基于ANSYS软件开发了用于模拟复合材料固化过程中温度-固化度耦合场变化程序,并分别采用二维和三维有限元模型对复合材料先进正交网格结构的软模辅助共同化工艺过程进行了数值仿真.计算结果分析表明:二维有限元模型不考虑网格结构肋骨交叉点的影响,能以较大时间步长进行共固化工艺的数值模拟,且分析结果具有较高的精度;三维精细有限元模型可考虑肋骨交叉点在共固化工艺中对复合材料先进网格结构内温度-固化度耦合场的影响;肋骨交叉点附近的温度场明显高于结构的其他部位.
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