本文利用有限元软件建立了两块螺钉连接的板结构有限元模型。
An FEA (Finite Element Analysis) model for two boards connecting with bolt is built and based on the model the deformation of it is calculated and analyzed by FEA software.
接口二次开发是目前结构有限元模型修正技术比较活跃的一个应用领域。
The connection quadric exploit is a quite active application domain of present structure computation model updating technology research.
依据神经网络的方法完成了对大跨度复杂体型网架结构有限元模型的修正。
Based on a special method of Neural Networks, the finite element model about a larger complex space latticed truss structure was corrected.
基于频响函数的结构有限元模型修正技术是当前结构动力学领域的重要研究方向之一。
Structure finite element model updating technology based on the frequency response function is one of the most important directions in current structure dynamics research.
结构有限元模型与真实模型存在工程允许的误差导致理论与试验结果存在一定的误差。
The error between the finite element model and the reality model brings on the error between the results obtained by theory and test.
建立了地下铲运机整机结构有限元模型，提出铰销、油缸、轮胎及边界条件的模拟方法。
The FE model for the underground LHD machine's bodywork structure was built and the simulation methods for its joint, hydraulic actuator, tyre and boundary conditions were proposed.
在处理组合结构有限元模型时，对不同类型单元之间的协调提出一种“虚梁”单元节点松弛方法。
When treating the finite element models of the composite structure, this paper presents a "virtual beam" element mode relaxation method for the accordance of different elements.
建立一种新的砌体结构有限元模型，借助ANSYS模块的谱分析对爆破震动造成的结构响应进行求解。
The paper establish a new finite element model of masonry structure, spectrum analysis for the vibration velocity of actual measurement, editing parameter applies for ANSYS.
本文提出了一个用于消除空间杆梁结构有限元模型中的无刚度“奇点”的元素及相应的刚度矩阵计算公式。
In this paper, a new type of elements and the stiffness matrix have been developed, which can be used to eliminate the singularity in the finite element model such as space truss and frame.
在三维编织复合材料真实几何结构基础上建立了细观结构有限元模型，分析了三维编织复合材料的弹道冲击性能。
Microstructural finite model of 3-d braided composites was set up on the basis of real geometry structure. The model was used to analyze penetration property of 3-d braided composites.
本文提出了依据神经网络方法完成大型空间网架结构节点固结系数的识别，实现空间网架结构有限元模型修正的方法。
The finite element model correction of large space truss is done by identifying its joint fixity factor based on neural net.
对大型复杂结构振动有限元模型进行减缩降阶，是使结构有限元模型可有效地用在结构动力分析和振动计算方面的一个重要措施。
Reducing the order of a large structural finite element model is important in improving the efficiency of finite element analysis in the field of structural dynamics and vibration.
其次，根据损伤后的结构频率与模态的变化，应用径向基神经网络，进行结构节点固结系数的识别，从而实现对网架结构有限元模型的修正。
Secondly, according to the change of damage structural frequency and modal, the fixity factor is identified by RBF neural network, then FEM correction of truss is finished.
采用实测轮胎荷载建立有限元模型，分析了满足长寿命路面要求的沥青路面结构组合。
Finite Element model was developed with actual tyre loads to analyze asphalt pavement structural combinations meeting the standards of perpetual pavement.
本文研究了桅杆结构非线性有限元模型的建立方法。
In this dissertation, nonlinear finite element model establishment method of the guyed mast is studied.
采用梁、板线性有限元数学模型计算了结构自振特性和地震响应。
Structural free vibration characterization and seismic response were calculated by means of beam-plate linear mathematical model of finite element method.
建立了既考虑发电机内部非线性又考虑外部电路拓扑结构的用于系统动态分析的时步有限元模型。
The time-stepping FEM model for the dynamic analysis of power system is established considering the nonlinear characteristics of internal generators and typology structures of external circuit.
所建模型经复杂结构有限元方法分析，结果和试验相吻合，表明等效模型是合理的，方法是正确的。
Using complex structure finite element analysis, the theoretical prediction conforms with the experimental results very well, the equivalent model is reasonable, and the method is correct.
建立发动机、发动机安装结构、机体一体化的有限元模型，可全面考察发动机安装结构动力优化设计的成效。
Upbuild the incorporate finite element model for the engine, engine install and aircraft stracture, May entirely seeing about the effect for dynamical optimize design of engine install stracture.
将吊臂截面作为整体考虑，建立了吊臂结构局部稳定性计算的参数化有限元模型和参数优化模型。
Considering the boom cross section as a whole, a parametric finite element model and a parametric optimization model for local stability calculation of a boom structure were established.
为检验车架结构分析的有限元模型，通过一具体车架的刚度试验，总结出一套实用的车架刚度试验方法。
In this paper a practicable testing method for frame rigidity is described. The method is aimed at checking the finite element model of frame structure analysis.
建立了高压容器筒体与封头结构的有限元分析模型。
The finite element analysis model of cylinder and vessel head structures was established.
建立了桁架结构的有限元分析模型。
The finite element analysis model of truss structures was established.
同时，应用结构有限元分析程序对模型及原型结构进行动力计算，并将两种结果进行比较分析。
The dynamic calculations of the model and prototype structures are also made using structural finite element analyses programs and the results are compared and analyzed with the test.
提出了嵌入形状记忆合金丝和压电陶瓷片作为联合变形驱动器的二元智能结构，并建立了有限元模型。
A hybrid smart structure integrated with shape memory alloy slims and piezoelectric ceramic patches as united actuators, was presented and modeled by finite element methods.
本文利用一组实测的不完全模态对所考虑结构的有限元理论模型进行修正。
This paper has made use of a set of measured incomplete modes to improve an analytical finite element model of the structure under consideration.
本文将理论、软件工具和实验有机结合起来，建立了合适、正确的这种特殊结构的有限元模型。
This paper integrated the theory, software with the experiment and established a reasonable, proper FEA model.
本文利用有限元方法计算分析了锻压机架的结构应力，并用模型实验检验了有限元计算的正确性。
This paper analyzes the structural stress of a forge press by finite element method, and tests and verifies its correctness by the model experiment.
本文建立了急救车车身结构的有限元计算模型，对车身结构的强度和刚度进行了计算，并对计算结果进行了分析。
In this paper the intensity and rigidity of the ambulance body structure are calculated by establishing the calculation model for its finite elements and then the results are analyzed.
本文建立了急救车车身结构的有限元计算模型，对车身结构的强度和刚度进行了计算，并对计算结果进行了分析。
In this paper the intensity and rigidity of the ambulance body structure are calculated by establishing the calculation model for its finite elements and then the results are analyzed.
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