The analytic model of the thermal stress is made on a certain size of CFRC layer with different heating temperatures, and finite element method is used to calculate the octahedral shear stress.

• 本文首先建立了一定尺寸的CFRC电热层的热应力分析模型，采用有限元方法研究了不同的发热温度时CFRC的八面体剪应力，得出当发热温度较高时电热层的破坏危险性较大。