1) spring-element model
弹簧元模型
1.
The contact boundary between the large-diameter thin-walled cylindrical shell structure with foundation bed can be treated as a new numerical model-spring-element model, and large-scale common finite element software-ANSYS can be used to compute and anylyse the deformation, internal force and the base stress of thin-walled cylindrical structure through second development.
将大直径薄壁圆筒结构基底与基床间的接触边界处理为一种新的数值接触模型——弹簧元模型 ,并运用大型通用有限元软件 ANSYS进行二次开发对薄壁圆筒结构的变形、基底应力与内力进行计算和分析。
2) multi-spring-element model
多弹簧单元模型
3) spring model
弹簧模型
1.
The relation of lateral displacement of bucket top with horizontal loads is obtained based on a soil-spring model.
根据土体的简化弹簧模型,建立了单桶和四桶结构在横向载荷作用下力系的平衡方程,提出了估算水平载荷作用下桶顶水平位移的方法,并将桶顶位移的估算结果同三维有限元方法的数值计算结果进行了比较,发现两者相当一致。
2.
Based on the foundation of spring model of concentrating force in documents[1,2], the calculation method considering effects between springs of concentrating force was given.
在集中力弹簧模型的基础上,给出了集中力弹簧之间考虑相互影响的计算方法、考虑相互影响及不考虑相互影响力弹簧模型的算例,以及工程实例的计算与实测结果的比较。
4) line-spring model
线弹簧模型
1.
The paper presents an approach to deal with residual stress intensity factors for surface cracks in a thick plate with butt joints by using line-spring model.
利用线弹簧模型求解对接厚板表面裂纹的残余应力强度因子。
2.
The paper demonstrates that the embedded crack in an elastic strip under step load is solved by using the line-spring model combined with perfect ANSYS software .
将线弹簧模型与有限元软件ANSYS相结合,求解了冲击载荷作用下的含内埋裂纹的板条问题,所得的结果与已有的有限元解吻合良好,此方法可推广用于其它三维裂纹动态响应分析。
3.
In this paper, a line-spring model for the general beam with an edge crack and its theoretical explannation is presented.
建立了一般有限长裂纹的线弹簧模型,给出了模型的理论解释。
5) multi-spring model
多弹簧模型
1.
3-D plastic dynamic analysis of steel frames based on multi-spring model;
基于多弹簧模型的钢框架结构三维弹塑性地震反应分析
2.
The theory about establishing element matrix with multi-spring model is introduced.
多弹簧模型空间梁柱单元可以有效地模拟空间梁柱单元在轴力、弯矩以及剪力共同作用下的响应,反映空间梁柱单元在往复荷载以及地震作用下的滞回性能。
3.
Considering the plastic stiff influence of plastic-region shear deformation,paper derives the element stiffness matrix based on multi-spring model and provides element basis for whole frame structure plastic dynamic analysis.
引入多轴应力状态下的塑性应力-应变关系理论,在单元模型中考虑了弹塑性区域剪切变形对单元的弹塑性刚度影响,推导了考虑剪切变形弹塑性刚度影响的多弹簧模型的空间梁柱单元刚度矩阵,为整体钢框架结构的弹塑性动力分析奠定了单元基础。
6) Line spring model
线弹簧模型
1.
Application of line spring model for frame;
线弹簧模型在框架中的应用
2.
In this paper a stiffness matrix of the line spring model to simulate the effect of net ligament for the uncracked part is first derived on the basis of the energy principle in conjunction with the fracture mechanics method.
根据能量原理和断裂力学理论导出了模拟未开裂部分韧带效果的线弹簧模型的刚度矩阵,从而建立了一种裂纹梁分析的有限元模型。
3.
It researches influencing of different length and position of crack to natural frequency of frame which applying for line spring model,and compares calculating data with experimental data,the result indicates the model is feasible.
把线弹簧模型应用到框架中,研究不同裂纹长度和裂纹位置对框架的固有频率的影响,并把计算数据与现实的数据进行比较,结果证明,该模型应用到框架结构是可行的,同时分析线弹簧模型的局限性。
补充资料:一元线性回归模型
分子式:
CAS号:
性质:假定从理论上或经验上已经知道输出变量y是输入变量x的线性函数,但表达其线性关系的系数是未知的,要根据输入输出的n次观察结果(x1,y1)(i=1,n)来确定系统的值。按最小二乘法原理来求出系数值,所得到的模型为一元线性回归模型。
CAS号:
性质:假定从理论上或经验上已经知道输出变量y是输入变量x的线性函数,但表达其线性关系的系数是未知的,要根据输入输出的n次观察结果(x1,y1)(i=1,n)来确定系统的值。按最小二乘法原理来求出系数值,所得到的模型为一元线性回归模型。
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