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薄壁RTM注射速率优化实时控制方法与仿真

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提出了一种基于注射速率优化的薄壁树脂传递模塑(RTM)实时控制方法,减少空隙缺陷,并编写了二维径向流仿真程序.结果表明:相比于恒定速率注射,该方法可减少填充时间,显著降低空隙率.在不同感应点间距下(1~10 mm)获得的空隙率值与理论解析值十分接近.
Real-Time Control Method and Simulation for Thin-Wall RTM by Injection Rate Optimization
A real-time control method for thin-wall resin transfer molding(RTM)based on injection rate optimization was proposed to reduce void defects.The simulation program for two-dimensional radial flow process control was written.The results show that compared with the constant rate injection,the method can reduce the filling time and significantly reduce the porosity of the flow front.There is a slight deviation between the void content obtained at different spaces of sensing points(1~10 mm)and the theoretical analytical value.

resin transfer moldinginjection rate optimizationreal-time control

李居平、王光毅、蒋锴、龚成师

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兰州城市学院电子工程学院,甘肃 兰州,730070

树脂传递模塑 注射速率优化 实时控制

2024

现代塑料加工应用
中国石化扬子石油化工有限公司 中国石化集团资产经营管理有限公司扬子石化分公司

现代塑料加工应用

CSTPCD北大核心
影响因子:0.343
ISSN:1004-3055
年,卷(期):2024.36(5)