On Thu, Nov 13, 2014 at 4:26 PM, Adam Chasen wrote:
> Chris,
> You are correct! I was able to confirm just by setting the PWM low enough
> to see that the motor wouldn't continue to spin past a certain speed.
> Looks like I am still running the 100% original Presolite 4001 MTA. I do
> get it pre
I was able to find a transformer in an old datacenter UPS which was very
large. I also had some leftover 7 lamination flexible copper bus bar from
the Chevy Volt battery teardown. I purchased some replacement shrinkwrap
and wound it around 4.5 times. As the transformer I used had alternating
E/I la
> On 08/11/2014 08:37 PM, Chris Tromley via EV wrote:
> Also, I've never heard of anyone with an electric motor with a
> manual transmission or direct drive that chooses to use the clutch.
> That's generally considered an awkward work-around for a problem
> that should be fixed.
On 12 Aug 2014 at
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On 08/11/2014 08:37 PM, Chris Tromley via EV wrote:
> Also, I've never heard of anyone with an electric motor with a
> manual transmission or direct drive that chooses to use the clutch.
> That's generally considered an awkward work-around for a prob
ic Vehicle Discussion List
Subject: Re: [EVDL] Protecting DC PWM Controller from low inductance/resistance
motors
On Mon, Aug 11, 2014 at 5:15 PM, Adam Chasen via EV
wrote:
> One solution is to use the clutch in the Leopard to ensure there is no
> starting load on the motor. I still measured inrus
On Mon, Aug 11, 2014 at 5:15 PM, Adam Chasen via EV
wrote:
> One solution is to use the clutch in the Leopard to ensure there is no
> starting load on the motor. I still measured inrushes of >300A with no
> load! That will not work for my directly coupled 1989 BMW. I am curious if
> Lee Hart (wit
I recently purchased a 1980 Lectric Leopard (Renault 5 “Le Car”
http://www.evalbum.com/190) with the following specifications:
* original Presolite 6.7”(?) series wound DC motor (presumably advanced for
higher voltages)
* 16kWh LiPo NMC packs in 24s4p arrangement for 90V nominal with 150A
semicon