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iv) Explain two reasons of having the recycle stream in the above process.

iv) Explain two reasons of having the recycle stream in the above process.

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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b) The manufacturing of such products as penicillin, tetracycline, vitamins and other pharmaceuticals, as well as photographic chemicals, dyes and other fine organic compounds, usually required separating the suspended solids from their mother liquor by centrifuging and then drying the wet cake. With referring to Figure 1: R kg/h 0.286 w/w V 0.714 w/w H,0 Centrifuge Continuous P kg/h Fe98 kg/h8 kg/h 02 w/wv 0.8 w/w H0 Ckg/h filter 0.6 w/w V 0.4 w/w H,0 0.96 w/w V 0.04 w/w H,0 W kg H,O/h Figure 1 A flow diagram for a closed-loop system i) Express DOF (Degree of Freedom) analysis for the overall, centrifuge and continuous filter systems. i) Find the mass flowrate of the B, R, W, C and P in kg/h. ii) Find the mass fraction for vitamin (V) and water (H,O) at stream B. iv) Explain two reasons of having the recycle stream in the above process.
Transcribed Image Text:b) The manufacturing of such products as penicillin, tetracycline, vitamins and other pharmaceuticals, as well as photographic chemicals, dyes and other fine organic compounds, usually required separating the suspended solids from their mother liquor by centrifuging and then drying the wet cake. With referring to Figure 1: R kg/h 0.286 w/w V 0.714 w/w H,0 Centrifuge Continuous P kg/h Fe98 kg/h8 kg/h 02 w/wv 0.8 w/w H0 Ckg/h filter 0.6 w/w V 0.4 w/w H,0 0.96 w/w V 0.04 w/w H,0 W kg H,O/h Figure 1 A flow diagram for a closed-loop system i) Express DOF (Degree of Freedom) analysis for the overall, centrifuge and continuous filter systems. i) Find the mass flowrate of the B, R, W, C and P in kg/h. ii) Find the mass fraction for vitamin (V) and water (H,O) at stream B. iv) Explain two reasons of having the recycle stream in the above process.
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