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  1. F

    No load power consumption of 9C hub motor + Bafang CST

    Greetings all, I am in the process of putting together a single wheel electric trailer for hauling goods+dog to and from work. I have two hub motors, a 9C laced to a 20" rim and a 500 watt Bafang CST geared hub motor laced to a 26" rim. For the past month I have been using the Bafang to pull...
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    Is high voltage good?

    Greetings, I am currently developing an axial flux style motor. For a while now I was thinking I wanted to run at as high a voltage as would be practical (150V for me) so as to reduce resistive losses (losses=I^2R). This would lead to a motor with many turns of "thin" wire. I am now realizing...
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    Windy Nation "Double alternator" generator in an EV?

    Hello folks, I recently saw this on ebay: http://cgi.ebay.com/WIND-GENERATOR-TURBINE-PERMANENT-MAGNET-ALTERNATOR-PMA-/260599768100?cmd=ViewItem&pt=LH_DefaultDomain_0&hash=item3cacf4e424 Here it is online: http://www.windynation.com/shop/index.php?act=viewProd&productId=34 It looks like two...
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