郭新毅,张向军,张斌,胡志红,王宇,王哲

• 1:中广核风电有限公司
• 2:清华大学高端装备界面科学与技术全国重点实验室
• 3:清华大学天津高端装备研究院

摘要(Abstract)：

选用碳纳米管、纳米导电炭黑作为添加剂，制备了两种导电润滑脂，对两种导电润滑脂进行了滴点、热重、抗氧化性能等理化性能测试，并基于自主研发的轴承载流摩擦试验台进行轴承台架试验，观察并研究了轴承的载流摩擦学特性，探索润滑脂性能对轴承抗电蚀性能的影响。结果表明：加入碳纳米管的润滑脂，滴点并未下降，且热分解温度提高，氧化诱导期延长约44%,摩擦系数及磨斑直径变化不大，磨损体积减小约50%;加入纳米导电炭黑的润滑脂，滴点降低约40℃,热分解温度降低约3℃,氧化诱导期延长约4%,摩擦系数及磨斑直径变化不大，磨损体积减小约90%。两种润滑脂均可有效减小轴承的电蚀程度。

关键词(KeyWords)： 润滑脂;导电;载流摩擦;电机轴承;电蚀

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51975316)

作者(Author): 郭新毅,张向军,张斌,胡志红,王宇,王哲

DOI: 10.13289/j.issn.1009-6264.2023-0461

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