Drag reduction of turbulent channel flows over an anisotropic porous wall with reduced spanwise perm

• 作 者: Qingxiang LI Ming PAN Quan ZHO
• 机 构: ShanghaiInstituteofAppliedMathematicsandMechanics,ShanghaiKeyLaboratoryofMechanicsinEnergyEngineerin
• 出 处: 应用数学和力学:英文版
• 发表日期: 2019年7期
• 关键词: direct numerical simulation (DNS) ANISOTROPIC POROUS medium drag reduction TURBU
• 基金项目: the National Natural Science Foundation of China (Nos. 11572183, 91852111, and 11825204),the Program of Shanghai Municipal Education Commission (No. 2019-01-07-00- 09-E00018).

The direct numerical simulation (DNS) is carried out for the incompressible viscous turbulent flows over an anisotropic porous wall. Effects of the anisotropic porous wall on turbulence modifications as well as on the turbulent drag reduction are investig