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柔性翼微型飞行器垂直阵风响应特性的实验研究

魏德宸 史志伟 彭仁明

实验流体力学2012,Vol.26Issue(4):38-42,5.
实验流体力学2012,Vol.26Issue(4):38-42,5.

柔性翼微型飞行器垂直阵风响应特性的实验研究

Experimental investigation on the vertical gust response characteristics of the MAV with flexible structure

魏德宸 1史志伟 2彭仁明2

作者信息

  • 1. 南京航空航天大学航空宇航学院,南京210016
  • 2. 绵阳师范学院物理与电子工程学院,四川绵阳621000
  • 折叠

摘要

Abstract

Micro aerial vehicle (MAV) is a new type of aircraft, which has traits of mini volume , light weight, higher flexibility, low cost, etc. So MAV could be extensively applied to military and civil fields, including reconnaissance, communication, and rescue, Concerned with several obstacles of restricting the MAV development, the gust is the most important factor that affects the MAV to flight safely and steadily. The equipment for generating vertical gust is developed and an angle surveying method which could be applied on the vertical gust flow field is studied. Then a rigid wing MAV and a flexible wing MAV of a flying wing configuration are designed and fabricated. The vertical gust experiment for MAV is carried out in unsteady wind tunnel of NUAA. The results'show that the flexible wing can increase the stall angle of attack. At the same time, it has better longitudinal stability. The flexible wing has the ability of alleviating the effects of vertical gust which benefits to safe and steady flight.

关键词

微型飞行器/垂直阵风/柔性翼/动态气动特性/PIV

Key words

micro aerial vehicle/vertical gust/flexible wing/dynamic aerodynamic characteristics /PIV

分类

航空航天

引用本文复制引用

魏德宸,史志伟,彭仁明..柔性翼微型飞行器垂直阵风响应特性的实验研究[J].实验流体力学,2012,26(4):38-42,5.

基金项目

航空科学基金(2009ZA52005) (2009ZA52005)

实验流体力学

OA北大核心CSCDCSTPCD

1672-9897

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