纳米铜作为N32润滑油添加剂的摩擦学性能研究

Tribology(2010)

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Abstract
本文借助电子扫描透镜(TEM)和X-射线衍射仪(XRD)对油溶性纳米铜颗粒进行了物相分析,通过四球试验机钢-钢摩擦副确定了纳米铜颗粒作为N32润滑油添加剂的最佳添加量,并比较了含有纳米铜最佳添加量的N32基础油和纯N32基础油润滑条件下电主轴的噪声、振动速度有效值和温升值.结果表明:纳米铜添加质量分数为0.5%时,摩擦系数和磨斑直径最小,且电主轴产生的噪音、振动速度有效值和温升值低于同一转速下使用纯N32基础油的结果.
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Key words
Cu nanoparticle additive,Motorized spindle,Oil additive,Tribological property
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