Lift Interference in Wind Tunnels with Perforated and Solid Walls

In order to obtain accurate results in wind tunnel testing it is necessary to determine the effect of interaction between the flow around the model and the test section walls. In this paper, the classical theory for wind tunnel wall corrections assessment is used to evaluate the wall induced change...

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Main Authors: Mihaela MANEA, Adrian BURGHIU
Format: Article
Language:English
Published: National Institute for Aerospace Research “Elie Carafoli” - INCAS 2021-03-01
Series:INCAS Bulletin
Subjects:
Online Access:https://bulletin.incas.ro/files/manea__burghiu__vol_13_iss_1.pdf
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author Mihaela MANEA
Adrian BURGHIU
author_facet Mihaela MANEA
Adrian BURGHIU
author_sort Mihaela MANEA
collection DOAJ
description In order to obtain accurate results in wind tunnel testing it is necessary to determine the effect of interaction between the flow around the model and the test section walls. In this paper, the classical theory for wind tunnel wall corrections assessment is used to evaluate the wall induced change in the circulation caused by the presence of the test article in the wind tunnel. This primary correction, also known as lift interference is based on the test section geometry and it is applied to the test article angle of attack. The computations performed in this paper employ the assumption of the potential linearized flow between the test section walls and the model. As well, the principle of superposition is a key element in this analysis.
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spelling doaj.art-b29384a2ca274e72a6f77ee9e51230ec2022-12-21T20:01:28ZengNational Institute for Aerospace Research “Elie Carafoli” - INCASINCAS Bulletin2066-82012247-45282021-03-0113110511110.13111/2066-8201.2021.13.1.11Lift Interference in Wind Tunnels with Perforated and Solid WallsMihaela MANEA0Adrian BURGHIU1INCAS – National Institute for Aerospace Research “Elie Carafoli”, B-dul Iuliu Maniu 220, Bucharest 061126, Romania, manea.mihaela@incas.ro and POLITEHNICA University of Bucharest, Splaiul Independentei 313, 060042, Bucharest, RomaniaINCAS – National Institute for Aerospace Research “Elie Carafoli”, B-dul Iuliu Maniu 220, Bucharest 061126, Romania, burghiu.adrian@incas.ro and POLITEHNICA University of Bucharest, Splaiul Independentei 313, 060042, Bucharest, RomaniaIn order to obtain accurate results in wind tunnel testing it is necessary to determine the effect of interaction between the flow around the model and the test section walls. In this paper, the classical theory for wind tunnel wall corrections assessment is used to evaluate the wall induced change in the circulation caused by the presence of the test article in the wind tunnel. This primary correction, also known as lift interference is based on the test section geometry and it is applied to the test article angle of attack. The computations performed in this paper employ the assumption of the potential linearized flow between the test section walls and the model. As well, the principle of superposition is a key element in this analysis.https://bulletin.incas.ro/files/manea__burghiu__vol_13_iss_1.pdfwind tunnelwall interferencelift interferenceperforated wallclassical corrections
spellingShingle Mihaela MANEA
Adrian BURGHIU
Lift Interference in Wind Tunnels with Perforated and Solid Walls
INCAS Bulletin
wind tunnel
wall interference
lift interference
perforated wall
classical corrections
title Lift Interference in Wind Tunnels with Perforated and Solid Walls
title_full Lift Interference in Wind Tunnels with Perforated and Solid Walls
title_fullStr Lift Interference in Wind Tunnels with Perforated and Solid Walls
title_full_unstemmed Lift Interference in Wind Tunnels with Perforated and Solid Walls
title_short Lift Interference in Wind Tunnels with Perforated and Solid Walls
title_sort lift interference in wind tunnels with perforated and solid walls
topic wind tunnel
wall interference
lift interference
perforated wall
classical corrections
url https://bulletin.incas.ro/files/manea__burghiu__vol_13_iss_1.pdf
work_keys_str_mv AT mihaelamanea liftinterferenceinwindtunnelswithperforatedandsolidwalls
AT adrianburghiu liftinterferenceinwindtunnelswithperforatedandsolidwalls