请哪位达人帮忙翻译一下

来源:百度知道 编辑:UC知道 时间:2024/06/23 02:31:40
SUMMARY
Cold rolling of steel is a dynamic process that operates in both the boundary and elastohydrodynamic lubrication regimes. Additives and less importantly esters/mineral oils are involved with boundary lubrication, whilst the converse is true for elastohydrodynamic lubrication. Film thickness measurements were determined on eight base oils, by elastohydrodynamic interferometry, at 50, 100 and 150oC, 0.54
GPa Hertz contact pressure, and at a mean rolling speed from 0.01 to 4 ms-1. Film thickness ‘h’ was found to be speed, pressure and temperature dependent. Most fluids show an almost linear dependence of a log h versus log U (mean speed) at all three temperatures, as predicted from equation 3. Film thickness was found to decrease with temperature, up to 600nm in some cases and is attributable to a reduction in viscosity. At low speeds (0.01ms-1) film thicknesses ‘h’ are generally in the 5-10 nm range. At high speeds, however, a continuous supply of lubricant is supplied

概要
冷轧钢是一个动态的过程,经营中的边界和弹流润滑制度。添加剂和同样重要的酯/矿物油是涉及边界润滑,而此相反,对弹流润滑。薄膜厚度测量,确定8个基础油,由弹干涉,在50 , 100和150oC , 0.54
千兆赫兹的接触压力,并在平均轧制速度从0.01至4毫秒, 1 。薄膜厚度的H被发现的速度,压力和温度的依赖性。大多数液体显示,几乎线性相关的日志记录h与铀(指速度)在所有三个温度,作为预测方程3 。薄膜厚度,发现随温度的降低,直至600nm在某些情况下,这是由于减少了粘度。在低速( 0.01ms - 1 )膜厚的H一般都在5-10纳米范围内。在高速然而,一个连续供应的润滑油供应的入口地区的融合区,钢球-玻璃界面,通过动议促表面和薄膜厚度1 00- 10 00nm。计算的压力粘度系数( α )发现价值,为2.7千兆- 1 150oC 30.4千兆- 1 50oC 。更多的分支分子给予较高( α )值,而线性分子给予较低( α )的价值观和这个相关,与薄膜厚度测量。结果发现,根据赫兹接触的0.54千兆,试验样品6日增加了其理论粘度近6000倍,其粘度在1列。这将有助于理解形成流体力学电影僵化会导致弹平缓的工作负荷下卷。薄膜厚度测量的水包油乳剂发现了对石油的依赖雾滴大小(消耗臭氧层物质) 。乳液甲(消耗臭氧层物质= 22.74μm ) ,其次几乎线性增加薄膜厚度润滑剂的H的速度,而乳液乙(消耗臭氧层物质= 4.15μm )展示了减少薄膜厚度在高速。这表明,作为滚动接触的增加速度较稳定的乳状液不能释放足够的润滑剂进入辊几何导致饥饿。有趣的是注意到,运动粘度的乳液A是只有60 mm2s - 1 ,而乳液B是140 mm2s - 1 。通常薄膜厚度较高的高粘度材料,但饥饿是一种显性效应在这里。

概要
冷轧钢是一个动态的过程,经营中的边界和弹流润滑制度。添加剂和同样重要的酯/矿物油是涉及边界润滑,而此相反,对弹流润滑。薄膜厚度测量,确定8个基础油,由弹干涉,在50 , 100和150oC , 0.54
千兆赫兹的接触压力,并在平均轧制速度从0.01至4毫秒, 1 。薄膜厚度的H被发现的速度,压力和温度的依赖性。大多数液体显示,几乎线性相关的日志记录h与铀(指速度)在所有三个温度,作为预测方程3 。薄膜厚度,发