A sludge is filtered in a plate-and-frame filter press at constant pressure (0.115 bar) and produced the following results. Time (min) Filtrate volume (m³) 10 75 30 50 90 115 150 200 150 262 Determine the time (sec) required to wash the cake at the same pressure drop using 4.20 L of water. Take note that the cake was formed at the end of 0.867 hr filtration and the filter medium has the following dimensions: diameter = 0.62 m and thickness=0.22 m

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
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QUESTION 1
A sludge is filtered in a plate-and-frame filter press at constant pressure (0.115 bar) and produced
the following results.
Time (min)
Filtrate volume (m³)
10
75
30
50
115 150
90
150
200 262
Determine the time (sec) required to wash the cake at the same pressure drop using 4.20 L of
water. Take note that the cake was formed at the end of 0.867 hr filtration and the filter medium
has the following dimensions: diameter = 0.62 m and thickness = 0.22 m
Transcribed Image Text:QUESTION 1 A sludge is filtered in a plate-and-frame filter press at constant pressure (0.115 bar) and produced the following results. Time (min) Filtrate volume (m³) 10 75 30 50 115 150 90 150 200 262 Determine the time (sec) required to wash the cake at the same pressure drop using 4.20 L of water. Take note that the cake was formed at the end of 0.867 hr filtration and the filter medium has the following dimensions: diameter = 0.62 m and thickness = 0.22 m
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