查询词典 dynamic friction

At impacting condition, rigid polyarethane foam, rubber, and MDF concrete exhibited static friction coefficient of 0.29, 0.285, 0.28 - 0.29, and dynamic friction coefficient of 0.25,0.24, 0.23 respectively when running against aluminum lever.

在冲击加载条件下硬质聚氨酯泡沫塑料与铝杆之间的静摩擦系数为0.29，动摩擦系数为0.25；硅橡胶与铝杆之间的静摩擦系数为0.285，动摩擦系数为0.24；MDF水泥与铝合金杆之间的静摩擦系数为0.28～0.29，动摩擦系数约0.23。

With increasing temperature of separate plate,shapes of friction torque became dissymmetrical,and dynamic and static coefficient of friction declined in this process.

以自制炭纤维增强纸基摩擦材料和45#钢为摩擦副，采用惯量试验方法研究了温度对摩擦副摩擦性能的影响。

Generally speaking, according to the GB 10006 (plastic film and slice method for determination of the coefficient of friction) and ASTM D1894 to film on the surface of dynamic and static coefficient of friction for forward and inverse.

凡是给根据GB 10006(塑料薄膜和薄片摩擦系数测定办法)和ASTM D1894来测定薄膜正反暗不天的不静静摩擦系数。

Dynamic response of sliding structure subjected to earthquake ground motion is calculated with a precise high order direct integration method, and the numerical results are presented in terms of maximum acceleration response spectra of supcrstructure and maximum sliding displacement response spectrum. By comparison with isolating effects of pure-friction base isolation system and resilient-friction base isolation system , it shows that the isolating characteristic of S-LF is superior to P-F and R-FBI. Through analyzing an engineering example, it is observed that the maximum inter-storey shear force and absolute acceleration of sliding structure to earthquake ground motion are very different from those of traditional structures.

提出了一种新型基础隔震模型，即带限位装置的摩擦隔震体系；基于此隔震模型，利用Floquet理论研究地面谐运动下S-LF结构的运动特性；并利用高精度的精细时程积分法，通过对地震作用下S-LF动力响应的计算，绘制了上部结构最大加速度反应谱和基底最大滑移量反应谱，并研究了各种结构参数对隔震的影响；通过与恢复力摩擦隔震系统和纯摩擦力滑移隔震系统的比较表明，S-LF的隔震性能优于P-F和R-FBI；对计算实例的分析发现，地震作用下S-LF结构的层间最大剪力和最大绝对加速度反应分布较一般传统结构有很大区别。

To study the dynamic response performance of reinforced concrete frame structure with friction energy dissipation braces,the element stiffness and mechanics model of the element of friction energy dissipation device and the element of frame bar are analyzed.

为研究钢筋砼摩擦耗能支撑框架结构的动力反应性能，对其中的摩擦耗能器单元和框架杆单元的单元刚度和力学模型做了分析。

Through the experiment research on the friction of the disk brake of the shaft winding in the different pressure,surface rough and oil pollution,the static and dynamic friction of the disk brake were calculated.

通过对矿井提升机盘式制动器在不同压力、表面粗糙度和油污状态下闸瓦和闸盘之间的摩擦力的试验测定，进一步得出闸瓦、闸盘间静摩擦系数和动摩擦系数。

In the current release, only dynamic friction is calculated. Static friction is planned for a later release.

在目前的版本中，只能计算出动力学摩擦力，静摩擦力计划在稍后的版本发布。

On the basis of experimental studies and analyses for friction dynamic characteristics, a new dynamical friction model structure is proposed.

因此随着现代机械朝着高精度、高性能方向的发展，对摩擦环节的建模以及动力学特性的研究就变得越来越重要。

A dynamic friction model is build and a friction observer is designed for ordinary position servo system.

从分析结果得知影响伺服系统低速性能的主要因素是摩擦力。因此，要提高电液伺服系统的低速性能，必须对摩擦力进行补偿。

The accuracy of the friction model directly affects the position precision,dynamic characteristics and friction compensation of mechanical systems.

针对预滑动摩擦的建模，重点介绍了几种描述预滑动摩擦的数学模型，并对各种模型的特点分别加以讨论。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"