High power demand under acceleration could indicate current leaking to the motor hull and messing up the car chassis ground (?) Brush dust issues have kept me troubled too many times with weird problems. -Jukka
to 3. syysk. 2020 klo 13.01 Matt via EV (ev@lists.evdl.org) kirjoitti: > Hi Brains Trust, > > I have a Z1k LV. > My hairball gives me errors 1141 and 1124 when I try to accelerate in any > gear (worst in 5th, and least bad in 1st) > > The manual tells me 1141 is contactor high resistance. my DMM measuring > the voltage across the battery and controller inputs to the hairball puts > the voltage drop at 15mV for 100A (battery amps that is). Which looks about > right for a good contactor > > The contactor always drops out when I turn the ignition off, and my DMM > measures 92v across the contactor (measured at the hairball terminals). My > conversion is 96v nominal (actual battery voltage is 102v, though the > little white light on the hairball must act as a voltage divider, dropping > 10v) > > I opened the hairball, and it looks clean inside - nothing looks damaged > visually. > > Any ideas on what to check next? > Is it possible to see what the hairball is measuring as the voltage drop > across the contactor? > > thanks in advance, > Matt > > Sent from Mail for Windows 10 > > From: paul dove via EV > Sent: Wednesday, 2 September 2020 3:29 PM > To: Mark Abramowitz via EV > Cc: paul dove > Subject: Re: [EVDL] Chinese electric/plasma jet engine. > > Isn't that how a plasma cutter works? > > On Tuesday, September 1, 2020, 3:36:03 AM CDT, Mark Abramowitz via EV < > ev@lists.evdl.org> wrote: > > This is highly simplistic, and really not very accurate . The formation > of ozone in the atmosphere is much more complex than that, and results not > from “other pollutants” but hydrocarbons or volatile organic gases. The > amount produced, if any is highly dependent on many factors. > > And ozone itself is not particularly stable. > > There may be a lot of NOx produced, and NOx is a pollutant itself. But it > is possible that any emissions can be controlled. > > If you are talking about plasma (which we are), ozone can be directly > produced from that, though I am not familiar with the chemistry. > > - Mark > > Sent from my Fuel Cell powered iPhone > > > On Aug 31, 2020, at 7:51 PM, Bill Dube via EV <ev@lists.evdl.org> wrote: > > > > The NOx pollution would be horrendous. > > > > Oxides of nitrogen (NO, NO2, etc.) form when air is heated, like in an > engine (or in lightning, for example.) NOx is not particularly stable, so > it later breaks down in sunlight in the presence of other pollutants to > create ozone (O3). More NOX = more O3. The hotter the air gets, the more > NOx is produced. A plasma is _way_ hotter than any existing engine. Thus, > this plasma propulsion system would produce _way_ more NOx than any > existing engine technology. I'm certain it would also produce a lot of O3 > as well, since the a plasma is so hot. > > > > Not a good idea at all. Extremely bad news from an air pollution > perspective. > > > > Bill D. > > > >> On 9/1/2020 2:28 PM, Lawrence Rhodes via EV wrote: > >> Claims no fossil fuel is needed. Just air and electricity to burn the > plasma. > https://asiatimes.com/2020/05/chinese-researchers-create-prototype-plasma-jet-engine/ > Lawrence Rhodes > >> > >> > >> > >> -------------- next part -------------- > >> An HTML attachment was scrubbed... > >> URL: < > http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20200901/9c2dfa7f/attachment.html > > > >> _______________________________________________ > >> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > >> ARCHIVE: http://www.evdl.org/archive/index.html > >> INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > >> Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > >> > > > > _______________________________________________ > > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > > ARCHIVE: http://www.evdl.org/archive/index.html > > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > > Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > > > > > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > ARCHIVE: http://www.evdl.org/archive/index.html > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > Please discuss EV drag racing at 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/20200901/aa7c05f3/attachment.html > > > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > ARCHIVE: http://www.evdl.org/archive/index.html > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > Please discuss EV drag racing at 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/20200903/f74be596/attachment.html > > > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > ARCHIVE: http://www.evdl.org/archive/index.html > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > -------------- next part -------------- An HTML attachment was scrubbed... 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