【作者】 齐忠新； 燕瑛； 刘玉佳；

【Author】 QI Zhongxin,YAN Ying,LIU Yujia (School of Aeronautic Science and Engineering,BUAA,Beijing 100191,China)

【机构】 北京航空航天大学航空科学与工程学院；

【摘要】 对湿热环境下碳纤维复合材料弯曲性能试验研究、分析方法、数值模拟的进展进行了总结和分析。讨论了热、湿及湿热耦合对复合材料弯曲性能的影响程度和机理,分析了目前实验研究的不足;对比了三种基于不同研究尺度的湿热环境下复合材料性能分析方法的优缺点,宏细观多尺度方法是未来发展的方向;介绍了湿热环境下复合材料层合板弯曲性能数值模拟的进展,长时湿/热/力多场耦合的宏细观多尺度数值模拟是今后研究的重点。更多还原

【Abstract】 In this paper,the progress on experimental research,analysis method and numerical simulation of carbon fiber composite were summarized and analyzed.The cause and degree that thermo,moisture or coupling of thermo and moisture affect composite flexural performance were discussed.The disadvantages of actual experimental research were analyzed.The advantages and disadvantages of three kinds analysis method,based on different research scales,for composite under hygrothermal condition were compared.The multi-scale analysis method will be the direction of future development.The headway of composite flexural performance numerical simulations under hygrothermal condition was introduced.The multi-scale numerical simulation of long-time field coupling with thermo,moisture and force will be the highlight of future research.更多还原