Journal: Engineering and Management Science DOI: 10.32629/ems.v8i9.22165
Abstract
针对新能源汽车电池支架在轻量化设计中面临的动刚度与导热性能相互矛盾的问题，本文聚焦热弹耦合效应对结构性能的影响，研究高力学性能导热超结构的拓扑优化设计方法。基于热力学与连续介质力学理论，协同考虑热场与应力场的强耦合作用，引入渐近均匀化理论与稳态力热解耦求解技术，构建了微结构材料构型与等效热力学性能之间的预测模型与多目标优化框架。基于此，开发了一套面向热弹耦合超结构性能拓扑优化的专用软件系统，通过数值算例验证了该优化设计方法与软件系统的有效性，为高力学性能导热超结构的高稳定性设计提供了理论方法与工具支持。
Keywords
热弹耦合；电池支架；导热超结构；拓扑优化；软件系统设计
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