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author:

吴玄弦 (吴玄弦.) [1] | 易思利 (易思利.) [2] | 杨宇 (杨宇.) [3] | 侯琳熙 (侯琳熙.) [4]

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CQVIP PKU CSCD

Abstract:

利用具有不同形貌和孔道结构的纳米介孔Si O_2作为添加剂,制备了含纳米介孔Si O_2的锂基润滑脂,采用Anton-paar NHT3纳米压痕测试仪和Anton-paar MCR302旋转流变仪考察了纳米介孔Si O_2形貌、孔道结构以及质量分数对锂基润滑脂摩擦学性能和流变学性能的影响.结果表明:球状的纳米介孔Si O_2添加剂能更有效降低锂基润滑脂的摩擦系数,增强锂基润滑脂的骨架稳定性,改善锂基润滑脂触变性,提高润滑脂的抗剪切能力以及热稳定性能.在中低剪切速率下对流变试验数据进行拟合,提出了基于纳米介孔Si O_2添加剂温度和质量分数参数的润滑脂改进型流变模型.

Keyword:

O2 摩擦学性能 流变行为 纳米介孔Si 锂基润滑脂

Community:

  • [ 1 ] 福州大学石油化工学院,福建福州350116

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Source :

摩擦学学报

ISSN: 1004-0595

Year: 2018

Issue: 4

Volume: 38

Page: 401-409

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 3

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