| 1. | Influence of temperature on cam - tappet lubrication in an internal combustion engine 挺柱润滑的影响研究 |
| 2. | Before design cam , the tappet displacement curve has to be design 在设计凸轮之前,首先进行挺柱升程曲线的设计。 |
| 3. | On simulation of cam - follower wear model under circumstances of matlab simulink 的内燃机凸轮挺柱磨损数值计算的仿真研究 |
| 4. | Research on a calculation method of wear value of a cam - follower in an internal - combustion engine 内燃机凸轮挺柱磨损数值计算方法的研究 |
| 5. | According to the tappet displacement curve , the design of cam profile can be carried out by " reversal method " theory 根据得到的挺柱升程曲线,利用“反转法”的原理进行凸轮轮廓曲线的设计。 |
| 6. | For developing the software , the contact pressure between the cam and the follower can be gained by traditional hertz theory formula 为了有利于软件的开发,在仿真中选择hertz理论公式求解凸轮挺柱间的接触应力。 |
| 7. | The paper ' s design mainly includes two parts . fist part is the tappet displacement curve ' s design , and many dynamics calculation has to be done based on the dynamic design . second part is to design cam profile curve 本文的设计主要包括两大部分,第一部分为挺柱升程曲线的设计,按照动态设计要进行大量的动力学计算,第二部分是凸轮轮廓曲线的设计。 |
| 8. | In this paper , based on the wear theory , the wear mechanism and the main disable forms are discussed . the more appropriate archard wear calculation model is selected . the cam ' s wear model in view of the influence of surface topography is established 本文以磨损理论为基础探讨了内燃机凸轮挺柱的磨损机理及主要失效形式,选择了比较合适的archard磨损计算模型,建立了考虑表面形貌的凸轮磨损计算模型,得到凸轮磨损的数值仿真模型。 |
| 9. | While according to dynamics correction method , the valve displacement curve has to be design , which can be acquired by boundary condition and calculation method . then by dynamics analysis , the tappet displacement curve equation can be obtained based on the dynamics differential equation . thus , the design of cam profile can be carried out based on the tappet displacement curve equation 按照动态设计的动力学修正方法进行设计时,又得先进行气门升程曲线的设计,利用一定的边界条件和计算方法得到气门确定的运动规律,再通过动力学分析,根据建立的动力学微分方程,经过计算得到挺柱的升程曲线方程,至此,就可以根据挺柱的升程曲线进行凸轮轮廓曲线的设计。 |
| 10. | According to the characteristics of the overhead camshaft valve train , the author thoroughly analyzed the kinematics and dynamics concerned in the design of valve train cam profile . the results illuminate the influence of valve timing , ample factor as well as the contact stress between cam and tappet on the design of cam profile 根据顶置凸轮轴式配气机构的特点,文章深入分析了在配气凸轮型线设计中必须涉及的运动学及动力学问题,说明了配气定时、丰满系数及凸轮与挺柱间接触应力对凸轮型线设计的影响。 |