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- Comprehensive function of varying contact length backup roll(VCR)is analyzed by using the finite element model for elastic deformation of rolls. 利用建立的有限元辊系弹性变形模型,分析了变接触支持辊(VCR)的综合性能。
- An iterative algorithm is advanced to work out contact length and vertical load and frictional force distribution in longitudinal direction. 采用迭代算法计算了印迹长度及垂直载荷与摩擦力在纵向的分布。
- The application results show that the distribution of roll contact pressure was meliorated, and the life of the backup roll was improved. 结果表明,优化后的辊型曲线改善了辊间压力的分布情况,降低了轧制末期工作辊边部对支撑辊的磨损,提高了支撑辊轧制质量。
- Among available tire models, most are focused on the horizontal forces developed by varying sideslip angle under constant vertical load and contact length. 摘要以往的轮胎水平力学特性理论模型,都是在恒定垂直载荷和印迹长度不变的前提下建立的。
- Rolling Contact Fatigue of Rails: What Remains to be Done? 钢轨滚动接触疲劳的进一步研究?
- contact length between the tool and chip 刀具切屑接触长度
- These materials are suitable for fabrication of the cage of rolling contact bearings. 这些材料适宜于制造滚动轴承的保持架。
- Introduction Lift-out roll contacts with the glass ribbon immediately after being taken out from the tin bath to support and transfer the glass ribbon to the annealing lehr. 在浮法玻璃生产线上的提升辊、输送辊与通过锡浴的玻璃板接触,其辊面附着熔融锡。
- The surface spalling and fatigue failure may occur after a long time of service, during wheel-rail rolling contact. 摘要钢轨钢的接触疲劳一直为铁路运输部门和研究机构所重视。
- But the study on the rolling contact fatigue failure mechanism of super hard material coati-ngs is in grope. 但是目前对于超硬涂层材料滚动接触疲劳失效机理的研究还处于探索之中。
- Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
- The contact geometry parameters and rigid creepages of wheelset and track in rolling contact are analyzed. 分析计算了锥型踏面轮对沿轨道滚动接触时轮轨接触几何参数和不同运动状态下的轮轨之间的刚性蠕滑率。
- Improved osculation conditions and additional profiles further optimise the rolling contact. 改进osculation条件和额外的设定档进一步优化的滚动接触。
- But some assumptions made in his theories are not always in accordance with the conditions of real W/R rolling contact. 但他的理论研究的许多前提条件与实际轮轨滚动接触问题有一定的差异。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- Study on Tool-chip Close Contact Length in metal cutting 金属切削加工中刀-屑紧密型接触长度的研究
- The desk calculator use a roll of paper. 这台台式计算机使用卷纸。
- Braat, G. F.M.,“Theory and Experiments on Multi-Layered,Viscoelastic Cylinders in Rolling Contact”,Technische Universiteit Delft, Phd Thesis,1993. 纪伟翔,新型分纸机构设计与分析,国立清华大学动力机械工程研究所硕士论文,民89。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- Design of data measurement and control system was introduced for bearing balls rolling contact fatigue(RCF) life test rig. 介绍了疲劳试验机数据测量系统和控制系统的设计,主要阐述了数据采集方法和控制过程。