MULTIGRID ACCELERATION OF THE FLUX-SPLIT EULER EQUATIONS

被引:17
作者
ANDERSON, WK [1 ]
THOMAS, JL [1 ]
WHITFIELD, DL [1 ]
机构
[1] MISSISSIPPI STATE UNIV,DEPT AEROSP ENGN,MISSISSIPPI STATE,MS 39762
关键词
AERODYNAMICS - Transonic - AIRCRAFT - Wings - COMPUTER PROGRAMMING - Algorithms;
D O I
10.2514/3.9949
中图分类号
V [航空、航天];
学科分类号
08 ; 0825 ;
摘要
Multigrid acceleration is applied to a flux-split algorithm for solving the Euler equations in three dimensions. The basic algorithm is an implicit spatially split approximate factorization method. The stability and performance of the scheme in comparison to other factorizations are examined. Results are presented for three-dimensional flows that demonstrate substantially improved convergence with the multigrid algorithm.
引用
收藏
页码:649 / 654
页数:6
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