The node and network method and the IRTE method are used to calculate the radiative flux of the engine,the heat shield radiation and the plume radiation on the base flange and the jointing switch.

• 为此,建立了节点网络法计算发动机和隔热屏对卫星法兰底座及控制开关的辐射加热,比较了发动机、隔热屏和羽流3种辐射源的作用大小,还研究了发动机位置的平移对底部法兰及控制开关辐射加热的影响。