数値流体力学

[II-23] Effects of two-dimensional bed roughness on structures of main flow, secondary flow and turbulence intensity of three-dimensional turbulent flow over narrow channels

*Yuya Takakuwa¹, Shoji Fukuoka¹ (1. Research and Development Initiative, Chuo University)

Keywords:aspect ratio, rough bed and smooth bed, main flow, secondary flow, turbulence intensity