1) stiffening coefficient
刚化系数
1.
Based on the concept of spacial plane and finite element method,this paper calculates the axial force plane of blade nodes and the first three orders of natural frequency plane with two variable parameters of time and rotational speeds,and the stiffening coefficient is also used to describe the stiffening degree of the blade,and then presents the correction formula of frequency.
基于空间面的概念,本文应用有限元理论计算了随时间和转速二维坐标变化的叶片节点轴力面和叶片的前三阶自振频率面,同时引入刚化系数的概念,定量地描述了叶片的刚化程度,并给出了频率修正公式,结果分析表明本文采用的方法可以模拟旋转叶片产生离心刚化效应后的动力特性,更准确地反映叶片的实际动力特性。
2) stiffness degeneration coeffcient
刚度退化系数
1.
Through analyzing the load-displacement curves and skeleton curves the changing law of stiffness degeneration coeffcient with sample top displacement can be obtained compared to the stiffness degeneration law of common R.
通过对试验所得各试件滞回曲线及骨架曲线的分析,得出刚度退化系数随试件顶点位移变化的规律,并与有关文献中普通钢筋混凝土剪力墙刚度退化规律进行比较。
3) stiffness coefficient
刚度系数
1.
Prediction of stiffness coefficient of short-fiber reinforced composites;
短纤维增强复合材料刚度系数预测
2.
Selection methods on damping coefficient,stiffness coefficient and time step in granular distinct element method;
颗粒离散元法中阻尼系数、刚度系数和时步的选取方法
3.
The formulas, for calculating the equivalent flexural rigidity of helical cutting tube, and stiffness coefficient at the bottom of spindle inner tube were derived.
首先推导了纺纱锭子中开螺旋槽弹性管的等效抗弯刚度及底部刚度系数的计算公式,分析了弹性管各参数对其刚度及振动性能的影响,并进行了模态测试,实验值与计算值基本一致。
4) stiffness factor
刚度系数
1.
By solving flexibility and stiffness factor,this paper presents element stiffness matrix of parabolic wedge-shaped beam with rectangular section in cross-beam structures.
本文通过求矩形截面抛物线楔形梁的单元柔度系数和刚度系数,提出了交叉梁系结构中矩形截面抛物线楔形梁的单元刚度矩阵,通过求矩形截面抛物线楔形梁的载常数,提出了交叉梁系结构中矩形截面抛物线楔形梁上几种作用荷载的等效节点荷载。
2.
By solving flexibility and stiffness factor,this paper presents element stiffness matrix of parabolic wedge-shaped beam of rectangular section in plane frame structure.
本文通过求矩形截面抛物线楔形梁的单元柔度系数、刚度系数,提出了平面框架结构中矩形截面抛物线楔形梁的单元刚度矩阵。
3.
In terms of the characteristics of grid-beam,the stiffness factor formula was established,which provided theoretical basis for calculating the deflection of grid-beam.
研究了钢筋混凝土井字梁抗弯刚度计算问题,针对井字梁的受力特点,推导出刚度系数,使复杂的刚度计算简便 为进一步计算结构位移提供条
5) rigidity coefficient
刚度系数
1.
The planar micro-spring is commonly used in MEMS, the rigidity coefficient of the spring changes with the structural form of the spring.
平面微型弹簧是微机械电子系统(MEMS)中一种常用的弹性元件,其蛄构形状的不同将显著影响其刚度系数。
6) stiffness coefficients
刚度系数
1.
Using Castigliano s theorem, this article deals with solving the relationship between end force and displacement of beam elements stiffness coefficients.
采用卡氏定理求解平面梁单元的端内力与梁端位移之间的关系——刚度系数，简洁易行，尤其是推导梁单元具有弹性支承时的单元刚度系数。
补充资料：轧机刚度系数
轧机刚度系数
rigidity coefficient of rolling mill
zhalj gongdu xishu轧机刚度系数(rigidity eoeffieient of rollingmill)使轧机产生纵向单位弹性变形所需施加的轧制力。其几何意义为轧机弹性曲线直线段的斜率，记作 dP K~~共气 “m ds式中d尸为轧制力增量;ds为辊缝增量;Km为轧机刚度系数，其量纲为kN/mm。因此，某一轧机的刚度系数可根据轧机的弹性曲线的斜率计算确定。实际上，由于轧制时轧棍和整个车L机在负荷作用下温度升高，辊缝发生变化而成为一个变值，轧辊的圆度和安装偏差会造成轧件的纵向厚度偏差呈高频周期性变化，轧件、一公淤叮派李点- 翻~香爪~~咋今粉~ 轧钢机按机架排列分类 a一单机架;吞一横列式;一顺列式;d一棋盘式;~半连续式;了一连续式宽度也会影响轧辊的弯曲弹性变形等，所以为了提高轧件厚度控制的精确度，轧机的刚度系数一般都通过现场实测方法得到。但也可以在用解析方法分别算出轧辊的刚度系数K，、机架的刚度系数KZ、安全臼的刚度系数K3、压力传感器的刚度系数K4等之后，按下式计算 1 K，~— 1 .1 .1 .1 分+分十含+亡 K:1 KZ’K3’K4因此，K。又称等效刚度。 (赵以相)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条