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1. The exit stream from a processing unit is cooled in a continuous flow stirred tank by circulating a refrigerant in the cooling coils. The refrigerant is in gas state and it condenses when it is warmed by the neat from the process stream (the process stream is in liquid state when it is hot and when it is cooled) a) State the controlled variable and the manipulated variable b) List three disturbances that can affect the controlled variable in a short time period Warm stream Refrigerant Cold stream c) Draw the process equipment diagram, show ALL equipment and list the units for all material flows and signals for the feedback control system Condensate out d) Draw the block diagram of the process

1. The exit stream from a processing unit is cooled in a continuous flow stirred tank by circulating a refrigerant in the cooling coils. The refrigerant is in gas state and it condenses when it is warmed by the neat from the process stream (the process stream is in liquid state when it is hot and when it is cooled) a) State the controlled variable and the manipulated variable b) List three disturbances that can affect the controlled variable in a short time period Warm stream Refrigerant Cold stream c) Draw the process equipment diagram, show ALL equipment and list the units for all material flows and signals for the feedback control system Condensate out d) Draw the block diagram of the 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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1. The exit stream from a processing unit is cooled in a continuous flow stirred tank by circulating a refrigerant in the cooling coils. The refrigerant is in gas state and it condenses when it is warmed by the neat from the process stream (the process stream is in liquid state when it is hot and when it is cooled) a) State the controlled variable and the manipulated variable b) List three disturbances that can affect the controlled variable in a short time period Warm stream Refrigerant Cold stream c) Draw the process equipment diagram, show ALL equipment and list the units for all material flows and signals for the feedback control system Condensate out d) Draw the block diagram of the process
Transcribed Image Text:1. The exit stream from a processing unit is cooled in a continuous flow stirred tank by circulating a refrigerant in the cooling coils. The refrigerant is in gas state and it condenses when it is warmed by the neat from the process stream (the process stream is in liquid state when it is hot and when it is cooled) a) State the controlled variable and the manipulated variable b) List three disturbances that can affect the controlled variable in a short time period Warm stream Refrigerant Cold stream c) Draw the process equipment diagram, show ALL equipment and list the units for all material flows and signals for the feedback control system Condensate out d) Draw the block diagram of the process
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