CHE 360 MidTerm Exam #1 Name (PLEASE PRINT):
EID:
1. (30 points total) Consider the following cascade connection of isothermal reactors. A firstorder
reaction A)B occurs in both reactors, with re
Exam #3
ChE 360
4/22/2011
1. ( 20) A first order process with
i s to be controlled by a PI controller,
.
What is the characteristic equation? If Kc i s increased, can this process be made unstable? Wh
CHE 360 MidTerm Exam #2 November 2, 2012 Name (PLEASE PRINT):
Problem 1. (15 points total) A thermocouple is placed in a thermowell (Fig 1a} and the voltage U across
the thermocouple leads is measu
CHE 360 Background/prerequisite knowledge assessment Name (please print)
September 3, 2015 EID:
100 points total
1. (10 points) Let A be a n xn matrix, x an ndimensional vector and 21 a scalar (all a
Homework 10:
Plot of the data:
140
Tmeperature (F)
135
130
125
120
115
0
20
40
60
80
100
120
140
Time (min)
Since we are only interested in the original step change to T = 140, we will truncate the da
Homework 8 #2
System Identification First, make a few step changes in inputs (CA0 ,
TF , TC ) separately, and look at the output (conversion, x). Use FOPTD
estimation to determine your model.
A step c
CHE 360 MidTerm Exam #3 Fall 2015 Name (PLEASE PRINT):
EID:
100 points total
Problem 1. (25 points total)
Consider the standard block diagram of a cascade control system as given below.
92 31
1
Grader use
only
5 " g . 
IThe handle is pressed and the ush cycle begins. The apper has closed, and the tank refills wrthm seconds.
Lm_ m

1 oat. 2 ll valve. 3. ll arm, 4. tank ll tube, 5
Final Exam
ChE 360
5/14/11
1.
An exothermic reaction occurs in a 1500gal reactor in which the temperature is
(15)
controlled by cooling water in the jacket. The process transfer function relating
rea
Exam #3
ChE 360
3/22/13
1.
An exothermic reaction occurs in a 1500gal reactor in which the temperature is
(20)
controlled by the amount of cooling water in the jacket (but not in a cascade
configurat
Exam #1
ChE 360
2/18/2011
1. (40pts) A steam heated stirred tank (similar to the one discussed in the lecture notes for Chapter 2)
has the following operating conditions and constant parameters:
The M
CHE 360 MidTerm Exam #3, May 4, 2016 Name (PLEASE PRINT):
EID:
1. cfw_20 points total) A process stream is heated using a shell and tube heat exchanger. The exit
temperature is controlled by adjust
V2.0
CHE 360 MidTerm Exam #1 February 10, 2015 Name (PLEASE PRINT): k 934
EID:
Grader use
only
Problem 1 (25 points total) Consider the system of two heat exchangers shown in the gure
below. Stream