In view of the fact that the crank and rocker mechanism needs to be designed by change coefficient of stroke speed and it also needs the transmission angle of extreme position,the paper advances some ways of design with relative extremes.
针对曲柄摇杆机构中按行程速度变化系数设计 ,又有极限位置传动角要求的问题 ,提出了用相对极点法来设计的方法 。
In this paper,a convient method by graphic for designing crank and rocker according to stoke speed ratio K and auxiliary conditions(known crank length)is introduced,and the method is then demonstrated.
介绍了按行程速比系数K设计曲柄摇杆机构时,根据某一附加条件(已知曲柄长度)用作图法求解的简便方法,并进行了论证。
This paper introduces a new analytical formula for designing a planar rank and rocker mechanism according to travel velocity-ratio coefficient.
介绍推导了按已知的行程速比系数k、摇杆的长度c和摆角Ψ及其余三个构件中任意一个构件的长度,并由此确定其余各构件长度的解析公式。
Via introducing the "Auxiliary Circle Ⅰ" and "Auxiliary Circle Ⅱ" , the paper contributes a new way to improving the traditional graphic method for designing the crank-rocker mechanism in according with the travel velocity-ratio coefficient K , and makes the design process more simple and direct.
通过引入辅助圆 和辅助圆 ,对传统的按行程速比系数 K设计曲柄摇杆机构的图解法作了改进 ,使设计过程更简单、直接 ,在此基础上经过简单计算给出了 4种条件下的曲柄摇杆机构的设计方法。
This paper makes deep and systematic researches on the theoretical task according to travel velocity-ratio coefficient K and allowable transmission angle,and draws some conclusions of guiding significance for the analysis and synthesis of type Ⅰ as well as type Ⅱ planar crank and rocker mechanisms.
对兼按行程速比系数K和许用传动角 [γ]设计平面曲柄摇杆机构的理论课题进行了系统的讨论 ,得到了若干对Ⅰ型、Ⅱ型平面曲柄摇杆机构分析与设计有关的结
The mechanism offset double crank slider not only has the characteristic of super quick-return (k>3),but also has variety time ratio.
偏置双曲柄滑块机构不仅具有k>3的超急回运动特性,而且具有可变急回运动特性,机构中各构件尺寸一定时,仅仅改变其相对安装位置,便可获得不同的行程速比系数。
The time ratio of this mechanism is changed only the setting position is changed, when the sizes of all links are determined.
分析了对心双曲柄滑块机构急回运动特性,结果证明,该机构不仅具有超急回运动特性的可能性,而且在各构件尺寸一定的情况下,仅改变其相对安装位置便可使其具有行程速比系数不同的急回运动特征。
By means of assistant circles, this paper solved the problem of designing planar crank slide block mechanism on the condition of time ratio, additional with the crank length L 1 or the connecting rod length L 2 .
本文通过引入两个辅助圆，成功地解决了在已知行程速比系数Ｋ后，再给定辅助条件———曲柄长度Ｌ１或连杆长度Ｌ２时，平面曲柄滑块机构的设计问题。
The Graph Design of Four-bar Mechanism In K>3;
行程速度变化系数K大于3的四杆机构图解设计法
A theoretical analysts on the relationship between the drape coefficient of fabric and its revolving speed
织物悬垂系数随旋转速度变化的理论分析
Influence of the Changes of Consumption Coefficients on the Best Increasing Speed of National Economy
消耗系数变化对最优经济增长速度的影响
Study of Full Digital Induction Motor Speed-Sensorless Vector Control VVVF System;
感应电机全数字化无速度传感器矢量控制变频调速系统的研究
the use of statistical correlation to evaluate the strength of the relations between variables.
使用统计相关对变数之间的联系程度进行估计。
The program indicates: The arithmetic can carry on accurate and fast predigest to the complicated logic function of changeable quantity.
程序应用表明：算法能对多变量复杂逻辑函数进行准确快速的化简。
Flow control and ladder diagram of PLC are analyzed.
该系统具有操作简便,自动化程度高,运行速度快、靠性高等特点。
Simulation on Ram-air Rudder Vibration Parameters Change With Flight Speed
冲压式舵机自振参数随飞行速度变化规律的仿真
Calculation method of projectile drag coefficient variation versus altitude
超声速弹箭阻力系数随高度变化的计算方法研究
Strain-rate and Temperature Sensitivity Coefficient for TC11 Titanium Alloy
TC11钛合金应变速率和温度敏感系数
The Development of Parametric Design System of the Planetary Bevel-Type CVT and Thermal Field Analysis;
行星锥盘无级变速器参数化设计系统的开发和热场分析
Numerical simulation for velocity and pressure in filling stage of injection molded parts with uneven thickness
注塑充填过程变厚度截面速度压力场数值模拟
any variation in his routine was immediately reported.
在他行程的任何变化都被快速报道。
The acoustic velocity of a rock varies according to its elastic constants and density.
岩石的声波速度随其弹性常数和密度而变化。
Because of additional overhead, as swapping increases, the execution speed of your applications decreases.
由于附加的系统开销，当Windows 调出的程序数量增加时，应用程序的执行速度就会降低。
celeration factor
加速度系数;加速度因子;加速系数;加速因子
Parameter Optimization of Mechanism with Maximal Travel Velocity-ratio Coefficient Between Two Cusps
两尖点间行程速比系数最大机构参数确定
Based on the non-stagger grid technique, the momentum equation is solved by using Cartesian velocity components as solving variables.
运用非交错网格技术,以笛卡儿速度分量为动量方程的求解变量进行数值计算。