m
VENUE:
THE U NIVERSITY
.
~ ?~s ~E!r~SLAND
SEAT NUMBER:
STUDENT
NUMBER:
STUDENT NAME:
I I I
I I I I
Family Name
First Name
FINAL EXAMINATION
Semester Two 2011
St Lucia Campus
CHEE3006 PROCESS AND CONTROL SYSTEM SYNTHESIS
PERUSAL TIME
10 mins. During peru
September 16 & 17, 2015
CHEE3005 Tutorial Sheet 6 Solution
Question 1
In the lecture we derived the adiabatic temperature rise for a liquid phase chemical reaction
as
Tad
(H R ) N A0
mt CPm
Usually the data available specifies different parameters than t
September 16 & 17, 2015
CHEE3005 Tutorial Sheet 6
Question 1
In the lecture we derived the adiabatic temperature rise for a liquid phase
chemical reaction as
Tad
(H R ) N A0
mt CPm
Usually the data available specifies different parameters than those dire
NON-ISOTHERMAL PFTR
HTF
Tr0, Fr
Feed
T0, F0
HTF
Tr0, Fr
HTF Heat Transfer Fluid
HTF
Tr1, Fr
Q V
TV+V, FV+V
TV, FV
z
Product
T1, F1
Micro-mixed volume, V
HTF
Tr1, Fr
For the micro-mixed volume in the interval V, we can use the EB equation for a
well mixed
Lecture 2
Non-Ideal Reactors
Recap of Mondays class
The Plant operators dilemma
How does non-ideality arises in a reactor
Determining an average value based on the weight distribution of the component within
its class (MyVillage Trees)
Residence time Dist
CHEE3005 2008 Mid-Semester Exam 1: Solution
Q1 (35 marks).
a) Assume:
Assume:
- Constant volume
- Isothermal
- Steady State
(4m)
- Constant volumetric flowrate
- Perfect plug flow
(1m)
Starting with the balance equation:
dFA
rA
dV
(3m)
(6m)
0.5
B
rA
kC AC
CHEE3005 2008 Mid-Semester Exam 1
5 minute perusal (no writing). 90 minute duration. Please complete in answer book.
Exam is worth 15% of final grade, has 3 questions in total and is marked out of 100.
Q1. (35 marks) The liquid phase reaction A + B C is f
Unit Operations
A unit operation is
any part of potentially multiple-step process
which can be considered to have a single
function
Physical in nature BUT have underlying
transfer mechanism for the operation
fluid dynamics; heat transfer; mass transfer
Ma
Part 6 Non-ideal Reactor
(7 lectures)
John Zhu, School of Chem Eng
1
Outline
The CSTR and PFTR Residence-Time Distributions
Step input
Pulse input
Segregated Flow Model
Non-segregated Flow Model
Order and Segregation
The Laminar Flow Reactor
Tubular react
Part 8 Heterogeneous
Catalysis (9 lectures)
John Zhu, School of Chem Eng
1
Outline
Rate processes in catalysis
Adsorption and surface reaction
External transport processes
Modelling and characterization of pore
structure
Intraparticle diffusion and reacti
Part 7 Non-isothermal
Reactors (6 lectures)
(
)
1
Section Summary
Learning objectives, at the end of this section you will be able to:
5. Combine mass and energy balances to calculate the conversion in
an ideal non isothermal reactor
non-isothermal reacto
2013, MECH4301, Tute 3
MECH4301 2013 Tutorial 3 Solutions
-Tutorial 3, Materials and Shape. (Make sure you read the Notes and Hints
before you start working.)
Solve in this order: (8 Exercises)
MECH4301 2013
1. E9.1 (Shape factors for tubes); (E9.1 does n
Part 5 Isothermal Flow reactors
(3 lectures)
John Zhu, School of Chem Eng, UQ
1
Outline
Design equations for the CSTR
Design equations for the PFTR
Application of design equations
irreversible reactions, zero, first and second
order.
complex reactions
Com
Part 4 Batch Reactor
(5 lectures)
John Zhu, School of Chem Eng
1
Outline
Design equations for batch reactors
Simple irreversible and reversible
reactions
Complex reactions: low and negative
order, bimolecular reactions
Batch reactors with changing volume
September 23 & 24, 2015
CHEE3005 Tutorial Sheet 7
Question 1
A CSTR is used to carry out the first order aqueous reaction AB, with CAo=8
moles/lit., To = 300 K, Cp = 1000 cal/lit-K, k = 109e-6000/T min-1, HR = -15,000
cal/mole.
(a) What residence time is
October 7 & 8, 2015
CHEE3005 Tutorial Sheet 8
Question 1
A new batch of a certain catalyst was measured to have a pore volume of 0.6
cm3/g with pore radius of 40 . A first order reaction AB, when conducted at
500 K with gaseous A at 1 bar, was found to ha
October 7 & 8, 2015
CHEE3005 Tutorial Sheet 8
Question 1
A new batch of a certain catalyst was measured to have a pore volume of 0.6
cm3/g with pore radius of 40 . A first order reaction AB, when conducted at
500 K with gaseous A at 1 bar, was found to ha
Semester One Quiz, 2013
CHEE4060 Process and Control System Synthesis (Quiz)
Venue
Seat Number
_
Student Number
|_|_|_|_|_|_|_|_|
Family Name
This exam paper must not be removed from the venue
_
_
First Name
_
School of Chemical Engineering
EXAMINATION
Se
Question 2 solutions:
(a)
(b)
(c) The inherent (static, lab) characteristics is the characteristics that the control valve exhibits
under laboratory conditions,its based on an assumption of constant pressure drop across the
valve. The installed characteri
VENUE:
% THE UNIVERSITY SEAT NUMBER:
OF QUEENSLAND EEEEEID
w AUSTRALIA NUMBER:
STUDENT NAME: Family Name
First Name
MID-SEMESTER EXAMINATION
St Lucia Campus Semester Two 2010
CHEE3006 — Process and Control System Synthesis
PERUSAL TIME 5 mins.
CHEE3006 QUIZ 2007
3 October 2007 (Wednesday)
10:00-11:50am
Answer all THREE Questions (Total 30 Marks)
Question 1 [15 Marks]
Parts (a)-(d) refer to the following transfer function.
G(s)
s3
s 1(s 2 4s 4)
(a) For the above transfer function, determine its
CHEE3006 QUIZ 2009
Wednesday, 09/09/09
Answer all FIVE Questions (Total 30 Marks)
Question 1 [7 Marks]
For the following transfer function:
G (s ) =
s 1
s + 5s + 4
2
(a) For the above transfer function, determine its damping factor, poles, zeros and stead
CHEE3005 2013 Mid-Semester Exam 1
Closed book exam. /0 minute perusal (no writing). 90 minute duration. Exam is worth 15% ofﬁnal grade, has 3
questions in total and is marked out 0f100. Please complete all questions in answer book.
Q 1 (35 marks): A gaseo
Question 1
a) Liquid phase reaction.
Assume: - Isothermal - Elementary reactions - Stationary state for C
Start with the rate equation for D:
r1) = k3CC _ k4CACD
C is an intermediate product so we want to remove from the rate equation. Now the rate
equati
CHEE3005 2010 Mid-Semester Exam 1
5 minute perusal (no writing). 90 minute duration. Please complete in answer book.
Exam is worth 15% of ﬁnal grade, has 3 questions in total and is marked out of l 00.
Q1 (25 marks) Dimethyl ether is formed from methano
CHEE3005 2011 Mid-Semester Exam 1
10 minute perusal (no writing). 90 minute duration. Please complete in answer book.
Exam is worth 15% of final grade, has 3 questions in total and is marked out of 100.
Q 1: (25 marks) The liquid phase reaction
BD
is faci