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Article #447Re: Interesting friction problem
From: larson eric
Date: Thu, 29 Dec 1994 19:46
Date: Thu, 29 Dec 1994 19:46
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2265 bytes
DennisonC@biochem.unp.ac.za (Clive.Dennison) writes: (A bit misdirected, but I saw this one late.) >>> We are training racing thoroughbreds on high speed treadmills--fast >>> conveyor belts with rubber surfaces. ... >>> >>> The belt gradually climbs to a temperature of 100F and stops getting >>> warmer at that point, but the shoes of the horse (steel, aluminum, >>> titanium, and plastic shoes have been tried, as well as bare feet) >>> continue to become hotter and hotter until, at 4 miles of 3:00 rate >>> work, we've seen temperatures as high as 240F. this heat buildup is >>> probably pathologic at 120F and up, since nails travel through the >>> shoes and into the sensitive laminae of the hoof. =========== Why not mist water onto the belt? -- Eric Larson | University of Illinois at Urbana-Champaign USDA/Agronomy | 190 PABL; 1201 W. Gregory; Urbana, IL 61801 elarson@ux1.cso.uiuc.edu | Voice 217.244.3079 Fax 217.244.4419 Fidonet: 1:233/4.1 | My opinions are my own, but correct :-)
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 107c0a,52ecc794ae37efc5 X-Google-Attributes: gid107c0a,public X-Google-Thread: 1141dc,711e9de3a657a613 X-Google-Attributes: gid1141dc,public X-Google-Thread: f665a,52ecc794ae37efc5 X-Google-Attributes: gidf665a,public X-Google-Thread: 1086ba,52ecc794ae37efc5 X-Google-Attributes: gid1086ba,public X-Google-Thread: 10c3c1,52ecc794ae37efc5 X-Google-Attributes: gid10c3c1,public X-Google-Thread: 1119a6,52ecc794ae37efc5 X-Google-Attributes: gid1119a6,public X-Google-ArrivalTime: 1994-12-29 15:27:10 PST Path: arc1-ca.pugleaf.net!nntp.gmd.de!Germany.EU.net!EU.net!howland.reston.ans.net!vixen.cso.uiuc.edu!ux1.cso.uiuc.edu!elarson From: elarson@ux1.cso.uiuc.edu (larson eric) Newsgroups: sci.materials,rec.equestrian,bionet.general,sci.bio,sci.engr.biomed,sci.bio.technology,sci.bio Subject: Re: Interesting friction problem Date: 29 Dec 1994 19:46:31 GMT Organization: University of Illinois at Urbana Lines: 23 Distribution: inet Message-ID: <3dv3mn$565@vixen.cso.uiuc.edu> References: <3co66u$l6d@newsbf01.news.aol.com> <parkD1GGAI.7KA@netcom.com> <DennisonC.105.2F02F229@biochem.unp.ac.za> NNTP-Posting-Host: ux1.cso.uiuc.edu