[ausev] Potential Regenerative Charging for DC Applications

[m. edmund howse]

Is your battery pack 12Volt?

marv

Wieser Scott wrote:
> Coast down button... What about the switch on the potentiometer? 
>
>
> Quoting Wieser Scott <Scott.Wieser at irs.gov>:
>
>   
>> I would like some feedback on the following way to obtain regenerative
>>     
>
>   
>> charging in a DC application.  Google has yet to be helpful on this...
>>
>> I would like to use an ICE alternator to charge my battery pack.  I 
>> suggest using the NC switch on my throttle potentiometer to switch an 
>> alternator charging circuit on.  The sequence of operation would be 
>> when the driver completely lifts their foot off the throttle, (there 
>> is a "dead-band" prior to this point which allows for coasting), the 
>> alternator circuit would close and produce power to charge the battery
>>     
>
>   
>> pack.  Conversely, when the driver pressed down on the throttle, the 
>> alternator circuit would open and not impede acceleration.
>>
>> Currently my EV's front motor shaft drives the air conditioning 
>> compressor.  With a double-pulley, that shaft could drive the 
>> alternator.  I would like someone with electronic design expertise to 
>> please help me work out this electrical circuit; primary for the 
>> voltage step up to the 120V pack voltage and to ensure protection of 
>> the other devices this circuit or to explain why this would not work.
>>
>> What do y'all think?
>>
>> Scott
>>
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>>
>>     
>
>
>
>
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