采用分段-集合计算方法,对二步法三维编织变厚度变截面薄壁壳体RTM充模工艺过程进行了较深入的理论研究.提出了较准确的树脂流动速度、树脂充模时间和树脂流动压力计算方程.数值预测值与充模试验结果具有良好的一致性,所推导理论方程为合理设计RTM充模工艺参数提供了理论依据.
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