Static friction at high contact temperatures and low contact pressure

被引:10
作者
Jeremic, B. [1 ]
Vukelic, D. [2 ]
Todorovic, P. M. [1 ]
Macuzic, I. [1 ]
Pantic, M. [1 ]
Dzunic, D. [1 ]
Tadic, B. [1 ]
机构
[1] Univ Kragujevac, Fac Engn, Dept Prod Engn, Kragujevac 34000, Serbia
[2] Univ Novi Sad, Fac Tech Sci, Dept Prod Engn, Novi Sad 21000, Serbia
关键词
coefficient of static friction; high temperatures; specific pressure; inclined plane; measuring instrumentation; ROUGH SURFACES; COEFFICIENT; TRANSITION; SOLIDS; PAIRS;
D O I
10.3103/S1068366613020037
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
The problem of measuring static friction at high temperatures and low contact pressures is theoretically analyzed, as well as the instruments for the accurate determination of the coefficient of static friction at high temperatures for contact pairs made of steel and bronze. The results of experimental investigation show that at low contact pressure and temperature above 120A degrees C coefficient of static friction dramatically increases. This increase in the coefficient of friction can be of great practical value with regard to the load capacity of contacts where external forces are balanced with friction forces.
引用
收藏
页码:114 / 119
页数:6
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