I wonder if liquid cooled cables will come (back) into fashion for high power car charging cables.. This might actually make them smaller and lighter, and would still work at full power when coiled up!
On Mon, Jul 8, 2013 at 2:03 PM, Lee Hart <[email protected]> wrote: > rayfellow wrote: > >> The trouble is power cords should not touch each other or cross over each >> other because of heat. A friend burned his house down because of fire >> caused >> by overlapping power cords. I suspect manufacturers hesitate to offer >> such >> an item for fear of the liability. >> > > I can second that. I know of a nice EV conversion where the owner used a > cord on a reel for charging. There were plenty of warnings on the > packaging; "unreel cord before use" etc. But he ran 10-15 amps through it > to charge his EV with the cord still all reeled up. The cord melted, > shorted out, and luckily tripped the breaker before a fire started. But the > cord and its reel were completely destroyed. > > It is *possible* to de-rate the cord enough so it won't overheat even if > left coiled up. But I think you would wind up needing such an oversized > wire that it would make the reel impractically large, heavy, and expensive. > > They do make industrial-strength coil-cords. These would be a more > practical way to make a self-coiling charging cord. > > -- > The greatest pleasure in life is to create something that wasn't there > before. -- Roy Spence > -- > Lee A. Hart, > http://www.sunrise-ev.com/**LeesEVs.htm<http://www.sunrise-ev.com/LeesEVs.htm> > > ______________________________**_________________ > UNSUBSCRIBE: > http://www.evdl.org/help/**index.html#usub<http://www.evdl.org/help/index.html#usub> > http://lists.evdl.org/**listinfo.cgi/ev-evdl.org<http://lists.evdl.org/listinfo.cgi/ev-evdl.org> > For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/* > *group/NEDRA <http://groups.yahoo.com/group/NEDRA>) > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20130708/01f6a9fe/attachment.htm> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
