本文提出的解析-数值混合解法,为分析此类问题提供了新的途径。首先,在作者所建议的力学模型的基础上,建立轴销的柔度方程和孔边等效节点载荷的解析表达式。
The analysis is based on the model presented by the authors, and therefore the flexibility equation of the pin and the formulae of equivalent nodal forces of the hole are developed.
具有不透明性,即便给定特定节点的算法和数据有效载荷,观察者也无法推断出系统的整体功能。
Opacity of purpose where, even if given the algorithm and data payload for any given node, it is not possible for an observer to deduce what the system as a whole is doing.
在交换节点出,标签或有效载荷提取可通过光带通或陷波滤波器实现。
At the switching node, the label or payload extraction can be realized simply through an optical bandpass or notch filter respectively.
建立了高炉炉顶煤气管道球形节点力学模型,提出了边界条件和载荷的处理方法。
The mechanical model of spherical node of coal pipelines of blast furnace is built. Its boundary conditions and loads are presented.
考虑多种载荷情况,并假设每个原有节点的质量不变。
We take into consideration multiple loading conditions and assume the mass of each existing node to be constant.
在力学分析的基础上,确定了平面壳体单元的刚度矩阵,并根据载荷情况求出节点位移。
On the basis of mechanical analysis, the rigidity matrix of flat shell element has been determined and the displacement of joint has been found out according to the situation of loading.
通过求解该方程,可计算各节点不同时刻的位移,计算出载荷,绘出各节点功图。
By this equation, we can calculate the displacement, load and dynamometer diagram at every rod node and any time.
在船体结构强度直接计算方法中,需要建立三维有限元模型,船体所受到的外载荷也应相应地转化为有限元节点力。
It is necessary to set up a 3-d finite element model and to convert the external loads acting on the hull into nodal forces of finite element in the direct strength calculation of hull structure.
由于其结构和所受载荷比较复杂,因此本文采用了精度较高的8节点四边形等参数环形单元对模型进行了有效求解。
In this paper, the 8-node quadrangle equal-parameter ring cell whose precision is relatively high, is used to solve the problem effectively, since the its structure and load are comparatively complex.
基于能量法原理建立了受压节点承载能力的理论表达式,得到了其极限载荷的上限理论解。
The bearing capacity formulas of the joints under compression were also found out by the energy method and experimental method.
基于能量法原理建立了受压节点承载能力的理论表达式,得到了其极限载荷的上限理论解。
The bearing capacity formulas of the joints under compression were also found out by the energy method and experimental method.
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