electric motor technology Archives – The Green Optimistic green tech news, since 2008 Fri, 06 Mar 2015 16:58:10 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Almost-Overunity Motor Generator Recovers Back EMF https://www.greenoptimistic.com/overunity-motor-generator-back-emf/ https://www.greenoptimistic.com/overunity-motor-generator-back-emf/#comments Thu, 05 Mar 2009 09:49:50 +0000 https://www.greenoptimistic.com/?p=2821 Every electric motor has a force that opposes the propelling electromagnetic field inside it, called "Back EMF". Thane Heins succeeded to recover this back-EMF and, instead of letting it cause resistance, he transformed it into useful power. This claim has brought him opposition for many years from the scientific community, because it seems to violate Lenz's law.

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]]> https://www.greenoptimistic.com/overunity-motor-generator-back-emf/feed/ 16 2821 New 13kg Oxford Electric Motor Delivering 3 Times More Power and 97% Efficiency https://www.greenoptimistic.com/new-13kg-oxford-electric-motor-delivering-3-times-more-power-and-97-efficiency-20090109/ https://www.greenoptimistic.com/new-13kg-oxford-electric-motor-delivering-3-times-more-power-and-97-efficiency-20090109/#comments Fri, 09 Jan 2009 11:29:35 +0000 https://www.greenoptimistic.com/?p=1479 Following the development of batteries and, generally, electricity storage, the UK-based firm, Isis Innovation Ltd has developed a new revolutionary electric motor that outperforms the old ones by having the materials and a little of the working principles modified inside them.

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