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The 13th International Conference on Fluidization - New Paradigm in Fluidization Engineering

May 16-21, 2010 - Hotel Hyundai, Gyeong-ju, Korea


Editors: Sang Done Kim,Korea Advanced Institute of Science and Technology, Korea
Yong Kang, Chungnam National University, Korea
Jea Keun Lee, Pukyong National University, Korea
Yong Chil Seo, Yonsei University, Korea
The articles for these proceedings are peer-reviewed.

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NUMERICAL STUDY OF BUBBLE HYDRODYNAMICS FOR GAS-SOLID FLUIDIZED BEDS WITH AND WITHOUT HORIZONTAL TUBES
Teklay W. Asegehegn, Brandenburg University of Technology Cottbus
Hans Joachim Krautz, Brandenburg University of Technology Cottbus

ABSTRACT:

The paper deals with numerical simulations using the Eulerian-Eulerian Two Fluid Model (TFM) of 2D gas-solid bubbling fluidized beds with and without immersed horizontal tubes. The bubble diameters and rise velocities obtained from the simulations presented good agreement when compared with experiments and correlations available in the literature. The presence of horizontal tubes inside the bed was found to be the main cause of bubble breakup, which eventually reduce the bubble diameter and rise velocity.

Teklay W. Asegehegn and Hans Joachim Krautz, "NUMERICAL STUDY OF BUBBLE HYDRODYNAMICS FOR GAS-SOLID FLUIDIZED BEDS WITH AND WITHOUT HORIZONTAL TUBES" in "The 13th International Conference on Fluidization - New Paradigm in Fluidization Engineering", Sang Done Kim,Korea Advanced Institute of Science and Technology, Korea
Yong Kang, Chungnam National University, Korea
Jea Keun Lee, Pukyong National University, Korea
Yong Chil Seo, Yonsei University, Korea Eds, ECI Symposium Series, Volume RP6 (2010). http://services.bepress.com/eci/fluidization_xiii/93

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