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非定常动态演化伴随优化设计方法

高莹莹 何枫 沈孟育

物理学报2012,Vol.61Issue(20):42-52,11.
物理学报2012,Vol.61Issue(20):42-52,11.

非定常动态演化伴随优化设计方法

Unsteady dynamic evolution adjoint design method

高莹莹 1何枫 1沈孟育1

作者信息

  • 1. 清华大学航天航空学院,北京100084
  • 折叠

摘要

Abstract

On the basis of studying the traditional adjoint method based on the steady flow solution and the steady solution of the adjoint equation, a new optimal aerodynamic design method called the dynamic evolution adjoint method is presented in this paper. This new method is based on the instantaneous solution of the unsteady flow governing equation and the instantaneous solution of the unsteady adoint equation. The dynamic evolution adjoint method has the advantage of both the adjoint method and the dynamic evolution method. The numerical results of many examples show that this new method is much more time saving than the traditional adjoint method and the accuracy of this new method can be the same as that of the traditional adjoint method.

关键词

气动优化/动态演化方法/伴随方法/动态演化伴随方法

Key words

aerodynamic optimization/dynamic evolution method/adjoint method/dynamic evolution adjointmethod

分类

数理科学

引用本文复制引用

高莹莹,何枫,沈孟育..非定常动态演化伴随优化设计方法[J].物理学报,2012,61(20):42-52,11.

基金项目

国家自然科学基金,(批准号:10932005)资助的课题. (批准号:10932005)

物理学报

OA北大核心CSCDCSTPCDSCI

1000-3290

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