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Computational Fluid Dynamics

Simulation of a Vortex Ring: Dealing with the Unbounded, Doubly Connected Domain

J. M. Russell [1],
[1] Emeritus Professor, Florida Institute of Technology, Melbourne, FL, USA

This talk is for intermediate-level users of COMSOL who, like the present author, are relative newcomers to ... 扩展阅读

Multiphysics Modeling of Heat Transfer During Fiber Drawing

K. Koppenhoefer [1], J. Thomas [1], L. Gritter [1], J. S. Crompton [1], T. Tower [2],
[1] AltaSim Technologies, Columbus, OH, USA
[2] Kimberly-Clark, Inc., Neenah, WI, USA

The process of cold drawing a fiber over rollers is analyzed in this work to predict the temperature rise due ... 扩展阅读

Fluid Flow Behavior in Steady and Transient Force Medical Injection Systems

E. Gutierrez-Miravete [1], T. Langley [2],
[1] Rensselaer Polytechnic Institute - Hartford, Hartford, CT, USA
[2] Rensselaer Polytechnic Institute, Troy, NY, USA

Syringes were first conceptualized in 1650, but were invented in 1853 by Dr. Alexander Wood. As of 2011, ... 扩展阅读

Multiphysics Analysis of Electromagnetic Flow Valve

J. S. Crompton [1], K. Koppenhoefer [1], S. Yushanov [1],
[1] AltaSim Technologies, Columbus, OH, USA

Solenoid valves control fluid flow by using the passage of an electric current to produce a magnetic field ... 扩展阅读

Numerical Modeling and Verification of Acoustic Streaming Induced by Ultrasonic Treatment

D. Rubinetti [1], D. A. Weiss [1], J. Müller [2], A. Wahlen [2],
[1] Institute of Thermal and Fluid Engineering, University of Applied Sciences Northwestern Switzerland, Windisch, Switzerland
[2] Institute of Product and Production Engineering, University of Applied Sciences Northwestern Switzerland, Windisch, Switzerland

Acoustic streaming (AS) describes a physical phenomenon where an oscillating sound emitter induces a steady ... 扩展阅读

Simulation of Thermal Elastohydrodynamic Lubricated (TEHL) Gear Contacts

T. Lohner [1], A. Ziegltrum [1], K. Stahl [1],
[1] Gear Research Centre (FZG), Technical University of Munich (TUM), Garching, Germany

Thermal elastohydrodynamic lubricated (TEHL) contacts occur very frequently in drive technology and thus in ... 扩展阅读

Transient CFD Investigation of a Photocatalytic Multi-tube Reactor

S. Denys [1], J. van Walsem [1], J. Roegiers [1], S. Lenaerts [1],
[1] University of Antwerp, Antwerp, Belgium

As in industrial countries, people spend most of their time indoors and the stringent heat-insulation ... 扩展阅读

A Comparison of the Continuous and Discrete Approach for Liquid Manipulation

S. F. Azam [1], G. Cathcart[1],
[1] RCAST, The University of Tokyo, Tokyo, Japan

The objective of this paper is to achieve a complete and rapid efficient mixing of numerous sample in micro ... 扩展阅读

Modal Analysis of Elastic Ring Squeeze Film Damper for Small Gas Turbine Engines

S. Thennavarajan[1][2], P. Jeyaraj [1], L. P. Manikandan [2], S. S. Kulkarni [2], S. Jana [2],
[1]Department of Mechanical Engineering, NITK, Surathkal, Mangalore, Karnataka, India
[2]CSIR- National Aerospace Laboratories, Bengalore, Karnataka, India

The high speed gas turbine is a power plant developed for modern aircrafts. It is widely used and developed ... 扩展阅读

Numerical Analysis of the Effect of Surface Active Elements on Marangoni Flow in a Melt Pool

K. Yadav [1], A. Mishra [1],
[1] IIT Kanpur, Kanpur, Uttar Pradesh, India

Marangoni flow affects the heat and mass transfer occurring in the molten metal regions in welding and ... 扩展阅读

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