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- Path: sparky!uunet!know!hri.com!noc.near.net!gateway!miki!harling
- From: harling@miki.pictel.com (Dan Harling)
- Newsgroups: rec.autos.tech
- Subject: Re: Threshold braking
- Message-ID: <1992Oct8.165345.6606@miki.pictel.com>
- Date: 8 Oct 92 16:53:45 GMT
- References: <1992Sep19.191017.8225@cabot.balltown.cma.COM> <1992Sep21.181706.24513@pictel.com> <1992Sep26.194407.23351@sci.ccny.cuny.edu>
- Sender: Dan Harling
- Organization: PictureTel Corporation
- Lines: 21
-
- In article <1992Sep26.194407.23351@sci.ccny.cuny.edu> sukenick@sci.ccny.cuny.edu (SYG) writes:
- [I wrote:]
- >>Remember, braking earlier and lighter also increase the *time* during
- >>which your forward motion is converted into heat. The peak temperature
- >>on your drums and/or discs will be correspondingly higher, even on the
- >>street. Thus drum brakes fade, and discs warp.
- >
- >That doesn't sound right.
- >When you brake, are converting the energy of movement of your car to heat.
- >If you brake fast, the amount of energy is being converted at a faster
- >rate, and peak temperatures should be higher on the rotors/drums.
-
- Yes; I got the first half backwards. Braking *later and heavier*
- produces higher peak temperatures, which can result in fading and
- warping.
-
- I guess that's what I get for trying to say too much too briefly.
- ____________________________________________________________________________
- Daniel A. Harling (harling@pictel.com)
- PictureTel Corp. Opinions expressed are not necessarily those of
- Peabody, MA 01960 PictureTel, but they ought to be!
-