The improved element-free Galerkin method for three-dimensional transient heat conduction problems

• 作 者: ZHANG Zan WANG JianFei CHENG Y
• 机 构: SchoolofScience,ShanghaiInstituteofAppliedMathematicsandMechanics,DepartmentofCivilandArchitecturalE
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2013年8期
• 关键词: 无网格伽辽金法 热传导问题 三维瞬态 本质边界条件 瞬态热传导方程 偏微分方程 移动最小二乘 边界值问题 weighted orthogonal functio
• 基金项目: This work was supported by the National Natural Science Foundation of China （Grant No. 11171208） and Shanghai Leading Academic Discipline Project （Grant No. S30106）.

With the improved moving least-squares (IMLS) approximation, an orthogonal function system with a weight function is used as the basis function. The combination of the element-free Galerkin (EFG) method and the IMLS approximation leads to the development