps. >>> >>> >>> >>> >>> >>> >>> >>> On Mon, Apr 18, 2011 at 2:03 PM, .:.gotjosh <[email protected]> wrote: >>> >>>> Hey Mark! >>>> Axil and I have been dancing around this idea also in a recent thread >>>> (http://www.mail-archive.com/vortex-l%40eskimo.com/msg45022.html) >>>> >>>> I have a strong feeling that there are some electro-magnetic effects >>>> playing an important role here. >>>> >>>> and I also found this tidbit on wikipedia: >>>> > Nickel is a naturally magnetostrictive material, meaning that in the >>>> > presence of a magnetic field, the material undergoes a small change in >>>> > length.[41] In the case of nickel, this change in length is negative >>>> > (contraction of the material), which is known as negative >>>> > magnetostriction and is on the order of 50 ppm >>>> >>>> On Mon, Apr 18, 2011 at 19:31, Mark Iverson <[email protected]> >>>> wrote: >>>> > Could the magnetic field generated by the resistive heaters be >>>> inducing some >>>> > other effects that help promote the reaction, or inductively heat the >>>> > Nickel??? >>>> > >>>> > -Mark >>>> >>>> >>> >> >
