An analysis of transport phenomena for multi-solid particle systems at higher reynolds numbers by a standard karman—pohlhausen method—I Momentum transfer |
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Authors: | Y Nishimurat T Ishii |
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Affiliation: | Department of Chemical Engineering, Yokohama National University, Ohka, Minami-Ku, Yokohama 232, Japan |
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Abstract: | Using the concentric spheres free surface model and a standard 4th polynomial Karman—Pohlansen method, the dimensionless tangential stress distribution, and the dimensionless pressure distribution around a solid sphere in a swarm, and the viscous, form and total drag coefficient for multi-solid particle systems were computed numerically at higher Reynolds numbers. The void function obtained from the drag coefficient for multiparticle system was comparative to the experimental data. The friction factor for multi-particle systems so computed agreed with the experimental data of packed and distended beds. |
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Keywords: | Author to whom correspondence should be addressed Present address: Department of Chemical Engineering University of Arizona Tucson AZ 85721 U S A on sabbatical leave from Yokohama |
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