The results obtained for nonlinear thermo-elastic analysis for the simulated composite barrel show the influence regularity between the physical property parameters variation with temperature and the temperature distribution thermal stress as well as natural frequency of the barrel .

通过对复合材料模拟身管进行非线性 热 弹性分析，得出物 性参数随温度变化对身管温度场分布、热应力和固有频率的影响规律；