纳米工业齿轮油让齿轮工作高效和谐
2008-05-16 14:36:31
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">一种由北大留美博士李正孝教授研发的纳米工业齿轮油添加剂在使用齿轮油的机械上所表现出来的神奇节电功效受到相关专业人士的高度重视。各地工矿企业的实验预约电话应接不暇,都是询问使用效果、预约添加试验的。</SPAN><SPAN lang=EN-US><FONT face=Calibri> </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin"> 将滚珠加到润滑油中去,让滑动摩擦变成滚动摩擦,让轴变成轴承,是机械摩擦专家们几代人梦寐以求的构想,遗憾的是解决不了添加的热力学稳定问题。纳米技术的发展让梦想成真。据中国工程机械学会秘书长刘昌平教授介绍:这种添加剂的添加改变了齿轮油的结构,让均匀相的齿轮油中热力学稳定地悬浮了数密度为</SPAN><SPAN lang=EN-US><FONT face=Calibri>10</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">的</SPAN><SPAN lang=EN-US><FONT face=Calibri>16</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">次方的纳米金刚石滚珠(直径为</SPAN><SPAN lang=EN-US><FONT face=Calibri>10</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">纳米)。首先通过在极压表面上形成的滚珠轴承结构膜让啮合摩擦副表面之间的滑动摩擦变为滚动摩擦,从而降低了极压状态下的摩擦损耗;另外,这种作用还会降低啮合摩擦副表面之间抗极压油膜的滑动扰动,减少了油膜的破损概率,从而提高了齿轮油的抗极压性能,也避免了磨损。</SPAN><SPAN lang=EN-US><FONT face=Calibri> </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin"> 在天津大邱庄轧钢厂等数十家企业的减速机应用验证了上述说法。在</SPAN><SPAN lang=EN-US><FONT face=Calibri>1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin">比</SPAN><SPAN