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针对飞机设计精细化数值分析模型自由度已经达到亿级,对高性能计算的要求也越来越高的问题,围绕大规模并行计算环境下结构分析和优化的若干关键问题,研究满足高性能计算体系特点的区域分解并行算法、超大规模结构变量敏度高效求解和结构非线性振动特性求解等关键技术.对国产CAE软件HAJIF进行并行化改造,初步实现基于最大航程的气动结构综合优化设计和基于精细化模型的复合材料机翼综合优化设计.HAJIF的计算效率和精度得到明显提高.
Aiming at the problem that the degree of freedom of aircraft numerical refinement model has reached 100 million and the requirements for high-performance computing are getting higher and higher, aiming at several key issues of structural analysis and optimization in large-scale parallel computing environment, The regional characteristics of the parallel decomposition algorithm, the large-scale high-performance structural variables to solve the sensitivity and structural nonlinear vibration characteristics of key technologies such as the domestic CAE software HAJIF parallel transformation, initially based on the maximum range of aerodynamic structure optimization design and based on The composite wing optimization design of the refined model has significantly improved the computational efficiency and accuracy of the HAJIF.