Structure Optimization of Solid Rocket Engine Vacuum Pouring Cylinder Cover based on Response Surface

Cui Zhaoxia,Wang Wenwen,Li Shuaida,Zhu Yunjie,Yang Tao, ,Zhou Yu

Figure 7. (a)The normal plot of residuals of equivalent stress; (b) The residual and equation prediction of equivalent stress;(c) The actual and predicted value of equivalent stress