State the control goal. Identify the input and output variables for the process. Identify the controlled variable(s); manipulated variable(s). iv. Define the following terminologies as used in control systems: a. Controlled variable b. Manipulated variable C. Disturbance variable d. Set-point

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter9: Heat Transfer With Phase Change
Section: Chapter Questions
Problem 9.27P
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State the control goal.
Identify the input and output variables for the process.
Identify the controlled variable(s); manipulated variable(s).
iv.
lii.
Define the following terminologies as used in control systems: -
a. Controlled variable
b. Manipulated variable
c. Disturbance variable
d. Set-point
Transcribed Image Text:State the control goal. Identify the input and output variables for the process. Identify the controlled variable(s); manipulated variable(s). iv. lii. Define the following terminologies as used in control systems: - a. Controlled variable b. Manipulated variable c. Disturbance variable d. Set-point
1. Figure 1 below shows a stirred tank heating process-with a constant holdup volume.
Assume mass flow rate w, of the inlet pipe is constant whereas its temperature T
fluctuates but the product temperature T must be maintained within set temperature
tolerances about the reference.
Heater
Figure 1: Stirred heating tank process
Transcribed Image Text:1. Figure 1 below shows a stirred tank heating process-with a constant holdup volume. Assume mass flow rate w, of the inlet pipe is constant whereas its temperature T fluctuates but the product temperature T must be maintained within set temperature tolerances about the reference. Heater Figure 1: Stirred heating tank process
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