Art

J-GLOBAL ID：202002244712489082   Reference number：20A2056239

On the scaling of turbulence over an irregular rough surface in a transitionally rough regime

過渡的な粗い領域中の不規則な粗面をわたる乱流のスケーリングに関して

Author (3)： KUWATA Yusuke (Department of Mechanical Engineering Osaka Prefecture University) ,  SUGIYAMA Takuya (Department of Mechanical Engineering Tokyo University of Science) ,  KAWAGUCHI Yasuo (Department of Mechanical Engineering Tokyo University of Science)
Material： Journal of Thermal Science and Technology (Web)  (J Therm Sci Technol (Web))
Volume： 15  Issue： 2  Page： JTST0015(J-STAGE)  Publication year： 2020 
JST Material Number： U0023A  ISSN： 1880-5566  Document type： Article
Article type： 原著論文  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *turbulent flow ,  scaling ,  *rough surface ,  Reynolds number ,  momentum ,  drag ,  surface of wall ,  large eddy simulation ,  simulation

Author keywords (4)： Rough wall ,  Turbulence ,  Large eddy simulation ,  Lattice Boltzmann method

JST classification (1)： Laminar flows,turbulent flows and boundary layers  (BC02030C)

Reference (32)：

• Busse, A. and Lützner, M. and Sandham, N. D., Direct numerical simulation of turbulent flow over a rough surface based on a surface scan, Computers & Fluids (2015), Vol.116, pp.129-147.
• Busse, A., Thakkar, M. and Sandham, N. D., Reynolds-number dependence of the near-wall flow over irregular rough surfaces, Journal of Fluid Mechanics (2017), Vol.810, pp.196-224.
• Chan, L., MacDonald, M., Chung, D., Hutchins, N. and Ooi, A., A systematic investigation of roughness height and wavelength in turbulent pipe flow in the transitionally rough regime, Journal of Fluid Mechanics (2015), Vol.771, pp.743-777.
• Chukwudozie, C. and Tyagi, M., Pore scale inertial flow simulations in 3-D smooth and rough sphere packs using lattice Boltzmann method, AIChE Journal (2013),Vol.59, No.12, pp.4858-4870.
• Dirling, R. B., A Method for Computing Rough Wall Heat Transfer Rates on Re-Entry Nosetips, AIAA Paper (1973), No. 73-763.

Terms in the title (3)： 粗面 ,  乱流 ,  スケーリング