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Ev Archive for January 2002
1762 messages, last added Wed Jan 30 10:47:16 2002

[Date Index][Thread Index]

Re: Brakes



Agreed, and I do keep SOC in mind when starting to drive.
10 min later usually full regen is allowed.

Victor

Jon \"Sheer\" Pullen wrote:
> 
> Yes, but the problem with this, as I've learned, is that you _must_ allow
> for the change in handling when going from a full battery pack, little or no
> regen allowed, to a empty battery pack, which will suck down 200 amps. In my
> case, thi sis still a ongoing project involving modulating vacuum to the
> power brake servo. In your case, this could be something as simple as just
> remembering to press the brake pedal harder when you start driving.. but it
> is neccesary to bear it in mind and include it in your decisions.
> 
> ----- Original Message -----
> From: "Victor Tikhonov" <vtikhono@lsil.com>
> To: <ev@listproc.sjsu.edu>
> Sent: Monday, January 28, 2002 1:27 PM
> Subject: Re: Brakes
> 
> > "VanDerWal, Peter MSgt" wrote:
> > >
> > > > With a light composite EV is it possible to stick with a mechanical
> brake
> > > > system or an unboosted hydraulic system? I am looking for a
> lightweight
> > > > effective braking system that will not require a drain on the battery
> > > pack.
> > > > And I am tentatively planning on an AC motor with Regenerative
> brakeing to
> > > > aid in deceleration from high speeds.
> >    ^^^^^
> > >
> > > Well the Porsche 911 Turbo didn't switch from manual brakes to
> > > power-assisted brakes until 1976 (IIRC).  It weighed about 2500 lbs and
> > > stopped OK.
> >
> > With regen capable drive I'd say regen braking is your *main* braking
> > means and the disk brakes are used as *aid* (for complete stops),
> > not the other way around.
> >
> > Victor
> >


  • References:
    • RE: Brakes
      • From: "VanDerWal, Peter MSgt" <vanderwp@fhu.disa.mil>
    • Re: Brakes
      • From: Victor Tikhonov <vtikhono@lsil.com>
    • Re: Brakes
      • From: "Jon \"Sheer\" Pullen" <sheer@blarg.net>