自适应有限元的应用和发展

Applications and Development of Adaptive Finite Element

摘要: 自适应有限元(Aptive FEM)是一种通过后验误差估计,不断进行网络优化提高计算精度的数值方法.它是有限元法(FEM)的新发展,具有高效率、高可靠性的特点.在现代工程中得到了广泛应用.文中分析了自适应有限元的关键技术,总结了其在国内外的应用情况,并展望了其发展前景.

Abstract: Adaptive TEM is a numerical method which can optimize FEM mesh byposteriori error estimation,featuring high efficiency and reliablity.The paper analyses the key techniques of adaptive FEM and introduces its engineering applications.The paper also presents the prospects of development of adaptive FEM.