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拓扑优化入门程序,并经过了些许计算效率方面的改动,增强效率。(Introduction to topology optimization)
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拓扑优化88行,99行的升级版本,对于熟悉了解SIMP方法有很好的指导作用(Topology optimization 88 lines, 99 lines of upgraded version, for familiarity with the SIMP method has a good guidance)
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拓扑优化77行,特例采用conv2方法,很好的学习指导程序(Topology optimization of the 77 lines, the special case using conv2 method, a good learning guide program)
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拓扑优化基于Heaviside projection方法的源程序,很好的学习资料(Topology optimization based on Heaviside projection method of source code, a good learning materials)
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拓扑优化99行的Python版本,很强的大Python指导版本(Topology optimization Python version of the 99 line, a strong big Python guide version)
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个高效的88行MATLAB代码进行拓扑优化,它一直使用Sigmund提供99行代码开发,原来的代码已经被密度扩展了过滤,效率有相当的提高主要通过预分配数组和向量化来实现循环。速度提高了100倍以7500个元素为基准的例子。(Efficient topology optimization in MATLAB using 88 lines of code)
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本例基于华为勇敢星挑战赛的测试用例,通过Dijkstra算法实现数据通信的优化工作。(This example is based on HUAWEI brave star challenge test case, through the Dijkstra algorithm to achieve data communication optimization work.)
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主要是针对拓扑优化结果出现的棋盘效应,提出自己的一种不同的过滤算法(Mainly for the topology optimization results appear chessboard effect, put forward a different kind of filtering algorithm)
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包含多种MATLAB拓扑优化程序,运用SIMP、渐进结构优化方法实现结构的拓扑优化。(A variety of MATLAB topological optimization procedures are included, and the topology optimization of the structure is realized by using SIMP and progressive structural optimization.)
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这个程序解决实现经典拓扑优化问题,是拓扑优化入门程序之一。(It can achieve classical topology optimization.)
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解决考虑载荷不确定性的连续体结构拓扑优化问题(Solving the problem of topology optimization considering the uncertainty of load)
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稳健性描述指标与稳健性拓扑优化模型。稳健性设计要求同时考虑结构的平均性能和结构不确定性参数引起的结构性能偏移。为了描述稳健性设计的要求以及构件优化模型,首先针对以结构柔顺度期望及其标准差的加权和形式的目标函数,研究加权系数的选取规则,提出了一个称为“柔顺度的类变异系数”的合适的稳健性描述指标。该指标具有明确的物理意义而更具合理性。(Robust descr iption index and robust topology optimization model. The robustness de
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通过带有三角函数的高斯积分的求解,提出了一系列描述载荷不确定性的均值函数,给出了柔顺度期望和方差的精确解析公式,并且用数值算例验证了该方法的快速准确性。利用所导出的解析公式,求解以柔顺度期望为目标的稳健性拓扑优化问题,获得了典型设计实例的构型设计。设计结果表明考虑载荷大小和方向的不确定性对于结构拓扑优化的结果有较为显著的影响,也验证了解析公式的正确性和拓扑优化模型的有效性。(By solving the Gauss integral with trigonometric functions, a
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分析传统双向渐进结构优化方法(Bi-directional evolutionary structural optimization,简称BESO)存在不足的基础上,针对性的对数值计算进行了合理的改进。并在此基础上分别对宏观结构、微结构优化、材料/结构一体化等相关问题进行了多尺度、多相复合材料布局及拓扑优化等层次系统地研究(Based on the analysis of the shortcomings of the traditional Bi-directional evolutionar
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在结构拓扑优化设计技术的发展过程中出现了许多优化算法,其中确定性的算法主要有优化准则法(OC:Optimality Criteria Method)和数学规划法(MP:Mathematical Programming)。(Many optimization algorithms have appeared in the development of topology optimization technology. The deterministic algorithms include OC:
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基于对结构拓扑优化理论及方法的研究,从ICM方法中的过滤函数出发,结合均匀化方法的思想,以幂函数形式的过滤函数为例,运用最小二乘法确定重量过滤函数和与其相应的刚度过滤函数,然后,采用数值模拟的方法,提出过滤函数幂指数系数的概念,探讨了重量过滤函数与刚度过滤函数之间的关系。(Study on the theory and method of topology optimization based on the filter function from the ICM method of combi
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实现了二维结构的拓扑优化设计,并且对程序的每一步进行了详细的解释和说明,对于拓扑优化的初学者来说,很有帮助(The topology optimization design of two-dimensional structure is realized, and every step of the program is explained and explained in detail, which is very helpful for beginners of topology optim
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对一个具体的部件结构,从设计思路到力学计算,到最后的程序设计和说明,详细的分析了拓扑优化的设计思路,为学习者提供易于理解,易于学习的资料(For a specific component structure, from design idea to mechanical calculation, to the final program design and explanation, the design idea of topology optimization is analyzed in
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基于拓扑优化的99行程序设计,改进求解方法,采用进退法进行优化求解,提高求解效率(Based on the 99 line programming of topology optimization, the solution method is improved and the approach is used to optimize the solution to improve the efficiency of the solution.)
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对一个具体的结构,分别采用matlab编程求解和ansys建模求解拓扑优化,对拓扑优化的结果分析比较(For a specific structure, matlab programming solution and ANSYS modeling are used to solve topological optimization, and the results of topology optimization are analyzed and compared.)
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