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    Ev used as battery backup, help I have questions?

    Damien Maguire has posted a couple videos using the high power D.C.battery output from his converted bmw to run many of the loads in his house straight from dc power without running the power through an inverter. Damien says that many electronics accept a variety of voltages and use switching...
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    New hybrid PMSM and SPSM motor design.

    Interesting new hybrid motor design by Martin Doppelbauer who holds the chair for hybrid electric vehicles at the Institute of Electrical Engineering of the Karlsruhe Institute of Technology, in Germany...
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    candela all carbon, electric hydrofoil boat

    thought you guys might like to see this looks like they have a functioning prototype, funding and 500 preorders. I just wonder about failure modes if say you hit a 2 inch dia. by 5 ft long floating piece of wood! http://candelaspeedboat.com/
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    DIY tesla supercar from Lotus Evora

    Sasha Anis is dropping a tesla drive unit into a Lotus Evora Looks like it is going to be a very cool project. Is he using a lebowski controler? https://www.youtube.com/watch?v=cV2XEz9U4aE&t=637s
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    hybrid amphibious aircraft (excursion) from equator aircraft

    Thought you guys might find this long quest inspiring http://www.equatoraircraft.com/#_
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    Equator, Norwegian project for hybrid electric amphibious

    Vary cool project nearing completion http://www.equatoraircraft.com/#_
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    Need help 2002 prius bat failing.. fix myself?

    Two postings almost the same tried to delete this one but don't know how so see below for my issue
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    tesla motor hacked

    I don't know if this is already on the sphere, but ran across it on youtube when I was watching aro testing his new inverter phas . Until now I had thought only Jack over at Ev Tv was hacking the tesla drive train. https://www.youtube.com/watch?feature=player_embedded&v=zMQjcukphpA my video...
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    Public Radio (like) Endless sphere R&D support group

    I was reading progress on designing a lightweight new high performance motor on another thread and mentioned kickstarter as a way to support the effort. perhaps this was the wrong analogy... I don't expect you are going to have a commercial product ready for world wide distribution in 6...
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    stator/ coil design and the mysteries of flux density

    !. Saturationa: It sounds like a sponge filling with water and has been confusing me. When the stator core lams come under the influence of an energized coil winding What is saturation? Is it more and more of the disordered magnetic domains within the stator lams, being induced into...
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    Italian designed hubmotor based bike with integrated battery

    The concept is similar to the prius in that it would charge onboard in periods when the computer thinks your not working vary hard. I wonder how much useful assist the small integrated battery can be expected to provide... still good ideas! I believe that the present complicated distributed...
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    Mystery cell possible 15c discharge cells reported on evtv

    Jack, over at evtv has a gleem in his eye and a spring in his step, that can only mean he has found another goody to sell to the rest of us! How would you like a battery that is a third lighter, and has double the discharge rate of the grey calibs cells Jack has been selling for several years...
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    Love Opera (motor design) don't speak Italian

    I know, I've heard it before on this forum, our motors are already good It's our batteries that suck! I can't help it, Chemistry Isn't sexy! A silicon based Anode, and sulfur cathode http://www6.slac.stanford.edu/news/2013-01-08-sulfer-yolk.aspx may well usher in a new age of electric bikes...
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    Hobbit hal needs help on choosing path for gen1 insight

    I have a gen 1 yr. 2000 insight w/ 234,000 m (just bought for $2,300.00.) Issues 1. Throwing a 1600 error ima general fault (which I do not know how to interpret) Assuming it is a used up battery given my milage. 2. Transmission is grinding downshifting into 2nd but otherwise seems fine (not...
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    gen1 insight hybrid a hobbits journey (wrote on diy e car)

    I stànd at a crossroads, squinting down three crooked paths, all of which are garenteed to lead me far from here! In a place of darkness did I find it, yet still did it glow a firey red, and I did covet it and wrestle with the dark one, of slippery words and false promises in his maze of used...
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    computer program used to sculpt Electric motor design

    Found this research, and thought it might inspire some of the members to share their ideas for motor design improvements that go beyond oil filling, rewinding, or drilling holes in hubbies. Ok ill go first .....after I finish wading through the reams if info on motor design on E.S. to find...
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    delete or change username?

    Oops I've never done this before and when I registered I accidentally used my actual email as my username. How do i delete and change it to something more anonymous
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    New GE advanced traction motor

    Yesterday I heard the news about GE announcing the developing a new traction motor with almost double the power and improved efficiency. The future is coming I just wish the little guys could open source it instead of GE owning it. The move into low carbon alternatives has to happen faster...
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