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NEWSCIENCENEWSCIENCENEWSCIENCE PERMANENT MAGNETS AND EFFICIENCY PERMANENT MAGNETS AND high-energy product, as claimed possible When I eventually obtained a suitable set EFFICIENCY by certain people. I would refer the reader of samarium-cobalt magnets, I installed © 1995 by Robert Adams at this point to my paper published in them in one of my motors and was not sur- NEXUS Magazine, April-May 1993 issue, prised to find, once again, that the machine lengthy and in-depth programme _ [vol. 2#13]. power increased but the efficiency still of the testing of many magnets Rule no. 1: No magnet, irrespective of remained unchanged. of different energy product and its inherent energy count, can in any way In more recent times I have carried out a compositions in Adams motors govern the efficiency results of an electric programme using several different kinds of has now been completed. motor. magnets of varying energy-product figures This report covers earlier similar tests Rule no. 2: Input power requirement from a few hundred gauss to megagauss carried out during 1976 and 1979 and dur- climbs in proportion to the energy product super-power magnets. Now that my pro- ing the past year of 1994-1995. of the magnet/s used, which automatically gramme on checking many different mag- As I am collaborating with Dr Harold cancels out any possibility of increase in nets is completed (which includes the most Aspden of the United Kingdom in the efficiency. For greater efficiency one must powerful magnets available in the world to above and other matters, both Dr Aspden _ pursue the improvement of other important date, to which I am privy), it has been and myself have decided that it is now the logical factors, i.e., machine design, etc. found that my original discovery in 1976 appropriate time to bring this news report Note: The laws of the permanent mag- validates the fact that the energy product of into the NEXUS readership arena, since net, like the laws of the universe, point to magnets has no influence whatsoever on our collective findings of the extensive test certain constant, inherent characteristics, the results or outcome of a said permanent analyses, carried out in the most recent one of which demonstrates that efficiency magnet electric motor's efficiency. period, have concurred. remains constant when magnets are There will be much disappointment to a In addition to the abovementioned, I was embraced in a manmade device, irrespec- lot of people out there to learn that magnet commissioned in early 1995 by a Japanese _ tive of the magnet energy product. energy product does not govern efficiency corporation to build an Adams Motor For successful high-efficiency results it in any way whatsoever. incorporating their yttrium super-magnets, is suggested that one brush aside the impor- There is consolation, however, for us all, with their view to increasing the efficiency tance of magnets in relation to efficiency _ in that there are two very significant advan- of the Adams Motor. This programme was and concentrate on materials, electrical and _ tages in the use of super-power magnets. duly carried out. mechanical design in the rest of the One is the high reduction in volume, and .The results were as I had predicted, ie., machine and, of course, consider that inge- the second is the equally high reduction in there was no increase in excess energy _nuity is a prime ingredient in this exercise. weight. found. During the 1970s I discovered, on chang- These two factors, though not electrical This report is important from two differ- ing magnets of lower energy product for efficiencies per se, contribute to the overall ent aspects. higher energy types in my pulsed efficiency in the sense that their use in the Firstly, it puts to rest erroneous claims by motor/generator, that there was an increase manufacture of electric motors and genera- certain inventors, engineers and scientists in power output but no change in motor tors minimises production costs, whereby alike that powerful magnets built into elec- efficiency. There was, during the early materials and labour are drastically tric motors will yield very high efficiency ‘70s, much talk and speculation of greater reduced; hence lighter, smaller and cheaper or beyond-unity. This notion is nothing efficiencies being possible with the advent motors and generators. more than an assumption adopted lethargi- of more powerful magnets appearing in the With the use of super-magnets in future cally over the years. near future. When samarium-cobalt mag- machines, there is promise of somewhere Secondly, it will save a lot of people out nets came onto the scene in the USA, they around the order of 0.5 of a kilowatt horse- there a lot of time and disappointment in were, however, a long way from becoming power possible. Excellent news for pursuing high efficiency from magnets of generally available elsewhere. portable power generators. © 56 * NEXUS APRIL-MAY 1996 © 1995 by Robert Adams