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A packed bed consisting of 1.96 kg of roughly spherical solids with a specific gravity of 2.8 is contained in a vertical cylindrical vessel of diameter 10 cm and a height of 20 cm. The particle size is 500 μm. The specific gravity of the liquid is 1.0 and its viscosity is 0.001 Pa-s. Determine the: a) porosity of the packed bed Assume the minimum fluidization correlation of Wen and Yu Remf = 33.7[(1+3.59x10-5.Ar) 0.5-1] Where the Reynolds number is for the particle at minimum fluidization and Ar is the Archimedes number, the ratio of the gravitational and viscous forces and is given by: P(Ps - p)gxv μ² b) Reynolds number at minimum fluidization c) minimum fluidization velocity in m/s Ar =

A packed bed consisting of 1.96 kg of roughly spherical solids with a specific gravity of 2.8 is contained in a vertical cylindrical vessel of diameter 10 cm and a height of 20 cm. The particle size is 500 μm. The specific gravity of the liquid is 1.0 and its viscosity is 0.001 Pa-s. Determine the: a) porosity of the packed bed Assume the minimum fluidization correlation of Wen and Yu Remf = 33.7[(1+3.59x10-5.Ar) 0.5-1] Where the Reynolds number is for the particle at minimum fluidization and Ar is the Archimedes number, the ratio of the gravitational and viscous forces and is given by: P(Ps - p)gxv μ² b) Reynolds number at minimum fluidization c) minimum fluidization velocity in m/s Ar =

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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A packed bed consisting of 1.96 kg of roughly spherical solids with a specific gravity of 2.8 is contained in a vertical cylindrical vessel of diameter 10 cm and a height of 20 cm. The particle size is 500 μm. The specific gravity of the liquid is 1.0 and its viscosity is 0.001 Pa-s. Determine the: a) porosity of the packed bed Assume the minimum fluidization correlation of Wen and Yu Remf = 33.7[(1+3.59x10-5.Ar) 0.5-1] Where the Reynolds number is for the particle at minimum fluidization and Ar is the Archimedes number, the ratio of the gravitational and viscous forces and is given by: P(Ps - p)gxv μ² b) Reynolds number at minimum fluidization c) minimum fluidization velocity in m/s Ar =
Transcribed Image Text:A packed bed consisting of 1.96 kg of roughly spherical solids with a specific gravity of 2.8 is contained in a vertical cylindrical vessel of diameter 10 cm and a height of 20 cm. The particle size is 500 μm. The specific gravity of the liquid is 1.0 and its viscosity is 0.001 Pa-s. Determine the: a) porosity of the packed bed Assume the minimum fluidization correlation of Wen and Yu Remf = 33.7[(1+3.59x10-5.Ar) 0.5-1] Where the Reynolds number is for the particle at minimum fluidization and Ar is the Archimedes number, the ratio of the gravitational and viscous forces and is given by: P(Ps - p)gxv μ² b) Reynolds number at minimum fluidization c) minimum fluidization velocity in m/s Ar =
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