刚度

复杂结构的轴类零件弯曲刚度CAD

Bending Rigidity CAD of Complex Structure Shaft Parts

当板的剪切刚度C→∞时，本文结果与结果相一致。

When the shear rigidity C →∞, the result in this paper is coincided with the result of [ 5 ] .

建立p型有限元刚度矩阵的快速方法及分析

An Analysis and Improvement of the Vector Quadrature Method for p Version Finite Element Matrices

PAROS给出的柔性铰链绕z轴的转动刚度（柔度）计算公式相比，提出了更为简洁、精确的转动刚度计算公式，使其有利于柔性铰链的设计和分析。

This will be propitious to the design and analysis of flexure hinges .

MSP法中破损刚度模型初步研究

Primary Research on MSK Model of MSP Method

取变截面梁柱单元的挠度函数w为五次多项式，用最小势能原理解w及梁柱的刚度系数。

Taking a fifth-order polynomial as the deflection function w of a non-uniform beam-column , the stiffness coefficient and w can be determined by the principle of minimum potential energy .

应用模型进行了板式轨道的参数研究，主要是针对板式轨道的扣件刚度和CA砂浆厚度来进行；

A study of parameter work is processed using the vehicle and track model . The key parameter is the rigidity of the fastening system and the height of the CA layer .

应用HHT方法识别刚度突降线性SDOF体系的动力特性

Applying HHT to Identifying the Dynamic Properties of Linear SDOF System with Sudden Drop of Rigidity at Some Instant

通过建立板簧总成片与片之间的接触单元，采用ANSYS有限元分析软件对某一新型混合动力牵引车前悬架的上、下板簧总成的刚度和强度进行分析。

Stiffness and strength of upper and lower leaf spring assembly of the front suspension in a new compositely powered traction vehicle are calculated respectively with the ANSYS finite element analysis software .

采用ANSYS对竖向荷载作用下钢筋混凝土梁板体系中梁板的相互作用关系进行研究分析，通过调整梁板相对刚度α来分析梁的刚度对板弯矩的影响。

By means of finite element analysis software ANSYS , the influence of beam-to-slab relative stiffness on the moment of the slab in RC floor system under the vertical load is mainly investigated .

HT-7U超导托卡马克装置极向场线圈的等效弹性常数及其残余刚度

Equivalent Elastic Constants and the Residual Stiffness of Poloidal Field Coils For the HT-7U Superconducting Tokamak Device

通过等刚度置换原则，探讨了采用FRP设计汽车壳体并达到金属壳体的性能和要求。

By the principle of equal-rigidity substitution , the design of the automobile shell with FRP is explored and the performance and requirement of the metal shell can be achieved .

针对磁悬浮控制系统的刚度问题，采用PDF控制方式，以抗干扰作为设计目标，以具体的实验数据进行分析和计算。

The PDF control is presented for the problem of disturbance attenuation in a electromagnetic suspension system . Based on the ESS experimental data , PDF and PD controller are designed .

结果表明：pushover方法是目前对结构进行在罕遇地震作用下弹塑性分析的有效方法；PΔ效应随着结构屈服和结构刚度退化的影响越来越明显。

The results indicate that Push-over method is an effective method to carry out elastic analysis of structure under the action of rare occurence of earthquake at present , P - Δ effect becomes more and more apprent with the degradation in structure yield and structure stiffness .

研究了机翼的两种铺设方式：即周向均匀刚度配置（CUS）和周向反对称刚度配置（CAS）。

Two types of lay-ups of the composite wing , namely , circumferentially uniform stiffness ( CUS ) configuration and circumferentially asymmetric stiffness ( CAS ) configuration , are investigated .

分析了LPG球罐改造成天然气球罐的有关技术问题：强度和刚度的复核、球罐检验、接管和人孔的改造、设计寿命计算。

The related technological problems in changing LPG spherical tank to natural gas spherical tank , including check of strength and rigidity , test of spherical tank , reform of connector and manhole , calculation of design life are analyzed .

通过改变加固钢筋的直径、数量及强度等级，研究了本加固法对二次受力的RC梁的极限承载力，破坏形态，截面刚度及裂缝分布等的影响。

Through changing the diameter , number and intension grade of reinforcing steel bar , the effect of the strengthening measure on the ultimate load is tested on secondary load 's RC beams , mode of failure , section stiffness and fissure distribution .

Marc对空气弹簧的非线性垂向刚度特性进行了数值模拟，分析了胶囊内压、帘线角、铺层厚度、帘布线层数对空气弹簧垂向刚度特性的影响。

Marc . The influence of several parameters such as inner pressure , angle of fiber , fiber layer number and fiber layer thickness on the vertical stiffness characteristic of the air spring is simulated and analyzed .

用算符分解算法（AOM）研究了扭矩波动和时变啮合刚度对拍击门槛转速的影响。

A-operator method ( AOM ) is used to study the influence of the torque fluctuation and time-varying meshing stiffness on rattling threshold speed of the gear system .

我们发现这项垂直自旋刚度会导致磁畴壁偏离理想的Neel结构而出现螺旋形结构。

We show that the vertical spin stiffness makes the domain wall violate the ideal Neel wall structure , resulting in a spiral feature .

以纤维模型模拟双向地震作用下混凝土柱的双轴弯曲，考查刚度偏心es、强度偏心ep和自振周期T等因素对结构扭转的影响。

Fiber model is used to calculate the interaction of biaxial bending deformation in reinforced concrete columns . The effect of the system parameters on inelastic torsional response is evaluated : stiffness eccentricity es , yield strength eccentricity ep and lateral period T.

即在第一轮计算角变力矩和位变力矩时，根据刚度比Kz/Kl和层数γ将初值予以扩大，从而加快了收敛速度。

I.e , calculating the angular moment and the displacement by the first turn with amplifying the initial value according to the stiffness ratio K_Z / K_l and the bedding number γ, so as to quicken the speed of convergence .

利用Fourier-Bessel级数展开法给出了圆弧形层状凹陷地形对平面SH波散射二维问题的一个解析解，分析了层状凹陷地形沉积排列顺序、软夹层刚度和厚度等因素对SH波散射的影响。

An analytical solution for 2-D scattering of plane SH waves by a circular-arc layered canyon is derived by Fourier-Bessel expansion technique , and the effects of alluvial sequence , stiffness and thickness of the soft alluvium are discussed .

再次根据概率统计理论并结合Monte-Carlo方法，将组合梁设计参数看作随机变量，分析了刚度折减系数的概率特性，近似得出刚度折减系数的概率分布函数和特征值。

Thirdly , considering the design parameters of composite beams as random variables , the probability nature of rigidity reduced factor is analyzed using probability theory and Monte-Carlo method , thus , the probability distribution function and characteristic number of rigidity reduced factor is calculated .

目的评价加压空心螺钉固定时添加复合磷酸钙骨水泥（CCPC）对骨质疏松股骨颈扭转刚度的影响。

Objective To evaluate the torsion rigidity of osteoporotic femoral neck under the condition of internal fixation with hollow compression screw and infusion of composite calcium phosphate cement ( CCPC ) .

结合有限元法和Geddes公式的计算结果表明，筏板刚度还引起附加应力沿深度分布的变化及附加应力影响深度的变化。

Combined the results by finite element analyzing and Geddes ′ stress formula calculating , the raft rigidities also impact the relationships between vertical additional stress and depth and stress ' respondence depth .

斜隅支撑框架体系（KBF）是一种新型耗能支撑框架钢结构体系，它具有延性好、抗侧移刚度大、震后容易修复的特点。

The knee bracing steel frame ( KBF ) is a new kind of energy dissipating frame , which combines excellent ductility and lateral stiffness .

研究结果表明，转K6转向架每轴箱橡胶垫的纵、横向刚度应在14MN/m、12MN/m以上方能满足转K6转向架最高商业运营速度的要求。

In order to reach the maximum commercial travel speed , the results show that the longitudinal and lateral stiffness of the rubber pad should not be less than 14MN / m and 12MN / m respectively .

文中还叙述了DDJ程序中数据管理的特点，主从关系转换的理论，总刚度阵拼装的技巧和方程右端项的形成办法。

The feature of DDJ data management , the theory of master-slave transformation , the technique of global stiffness matrix assemblage and the formation of external force vectors are described in the text .

通过建立新型位移函数，推导3种类型板（壳）条的单元刚度矩阵，按一般有限条法步骤，编制成程序FSVM。

A new kind of displacement function is established , unit stiffness matrixes of three types of plate ( shell ) strip are deduced , and the program FSVM is made according to the step of common finite strip method .