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Numerical Solutions for the Lévêque Problem of Boundary Layer  Mass or Heat Flux

E. Holzbecher
Weierstrass Institute for Applied Analysis and Stochastics (WIAS), Berlin, Germany

The Lévêque problem is an idealized simple situation concerning the influence of the boundary on the distribution of temperature or mass ...

Iterative Learning Control for Spatio-Temporal Repetitive Processes

D. Kowalów [1], M. Patan [1]
[1] Institute of Control & Computation Engineering, Zielona Góra, Poland

Recently, due to the dynamically increasing complexity of modern systems, a strong necessity appears for more systematic approaches to high quality ...

Entropic Evaluation of Dean Flow Micromixers

P. S. Fodor[1], M. Kaufman[1]
[1]Cleveland State University, Cleveland, OH, USA

In this work we investigate computationally the use of spiral channels at Reynolds numbers from 25 to 900 as a mixing structure (Figure 1) using COMSOL ...

Finite Element Study of the Mass Transfer in Annular Reactor - new

Y. M. S. El-Shazly[1], S. W. Eletriby[1]
[1]Alexandria University, Alexandria, Alexandria, Egypt.

The annular reactor is a very useful design to carry many chemical reactions. In this study, COMSOL Multiphysics® software was used to study the isothermal mass transfer from the inner side of the outer tube of the annular reactor in the range of 200

Control the Poly-Dispersed Droplet Breakup Mode in a Droplet-based Microfluidic Device by External Electric Field

Y. Li [1], K. Nandakumar [1], M. Jain [1],
[1] Cain Department of Chemical Engineering, Louisiana State University, Baton Rouge, LA, USA

Droplet–based microfluidics has received special research attentions in last two decades due to its superior control over fluid flow as well as other ...

Simulation of Interstitial Nanoparticle Flow for Development of Tumor-On-A-Chip Device

J. Park [1], M. P. Vidal-Meza [1], R. Zhou [1], S. Barua [1], C. Wang [1],
[1] Missouri University of Science & Technology, Rolla, MO, USA

A simulation was performed to investigate the flow behaviors of drug delivery nanoparticles in a tumor-on-a-chip microfluidic device, which mimics a ...

Analysis and Optimization of Dragonfly Wing Using COMSOL Multiphysics® Software

A. Kumar [1], C. Kaur [1], S. S. Padhee [2],
[1] PEC University of Technology, Chandigarh, India
[2] IIT Ropar, Punjab, India

This paper explores the complexities of a dragonfly's flapping wing motion. It includes the literature as well as analytical results using simulations ...

Comparison Between Turbulent and Laminar Bubbly-Flow for Modeling H2/H2O Separation

E. Amores Vera[1], J. Rodríguez Ruiz[1]
[1]Centro Nacional del Hidrógeno, Puertollano, Spain

One of the most critical aspects on water electrolysis is gas-liquid separation, especially in systems with forced convection. The main problem of this ...

Steady and Unsteady Computational Results of Full Two Dimensional Governing Equations for Annular Internal Condensing Flows

R. Naik[1], S. Mitra[1], A. Narain[1], N. Shankar[1]
[1]Michigan Technological University, Houghton, MI, USA

This paper presents steady and unsteady computational results obtained from numerical solutions of the full two-dimensional governing equations for ...

Study of Electrochemically Generated Two-Phase Flows

J. Schillings [1], O. Doche [2], J. Deseure [1],
[1] LEPMI, Grenoble, France
[2] SIMAP, Grenoble, France

The dependency of electrochemical processes performances on mass transfer is well-known. Electrolyte flow in the vicinity of electrodes surface can ...