Applied Mathematics and Mechanics (English Edition) ›› 1983, Vol. 4 ›› Issue (6): 927-941.

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THE CONJUGATE GRADIENT METHOD AND BLOCK ITERATIVE METHOD FOR PENALTY FINITE ELEMENT OF THREE DIMENSIONAL NAVIER-STOKES EQUATION

Li Kai-tai, Huang Ai-xiang, Li Du, Liu Zhi-xing   

  1. Xian Jiaotong University
  • Received:1982-12-12 Online:1983-11-18 Published:1983-11-18

Abstract: A conjugate gradient and block iterative algorithm for element solution of penalty variational form of Navier-Stokes equations are presented. Because the algorithm of solving single variable minimizing problem is simplified, the computing time is greatly saved.In this paper numerical examples are also provided.

Key words: largeeddy simlation (LES), turbulent mixing zone (TMZ), validation, interface instability, multi-viscous-fluid and turbulence (MVFT)

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