LiuYuwei1, LiHeyan2, YeFuhao3, et al. Research on the influencing factors of contact heat conduction between sliding rough surfaces[J]. Journal of Mining Science and Technology, 2019, 4(3): 246-253.
Citation: LiuYuwei1, LiHeyan2, YeFuhao3, et al. Research on the influencing factors of contact heat conduction between sliding rough surfaces[J]. Journal of Mining Science and Technology, 2019, 4(3): 246-253.

Research on the influencing factors of contact heat conduction between sliding rough surfaces

  • Thecontactheatconductionproblembetweentheroughslidingsurfaceswasstudiedthrough secondary development of finite element software ABAQUS*The thermal contact conductance was definedasafunctionoftheslidingspeed,thelocalcontactpressure,materialpropertiesandthesurface roughness,andtheeffeecsofthreedimensionlessparameterswerealsoanalyzed*Theresultsrevealthat reciprocatingmotionhasasignificantinfluenceoncontactheatconduction*Whenheatconductionbe⁃ tweenslidingsurfacesreachastablestape,thedimensionlessmeanheatfluxperunittimeincreases withtherisingdimensionlessparametersηandω ~,whichtheheatconductiondecreaseswiththereduc⁃ tionofthecontactpressureandthegrowthofthesurfaceroughness*Besides,thevariationsofthedi⁃mensionlessaveragetemperatureareconsistentwiththoseofthedimensionlessaverageheatflux*
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