有机聚合物热光型光波导器件是具有重要应用意义的集成光学器件。本文针对器件中温度场特性在器件性能优化方面的重要性 ,根据热传导理论 ,建立了器件的热学模型。文中首先给出了热传导学的基本理论 ,基于此给出了器件热学模型的分析与建立。此项工作将为器件的计算机辅助设计打下基础。 Organic polymer thermal optical waveguide device is an important application of integrated optics. In this paper, the importance of the temperature field in the device performance optimization is discussed. According to the theory of heat conduction, a thermal model of the device is established. In this paper, the basic theory of thermal conductivity is given first. Based on this, the thermal model of the device is analyzed and established. This work will lay the foundation for the computer-aided design of the device.