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- Air is assumed as compressible,inviscid and potential,nonlinear stiffness matrix and coupling aerodynamic expression have been deduced. 假定空气是可压缩、无粘性和有势的,推导了薄膜结构的非线性刚度矩阵和空气与薄膜结构耦合作用的气动力表达式。
- On condition that the deformation of element is small, the stiffness matrix consists of linear stiffness matrix and geometrically nonlinear stiffness precisely. 在小变形条件下,该刚度阵精确地包含了梁单元的线性刚度阵和几何刚度阵。
- Geometric Nonlinear Stiffness Matrix Based on Tension-Compression and Torsion-Warping Interpolation Function 基于拉压与翘扭插值函数几何非线性刚度矩阵
- Then the nonlinear stiffness matrix is derived including Clough's parallel model; 对于双线性模型,先推导了Clough并联模型的弹塑性刚度矩阵;
- nonlinear stiffness matrix 非线性刚度矩阵
- The paper deduces tangent stiffness matrix and set up geometrical nonlinear model of construction control calculation of the cable-stayed bridge. 推演了索单元的切线刚度矩阵,建立了斜拉桥施工控制计算的几何非线性模型。
- This paper analyzes the nonlinear deformational process of the envelop structure and the cause of stiffness matrix singularity in details. 本文详细地分析了囊体结构的非线性变形过程及刚度矩阵出现奇异的原因;
- The plastic elemental stiffness matrix was derived by plastic-hinge method. 然后用塑性铰法推导了单元的塑性刚度矩阵。
- This paper mainly deals with the secant method used on stiffness matrix. 主要说明割线法在刚度矩阵上的应用。
- The study of the stiffness matrix and dynamic characteristics on the DTCS. 3.;大底盘双塔楼连体结构刚度矩阵、动力特性的研究。
- The linearized equation is addressed by the harmonic balance method and the equivalent linear stiffness of the nonlinear stiffness is obtained. 线性化俯仰方向的自由振动方程,用谐波平衡法求解该线性化方程,得到了改进的等效线性刚度。
- The three leg mechanisms with piecewise nonlinear stiffness, cubic nonlinear stiffness and linear stiffness were compared respectively in terms of their buffer coefficients. 最后分别比较了具有分段非线性刚度、三次非线性刚度和线性刚度的腿机构缓冲系数。
- The stiffness matrix of the assemblage of elements is then generated in the same way as in the case of frames. 然后,按框架情况的相同方法建立诸单元组合体的刚度矩阵。
- Based on the force-method equation, the stiffness matrix and fixed-end nodal displacement and force vector are derived. 在力法方程的基础上,给出了组合梁单元的刚度矩阵、杆端位移向量及杆端荷载向量并建立了刚度方程。
- Iterative correction algorithm to preserve sparsity of the stiffness matrix was proposed. 提出了一种迭代修正算法,可保持反演结果的稀疏性;
- This combination process is called the assemblage of stiffness matrices. 这种组合的过程称为刚度矩阵的装配。
- Static equation and nonlinear stiffness for space cable under arbitrary load are deducedthrough integral analysis. Nonlinear simplified equation for static analysis of guyed mast isgiven. 通过整体分析,推导出空间单索在任意荷载作用下的静力计算公式和空间索单元的非线性刚度方程.;在此基础上,给出桅杆结构静力分析简化计算的非线性方程式
- In deducing the stiffness matrix of members,the forming of the equivalent shear module is described in detail. 在推导单元刚度矩阵时,着重阐述了压型钢板等效剪切模量的形成。
- By which linear and non linear frequency response function was estimated, and nonlinear stiffness coefficient and damping coefficient of the model were optimized by least square method in this paper. 利用该方法对非线性频响函数进行估计,并利用了最小二乘法对模型的非线性刚度系数和非线性阻尼系数进行了优化。
- In the thesis the element torsion stiffness matrix and equivalent joint load are derived. 推导了变截面梁单元的扭转刚度矩阵和等效节点载荷公式。