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面向过失速机动的风洞动态试验相似准则探讨

耿玺 史志伟

实验流体力学2011,Vol.25Issue(3):41-45,5.
实验流体力学2011,Vol.25Issue(3):41-45,5.

面向过失速机动的风洞动态试验相似准则探讨

Similarity criterion of the wind tunnel test for the post-stall maneuver

耿玺 1史志伟1

作者信息

  • 1. 南京航空航天大学航空宇航学院,南京210016
  • 折叠

摘要

Abstract

The present work investigates the similarity criterion of the wind tunnel test for the post-stall maneuvers, in order to conduct a more exact test.The similarity parameters of the motion have been derived based on the six degree of freedom kinematic equation.At the same time,the similarity parameters, which impact the simulation of the fluid field, also have been derived based on the N-S equation.After that, the specific similarity parameters are offered for the different type of the wind tunnel tests to simulate the motion and the fluid field.The results are helpful when choosing the similarity parameters of the dynamic tests in a wind tunnel.

关键词

过失速机动/动态风洞试验/相似准则/相似参数

Key words

post-stall maneuver/ dynamic wind tunnel test/ similarity criterion/ similarity parameters

分类

航空航天

引用本文复制引用

耿玺,史志伟..面向过失速机动的风洞动态试验相似准则探讨[J].实验流体力学,2011,25(3):41-45,5.

实验流体力学

OA北大核心CSCDCSTPCD

1672-9897

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