The main directions and the first results of developing friction modifiers for a rail-freight car wheel system are presented. A model for calculating forces of rolling friction with longitudinal and lateral creep is proposed. The relative slip and the thermal state of the contact zone are assessed. The concept of developing modifiers is presented and results of laboratory tribotests of steel specimens with one of the variants of modifying coatings are presented.
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Southwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R ChinaSouthwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R China
Wang, W. J.
Liu, T. F.
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Southwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R ChinaSouthwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R China
Liu, T. F.
Wang, H. Y.
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Southwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R ChinaSouthwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R China
Wang, H. Y.
Liu, Q. Y.
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Southwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R ChinaSouthwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R China
Liu, Q. Y.
Zhu, M. H.
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Southwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R ChinaSouthwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R China
Zhu, M. H.
Jin, X. S.
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Southwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R ChinaSouthwest Jiaotong Univ, Tribol Res Inst, State Key Lab Tract Power, Chengdu 610031, Peoples R China