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Thu Lan Nguyen, Ichiro Yamada, Takashi Yano, Koichi Makino and Masaharu Ohya
Many decibel-based noise indicators are used in noise policy to evaluate aircraft sound in the environment. Among those, day?evening?night-weighted sound pressure level (Lden" role="presentation" style="position: relative;">??denLden
L
den
), day?night-w...
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Shuhei Takahashi, Yuya Hata, Yuji Ohya, Takashi Karasudani and Takanori Uchida
To clarify the behavior of the blade tip vortices of a wind turbine equipped with a brimmed-diffuser shroud, called a ?Wind-Lens turbine?, we conducted a three-dimensional numerical simulation using a large eddy simulation (LES). Since this unique wind t...
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Takanori Uchida and Yuji Ohya
Because a significant portion of the topography in Japan is characterized by steep, complex terrain, which results in a complex spatial distribution of wind speed, great care is necessary for selecting a site for the construction of Wind Turbine Generato...
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A. Iwasawa, M. Uzawa, M. A. Rahman, Y. Ohya, and N. Yoshizaki
Pág. 2670 - 2676
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T Shibahara, A Kuwano, T Ueno, Y Katayama, T Ohya, S Taharaguchi, S Yamamoto, T Umemura, Y Ishikawa, and K Kadota
Pág. 145 - 150
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Kato, J. Hattori, T. Ohba, S. Tamaki, Y. Yamada, N. Taguchi, T. Ogihara, J. Ohya, K. Itoh, Y. Hori, T.
Pág. 1501 - 1508
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Ohya, A; Kosaka, A; Kak, A
Pág. 969 - 977
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Koyanaka, S; Endoh, S; Ohya, H; Iwata, H
Pág. 135 - 140
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