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本文采用综合分析和文献分析的方法,系统研究了COMSOL软件在桥梁、道路、岩土以及隧道等工程类多物理场问题中的应用。研究表明,COMSOL在工程类多物理场问题中具有三个方面的优势:⑴COMSOL能使用拓扑优化方法等进行结构优化设计;⑵COMSOL能进行温度场、湿度场、应力场等多物理场耦合分析结构的受损程度,分析方法简单可靠;⑶COMSOL能模拟材料在多物理场下的侵蚀状况,应用其强大的后处理功能进行材料性能分析,结果精密准确。
This paper systematically studies the application of COMSOL software in engineering multi-physics problems such as bridges, roads, geotechnics and tunnels by means of comprehensive analysis and literature analysis. The research shows that COMSOL has three advantages in engineering multi-physics problems: ⑴COMSOL can use topology optimization methods to optimize the structure; COMSOL can carry out multi-physics coupling analysis of temperature field, humidity field and stress field The degree of damage, the analysis method is simple and reliable; ⑶COMSOL can simulate the erosion of materials in the multi-physics field, the application of its powerful post-processing function for material properties analysis, the results are accurate and accurate.