93 citations · 587 across the 31 of their papers we have counts for
9 papers · 1 filter
Multiscale Simulation of Surface Nanostructure Effect on Bubble Nucleation
Yijin Mao, Bo Zhang, Chung-Lung Chen +1
Effects of nanostructured defects of copper solid surface on the bubble growth in liquid argon have been investigated through a hybrid atomistic-continuum method. The same solid su…
Nonlinear Analysis of Chaotic Flow in a Three-Dimensional Closed-Loop Pulsating Heat Pipe
S. M. Pouryoussefi, Yuwen Zhang
Numerical simulation has been conducted for the chaotic flow in a 3D closed-loop pulsating heat pipe (PHP). Heat flux and constant temperature boundary conditions were applied for…
Multicomponent Gas-Particle Flow and Heat/Mass Transfer Induced by a Localized Laser Irradiation on a Urethane-Coated Stainless Steel Substrate
Nazia Afrin, Yijin Mao, Yuwen Zhang +4
A three-dimensional numerical simulation is conducted for a complex process in a laser-material system, which involves heat and mass transfer in a compressible gaseous phase and ch…
Analysis of chaotic flow in a 2D multi-turn closed-loop pulsating heat pipe
S. M. Pouryoussefi, Yuwen Zhang
Numerical study has been conducted for the chaotic flow in a multi-turn closed-loop pulsating heat pipe (PHP). Heat flux and constant temperature boundary conditions have been appl…
Effects of Beam Size and Pulse Duration on the Laser Drilling Process
Nazia Afrin, Pengfei Ji, J. K. Chen +1
A two-dimensional axisymmetric transient laser drilling model is used to analyze the effects of laser beam diameter and laser pulse duration on the laser drilling process. The mode…
Effects of Slotted Structures on Nonlinear Characteristics of Natural Convection in a Cylinder with an Internal Concentric Slotted Annulus
Chunyun Shen, Mo Yang, Yuwen Zhang +1
Natural convection in a cylinder with an internally slotted annulus was solved by SIMPLE algorithm, and the effects of different slotted structures on nonlinear characteristics of…
Analysis of Cohesive Microsized Particle Packing Structure Using History-Dependent Contact Models
Raihan Tayeb, Xin Dou, Yijin Mao +1
Granular packing structures of cohesive micro-sized particles with different sizes and size distributions, including mono-sized, uniform and Gaussian distribution, are investigated…
Advances and Outlooks of Heat Transfer Enhancement by Longitudinal Vortex Generators
Ya-Ling He, Yuwen Zhang
In the last several decades, heat transfer enhancements using extended surface (fins) has received considerable attentions. A new heat transfer enhancement technique, longitudinal…
Flow and Heat Transfer in Micro Pin Fin Heat Sinks with Nano-Encapsulated Phase Change Materials
Bahram Rajabifar, Hamid Reza Seyf, Yuwen Zhang +1
In this paper, a 3D conjugated heat transfer model for Nano-Encapsulated Phase Change Materials (NEPCMs) cooled Micro Pin Fin Heat Sink (MPFHS) is presented. The governing equation…