An optimization method for preform die shape in non-isothermal metal forming using plastic finite element method, sensitivity analysis and engineering optimization algorithm is presented.

采用塑性有限元、灵敏度分析和工程优化算法相结合的方法，对非等温成形过程中预锻模具形状进行了优化设计。

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An integrated system FSOP2D, including modules for the shape optimal modeling, structural analysis, sensitivity analysis, optimal method library and post - processing, is developed.

研制了包括二维形状优化建模、结构分析、敏度分析、优化方法库、后处理等功能的集成软件系统FSOP2D。

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Combining boundary element method (BEM) with the perturbation theory, this paper presents a perturbation method based on BEM for shape design sensitivity analysis of elastic structures.

本文将边界元方法与摄动法相结合，提出了计算结构响应对其形状改变的灵敏度的边界元摄动法。

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