The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft

For the low-wing configuration aircraft, server flow interference exist at the wing-body junction, the boundary layer stack at the junction is the main reason for flow separation, the flow separation results in drag addition. This paper focus on fairing and drag reduction. The fairings decrease the...

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Main Authors: Zhang Li, Gao Zhenghong
Format: Article
Language:zho
Published: Editorial Department of Advances in Aeronautical Science and Engineering 2018-05-01
Series:Hangkong gongcheng jinzhan
Subjects:
Online Access:http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2017108?st=article_issue
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author Zhang Li
Gao Zhenghong
author_facet Zhang Li
Gao Zhenghong
author_sort Zhang Li
collection DOAJ
description For the low-wing configuration aircraft, server flow interference exist at the wing-body junction, the boundary layer stack at the junction is the main reason for flow separation, the flow separation results in drag addition. This paper focus on fairing and drag reduction. The fairings decrease the boundary layer thickness to the purpose of drag reduction by blowing away the boundary layer at the wing-body junction. The characteristics of three different fairings are analyzed comparatively. The numerical study and analyses indicate that the three different fairings can achieve drag reduction, improve the aerodynamic performance. It can be a reference for the design of fairing and drag reduction on the low-wing layout aircraft.
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spelling doaj.art-a6aae539407d40feb2cbe8eb32f677ac2022-12-22T04:34:50ZzhoEditorial Department of Advances in Aeronautical Science and EngineeringHangkong gongcheng jinzhan1674-81902018-05-019223924410.16615/j.cnki.1674-8190.2018.02.01320180213The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout AircraftZhang Li0Gao Zhenghong1School of Aeronautics, Northwestern Polytechnical University, Xi'an 710072, ChinaSchool of Aeronautics, Northwestern Polytechnical University, Xi'an 710072, ChinaFor the low-wing configuration aircraft, server flow interference exist at the wing-body junction, the boundary layer stack at the junction is the main reason for flow separation, the flow separation results in drag addition. This paper focus on fairing and drag reduction. The fairings decrease the boundary layer thickness to the purpose of drag reduction by blowing away the boundary layer at the wing-body junction. The characteristics of three different fairings are analyzed comparatively. The numerical study and analyses indicate that the three different fairings can achieve drag reduction, improve the aerodynamic performance. It can be a reference for the design of fairing and drag reduction on the low-wing layout aircraft.http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2017108?st=article_issuelow-wing layoutfairing and drag reductionboundary layerinterferenceflow separation
spellingShingle Zhang Li
Gao Zhenghong
The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft
Hangkong gongcheng jinzhan
low-wing layout
fairing and drag reduction
boundary layer
interference
flow separation
title The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft
title_full The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft
title_fullStr The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft
title_full_unstemmed The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft
title_short The Study of Different Fairings for Fairing and Drag Reduction on theLow-wing Layout Aircraft
title_sort study of different fairings for fairing and drag reduction on thelow wing layout aircraft
topic low-wing layout
fairing and drag reduction
boundary layer
interference
flow separation
url http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2017108?st=article_issue
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