本文运用APDL(Ansys Parameter Design Language)语言，在ANSYS 开发环境中对平板式散热片进行结构优化设计，并给出实例验证本文提出的方法。关键词 散热片 优化设计 APDL 目标函数Research on Optimization of CPU Heat Sinks Yuanbo Zhang Caihua Xiong (School of Mechanical Science & Engineering, Huazhong University of Science and Technology, Wuhan 430074) Abstract：A method of designing and optimizing the plate-fin heat sinks using ANSYS parameter Design Language(APDL) was introduced in this paper, and an example was given to verify this method.Key words：heat sink，optimization，APDL，objective function