...Shanti Bhushan; D. Keith Walters; S. Muthu; Crystal L. Pasiliao Efficacy of several large-scale flow parameters as transition onset markers are evaluated using direct numerical simulation (DNS) of boundary layer bypass transition. Preliminary results identify parameters ( k 2 D / ν ) and u ′ / U...

...., vortex-induced vibration energy harvesting [ 11 ] and self-propulsion device design [ 12 ]. Computational fluid dynamics Direct numerical simulation Fluid-structure interaction Copyright © 2018 by ASME 2018 0098-2202/2018/140(9)/091106/12/ $25.00 ...

...-2005.pdf [28] Keh , H. , and Anderson , J. , 1985 , “ Boundary Effects on Electrophoretic Motion of Colloidal Spheres ,” J. Fluid Mech. , 153 ( 1 ), pp. 417 – 439 . 10.1017/S002211208500132X Direct numerical simulation Electro-hydrodynamic flows Fluid-structure interaction...

.... These are challenging problems to solve with computational fluid dynamics (CFD) [ 7 ]. Computational fluid dynamics Direct numerical simulation Free surface flows Liquid-solid Multiphase flows Naval hydrodynamics PIV Unsteady flows Waves 21 10 2017 05 02 2018 Contributed...

...Pourya Forooghi; Alexander Stroh; Franco Magagnato; Suad Jakirlić; Bettina Frohnapfel The effects of several surface parameters on equivalent sand roughness (k s ) in fully rough regime are investigated by means of direct numerical simulation (DNS) of flow in channels with different wall geometries...

... November 28, 2016; final manuscript received March 9, 2017; published online June 28, 2017. Assoc. Editor: Mark F. Tachie. 28 11 2016 09 03 2017 Convective heat transfer Direct numerical simulation Microfluidics Non-Newtonian flows Unsteady flows The past few decades have...

.... , and Podowski , M. Z. , 2011 , “ Detached Direct Numerical Simulation of Turbulent Two-Phase Bubbly Channel Flow ,” Int. J. Multiphase Flow , 37 ( 6 ), pp. 647 – 659 . 10.1016/j.ijmultiphaseflow.2011.03.002 [2] Sethian , J. A. , 1999 , Level Set Methods and Fast Marching Methods , Cambridge...

...Xiaofei Liu; Kun Luo; Jianren Fan Direct numerical simulations (DNS) are performed to investigate the transient growth of a steady disturbance induced by a numerically generated Gaussian rough wall in a laminar boundary layer. In the calculation of the interaction between the rough wall...

... . Manuscript received August 3, 2015; final manuscript received February 10, 2017; published online April 24, 2017. Assoc. Editor: Kausik Sarkar. 03 08 2015 10 02 2017 Computational fluid dynamics Direct numerical simulation Flows in porous media Flow transport in open-cell foams...

... of Reynolds-averaged closure models for these geometries has not been extensively developed. In the present study, direct numerical simulation (DNS) was employed to develop a high-fidelity database that can be used for optimizing Reynolds-averaged closure models for pebble bed flows. A face-centered cubic...

...; final manuscript received May 26, 2016; published online August 11, 2016. Assoc. Editor: Jinkook Lee. 13 01 2016 26 05 2016 Aerodynamics Boundary layers Computational fluid dynamics Direct numerical simulation Experimental techniques Fluid instability hydrodynamics LES...

...: Daniel Maynes. 28 04 2015 03 02 2016 Direct numerical simulation Flows in biological systems Micro-scale flows Suspensions Theories for the motion of oblate and prolate ellipsoids will be outlined and the models presented will be applied on particle deposition...

..., 2016. Assoc. Editor: Praveen Ramaprabhu. 31 01 2015 15 08 2015 Direct numerical simulation Fluid instability Vortices The KH instability [ 1 , 2 ] evolves between two fluid regions flowing past one another, producing a shear layer between them with a velocity...

... manuscript received January 7, 2016; published online March 24, 2016. Assoc. Editor: Kwang-Yong Kim. 26 01 2015 07 01 2016 Compressible flows Computational fluid dynamics Direct numerical simulation Pumps Rotating fluids Turbomachines Supercritical fluids have been...

... . Manuscript received February 1, 2015; final manuscript received August 22, 2015; published online December 8, 2015. Assoc. Editor: E. E. Michaelides. 01 02 2015 22 08 2015 Direct numerical simulation Gas-solid Multiphase flows Turbulent particle-laden flows are more complicated...

...Lian-Ping Wang; Cheng Peng; Zhaoli Guo; Zhaosheng Yu A fully mesoscopic, multiple-relaxation-time (MRT) lattice Boltzmann method (LBM) is developed to perform particle-resolved direct numerical simulation (DNS) of wall-bounded turbulent particle-laden flows. The fluid–solid particle interfaces...

...Zhi-Gang Feng; Eid S. Alatawi; Adam Roig; Cenk Sarikaya A resolved Eulerian–Lagrangian numerical approach is used to study the heat transfer of 1204 heated spheres fluidized in a slit bed. This approach uses a direct numerical simulation combined with the immersed boundary method (DNS-IB). Pan et...

... Numerical Model for Granular Assemblies ,” Geotechnique , 29 ( 1 ), pp. 47 – 65 . 10.1680/geot.1979.29.1.47 [27] Tenneti , S. , Garg , R. , and Subramaniam , S. , 2011 , “ Drag Law for Monodisperse Gas–Solid Systems Using Particle-Resolved Direct Numerical Simulation of Flow Past Fixed...

... (3D) fully developed particle-laden turbulent channel flow were implemented for collisionless particles. The driving gas-phase carrier flow is computed using direct numerical simulation of the incompressible Navier–Stokes (N–S) equations and one-way coupled to the particle phase via the drag force...

... flow direction. Direct numerical simulation Duct Gas-solid Particle flows Turbulence Channel Pipe flows In many environmental and industrial applications, a disperse phase is suspended in a turbulent carrier flow confined by a solid boundary. Some examples include liquid–solid...