Stabilized Crouzeix-Raviart element for the coupled Stokes and Darcy problem

• 作 者: 冯民富 祁瑞生 朱瑞 鞠炳焘
• 机 构: DepartmentofMathematics,DepartmentofInformationTechnology
• 出 处: 应用数学和力学：英文版
• 发表日期: 2010年3期
• 关键词: 稳定 耦合 最优误差估计 有限元方法 理论预测 流体 算例 Beavers-Joseph-Saffman condition mass conservatio
• 基金项目: Project supported by the Science and Technology Foundation of Sichuan Province （No. 05GG006-006-2）

This paper introduces a new stabilized finite element method for the coupled Stokes and Darcy problem based on the nonconforming Crouzeix-Raviart element.Optimal error estimates for the fluid velocity and pressure are derived.A numerical example is presen