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Fluctuating velocity measurements in the turbulent wake of a wind turbine model

Authors :
Wittwer, Adrián Roberto
Dorado, Rodrigo
Loredo Souza, Acir Mércio
Bodmann, Bardo Ernst Josef
Degrazia, Gervásio Annes
Bones, Arthur
Capeller, Bruno
Contini, André
Source :
Repositório Institucional da UFRGS, Universidade Federal do Rio Grande do Sul (UFRGS), instacron:UFRGS, American Journal of Environmental Engineering, vol. 8, no. 4, p. 105-111., Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE), Universidad Nacional del Nordeste, instacron:UNNE
Publication Year :
2018

Abstract

Fil: Wittwer, Adrián Roberto. Universidad Nacional del Nordeste. Facultad de Ingenieria; Argentina. Fil: Dorado, Rodrigo. Universidade Federal de Rio Grande do Sul. Departamento de Engenharia Mecânica; Brazil. Fil: Loredo Souza, Acir Mércio. Universidade Federal de Rio Grande do Sul. Laboratório de Aerodinâmica das Construções; Brazil. Fil: Bodmann, Bardo Ernst Josef. Universidade Federal de Rio Grande do Sul. Departamento de Engenharia Mecânica; Brazil. Fil: Degrazia, Gervásio Annes. Universidade de Federal de Santa Maria. Departamento de Física; Brazil. Fil: Bones, Arthur. Universidade Federal de Rio Grande do Sul. Laboratório de Aerodinâmica das Construções; Brazil. Fil: Capeller, Bruno. Universidade de Caxias do Sul. Engenharia Mecânica; Brazil. Fil: Contini, André. Universidade de Caxias do Sul. Engenharia Mecânica; Brazil. An experimental study of the turbulent wake of a wind turbine model was realized at the “Joaquim Blessmann” wind tunnel of the UFRGS. The turbine model was developed at the Universidade de Caxias do Sul and it represents a three blade turbine characterized by a NACA 4412 aerodynamic profile. Measurements of the velocity fluctuations were realized by hot wire anemometry. Complexity of the turbulent flow is evaluated by mean and fluctuating velocity profiles. The influence of the incident flow turbulence and the flow reconstructing process are analysed by the measurement results.

Details

Language :
English
Database :
OpenAIRE
Journal :
Repositório Institucional da UFRGS, Universidade Federal do Rio Grande do Sul (UFRGS), instacron:UFRGS, American Journal of Environmental Engineering, vol. 8, no. 4, p. 105-111., Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE), Universidad Nacional del Nordeste, instacron:UNNE
Accession number :
edsair.dedup.wf.001..0169624bb6cfdf70b2dd18fab5743549