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Solid particles having a diameter of 120 μm and a density of 1000 kg/m³ are to be fluidized with air. The cross section of the empty bed is 0.3 m². Assume the simplified equation of Wen and Yu for Remf between 0.001 and 4000 Remf Where: = -33.7+ 1136 + 0.0408 x³p.(Ps - p)g μ² 2 x is the particle diameter p is the density of the fluid Ps is the density of the particles Air is used as the fluidization material at 25°C at 2 atm absolute pressure. a) Reynolds number at minimum fluidization b) minimum fluidization velocity in mm/s c) volumetric flow of the air in scfm (standard cubic feet per minute) if the bed were operated at 8 times that required for minimum fluidization (standard temp, in this case, is 20 °C).

Solid particles having a diameter of 120 μm and a density of 1000 kg/m³ are to be fluidized with air. The cross section of the empty bed is 0.3 m². Assume the simplified equation of Wen and Yu for Remf between 0.001 and 4000 Remf Where: = -33.7+ 1136 + 0.0408 x³p.(Ps - p)g μ² 2 x is the particle diameter p is the density of the fluid Ps is the density of the particles Air is used as the fluidization material at 25°C at 2 atm absolute pressure. a) Reynolds number at minimum fluidization b) minimum fluidization velocity in mm/s c) volumetric flow of the air in scfm (standard cubic feet per minute) if the bed were operated at 8 times that required for minimum fluidization (standard temp, in this case, is 20 °C).

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
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Solid particles having a diameter of 120 μm and a density of 1000 kg/m³ are to be fluidized with air. The cross section of the empty bed is 0.3 m². Assume the simplified equation of Wen and Yu for Remf between 0.001 and 4000 Remf Where: = -33.7+ 1136 + 0.0408 x³p.(Ps - p)g μ² 2 x is the particle diameter p is the density of the fluid Ps is the density of the particles Air is used as the fluidization material at 25°C at 2 atm absolute pressure. a) Reynolds number at minimum fluidization b) minimum fluidization velocity in mm/s c) volumetric flow of the air in scfm (standard cubic feet per minute) if the bed were operated at 8 times that required for minimum fluidization (standard temp, in this case, is 20 °C).
Transcribed Image Text:Solid particles having a diameter of 120 μm and a density of 1000 kg/m³ are to be fluidized with air. The cross section of the empty bed is 0.3 m². Assume the simplified equation of Wen and Yu for Remf between 0.001 and 4000 Remf Where: = -33.7+ 1136 + 0.0408 x³p.(Ps - p)g μ² 2 x is the particle diameter p is the density of the fluid Ps is the density of the particles Air is used as the fluidization material at 25°C at 2 atm absolute pressure. a) Reynolds number at minimum fluidization b) minimum fluidization velocity in mm/s c) volumetric flow of the air in scfm (standard cubic feet per minute) if the bed were operated at 8 times that required for minimum fluidization (standard temp, in this case, is 20 °C).
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