【摘要】 一方面从运动学法和有限元法两个角度综述了二维编织工艺理论的研究进展,另一方面总结了纤维束假设截面椭圆形、透镜形、扁平六边形的研究过程,对各种方法建立的二维二轴编织结构和三轴编织结构的单胞研究进行了综述。最后对研究建立单胞时需要考虑的问题提出了建议。更多还原

【Abstract】 The paper discusses the progress of research on 2D braiding technology from perspectives of kinematic method and finite element method.On other hand,it summarizes the research process of yarns hypothesizing sectional ellipse,lenticular shape and flat hexagon.It also concludes the research on unit cells with 2D biaxial braided structures and triaxial braided structures.Lastly,the paper proposes suggestions on relevant issues to be considered in research concerning unit cells.更多还原