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Method for the numerical simulation of incompressible fluid flows

机译:不可压缩流体流动的数值模拟方法

摘要

The invention relates to a method for the numerical simulation of incompressible fluid flows which are described by a system of equations which comprises at least mass and pulse conservation equations for incompressible fluid flows from which, based on an algorithm (A), flow parameters are determined by means of a numeric projection method, wherein the algorithm (A) comprises at least three process steps (P1, P2, P3; P, E, K), and at least one process step (E) is parallelized, and the algorithm (A) comprises a predictor step (P) an evaluation step (E) and a corrector step (K). The invention is characterized in that the predictor step (P) is not parallelized or only slightly parallelized and is carried out at least on a first computing and control unit (RE1) and the evaluation step (E) is massively parallelized and is carried out on a plurality of second computing and control units (RE2.1, RE2.2, RE2.3, RE2.100).
机译:本发明涉及一种用于不可压缩流体流动的数值模拟的方法,该方法由方程组描述,该方程组至少包括用于不可压缩流体流动的质量守恒方程和脉冲守恒方程,基于算法(A)确定流动参数。通过数值投影方法,其中算法(A)包括至少三个处理步骤(P 1 ,P 2 ,P 3 ; P,E,K)和至少一个处理步骤(E)被并行化,并且算法(A)包括预测器步骤(P),评估步骤(E)和校正器步骤(K)。本发明的特征在于,预测器步骤(P)不并行或仅略微并行,并且至少在第一计算和控制单元(RE 1 )和评估步骤(E)上执行大规模并行化,并在多个第二计算和控制单元(RE 2.1 ,RE 2.2 ,RE 2.3 ,RE 2.100 )。

著录项

  • 公开/公告号US2011137623A1

    专利类型

  • 公开/公告日2011-06-09

    原文格式PDF

  • 申请/专利权人 THOMAS INDINGER;DANIEL GAUDLITZ;

    申请/专利号US20100835624

  • 发明设计人 THOMAS INDINGER;DANIEL GAUDLITZ;

    申请日2010-07-13

  • 分类号G06F17/10;G06F17/11;

  • 国家 US

  • 入库时间 2022-08-21 18:12:12

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