>
> Message: 7
> Date: Sun, 20 Feb 2011 01:17:48 -0800 (PST)
> From: Jeff Major <[email protected]>
> Subject: Re: [EVDL] capacitor balancing
> To: Electric Vehicle Discussion List <[email protected]>
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=iso-8859-1
>
> Hi Jack,
>
> You are making this way too difficult and complex. All you have to do is
> look at the total series string voltage to know when to cutback regen.
> These caps stay in balance very well. They can be completely discharged to
> zero volts to get them all in line to start off. Maxwell had a little
> circuit card which went between every other cell which I used on that set-up
> you saw on the DIY. It was an N-1 arrangement which bled down a cap if it
> went too high at like a couple hundred milliamps.
>
> We did 1000's of regens at up to 400A peaks and never had a cap problem
>
> Jeff M (major)
this is my plan, just use the maxwell boards. I found them at a decent
price. To protect the caps after paying for them, Id like to keep them
around for as long as possible! So ill pay a little bit "insurance"
http://www.rell.com/Pages/Product-Details.aspx?productId=842993
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> Message: 7
> Date: Sun, 20 Feb 2011 01:17:48 -0800 (PST)
> From: Jeff Major <[email protected]>
> Subject: Re: [EVDL] capacitor balancing
> To: Electric Vehicle Discussion List <[email protected]>
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=iso-8859-1
>
> Hi Jack,
>
> You are making this way too difficult and complex. All you have to do is
> look at the total series string voltage to know when to cutback regen.
> These caps stay in balance very well. They can be completely discharged to
> zero volts to get them all in line to start off. Maxwell had a little
> circuit card which went between every other cell which I used on that set-up
> you saw on the DIY. It was an N-1 arrangement which bled down a cap if it
> went too high at like a couple hundred milliamps.
>
> We did 1000's of regens at up to 400A peaks and never had a cap problem
>
> Jeff M (major)
this is my plan, just use the maxwell boards. I found them at a decent
price. To protect the caps after paying for them, Id like to keep them
around for as long as possible! So ill pay a little bit "insurance"
http://www.rell.com/Pages/Product-Details.aspx?productId=842993
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