FRICTIONALLY EXCITED THERMOELASTIC INSTABILITY AND THE SUPPRESSION OF ITS EXPONENTIAL RISE IN DISC BRAKES

被引:13
作者
Honner, M. [1 ]
Sroub, J. [1 ]
Svantner, M. [1 ]
Voldrich, J. [1 ]
机构
[1] Univ W Bohemia, New Technol Res Ctr, Plzen 30614, Czech Republic
关键词
Disc brakes; Hot spot measurement; Hot spot modelling; Thermoelastic instability; CONTACT;
D O I
10.1080/01495731003733102
中图分类号
O414.1 [热力学];
学科分类号
摘要
This paper deals with processes of thermoelastic instability occurring on brake systems that become evident as a non-uniform distribution of temperature with hot spots on contact surfaces. Thermoelastic instability is accompanied by the exponential rising of temperature amplitudes of hot spots during its initial linear phase. The authors discuss different mechanisms of interruption of the growth, based on experimental and computational results. An example of experimental data is presented for the case of a disc brake.
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页码:427 / 440
页数:14
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