CBE 330 Spring 2017
Homework 1 rev. 1
Due Monday, August 28, 2017
1. For each model below, perform a degree of freedom analysis. (Count
the number of variables and the number of equations. List any independent variables, constant parameters, inputs, initi
CBE 205
Homework #4
Due September 29, 2017
1. The growth of a particular strain of E. coli follows Monod kinetics with max = 1.35 1/h, Ks =
0.00396 g/L. Consider an experiment in a batch reactor for which the initial concentration of this
organism is 2 g
CBE 205: Introduction to Biological Engineering
Study Guide for Exam 1
Sept 22, 2017 from 2-2:50 pm in Scott 101
The exam will be closed book. An equation sheet will be provided (see last page of study guide).
You should also bring a calculator to the cla
CBE 205
Homework 1
Due August 30
1. Draw the basic process diagram for an industrial biotechnology process.
2. List 3 industrial uses of the following chemicals produced by Clostridium acetobutylicum
a. Acetone
b. Butanol
c. Ethanol
3. What is a monoclona
CBE 205
Homework #2
Due September 8, 2017
1. The growth of bakers yeast (S. cerevisiae) on glucose may be simply described by the
following equation:
C6H12O6 + 3 O2 + 0.48 NH3 0.48 C6H10NO3 + 4.32 H2O + 3.12 CO2
In a batch reactor of volume 105 l, the fin
CBE 205: Introduction to Biological Engineering
Study Guide for Exam 2
Oct. 27, 2017 from 2-2:50 pm in Scott 101
The exam will be closed book. An equation sheet will be provided (see last page of study guide).
You should also bring a calculator to the cla
CBE 205
Homework 1
Due August 30
1. Draw the basic process diagram for an industrial biotechnology process.
2. List 3 industrial uses of the following chemicals produced by Clostridium acetobutylicum
a. Acetone
1. solvent used in manufacture of plastics a
Lecture 3: Cell components and
nutrition
CBE 205
Important Cellular Components
Can you guess the major
components of a cell? What
roughly is the composition of these
components (i.e. 10%)?
Composition of E. coli
CHO
% dry weight
Clostridium
% dry weight
D
CBE 205: Lecture 2
Main Course themes
Part 1. Industrial biotechnology
(bioprocessing)
Part 2. Improving a bioprocess thru strain (i.e.
organism) engineering
Part 3. Other topics in biological engineering
Industrial biotechnology
Also known as bioprocess
Colorado State University
Chemical and Biological Engineering
CBE 205: Introduction to Biological Engineering
Syllabus Fall 2017
Course Description:
Introduction to the application of the principles of engineering and biology to the
analysis, design, and
Introduction to Biological
Engineering
CBE 205
What is a Biological Engineer?
Biological Engineering is the discipline of
study where engineering principles in design,
synthesis, and analysis are applied to biology
on the molecular, cellular, tissue, and
CBE 330 Spring 2017
Homework 2
Due Wednesday, September 6, 2017
1. Consider the bleaching of wood pulp problem described in practice
problem 3.11 on p. 38 of Modeling. Assume that the chemical reaction:
A + B C; r = kCA CB
(1)
is not infinitely fast. Here
CBE 330 Spring 2017
Homework 3, rev. 2
Due Monday, September 11, 2017
1. Consider the chemical reaction:
*
CH4 (g) + H2 O(g) )
CO(g) + 3 H2 (g)
(1)
CH4 (g) and H2 O(g) are charged into a reaction vessel at 1000 K and
PCH4 ,initial = PH2 O,initial = 1 atm
CBE 330 Spring 2017
Homework 4 Solutions
Due Monday, September 11, 2017
1. Consider again the exothermic reaction conducted in an adiabatic
continuous stirred-tank chemical reactor (CSTR), with first-order reaction. The transient component A and thermal e
CBE 205
Homework #3
Due September 15, 2017
1. E. coli grows from 0.10 kg dcw/m3 to 0.50 kg dcw/m3 in 1 hr.
a. Assuming exponential growth during this period, evaluate the specific growth rate.
b. Evaluate the doubling time during the growth phase.
c. How
CBE 330 Spring 2017
Homework 4
Due Monday, September 11, 2017
1. Consider again the exothermic reaction conducted in an adiabatic continuous stirred-tank chemical reactor (CSTR), with first-order reaction. The transient component A and thermal energy bala
Some helpful relationships:
Z
I
I
Z
dv =
v nds
J nds +
dv
V t
S
S
V
= v J +
t
dx
+ g(t)x = f (t)
dt
Z
define the integrating factor: h(t) = g(t)dt
Z
then: x(t) = eh
eh f (t)dt + c
for:
x(k+1) = x(k)
x(k+1) = x(k)
f (x(k) )
f 0 (x(k) )
x(k) x(k
Modeling Ch. 3 Model formulation using
balances and transport phenomena
Balances and conservation principles
Transport phenomena models
Boundary conditions
Population balance models
CBE 330
1
The General Balance Equation
= +
Can be written fo
Quiz 2 2014
Put your name on each page of the exam
Name_
The exam consists of 11 questions on 5 pages. In all problems indicate the equations used, and
show your work, partial credit will only be given if your thought process is clearly indicated.
1) (20p
CBE 201 Material and Energy Balances
Christopher Snow Fall 2015
CBE 201 HW4
SOLUTIONS
Due October 8th, 2015
Problem 2: Production of Cumene
The production of cumene (C, C9H12) from propylene (P, C3H6) and benzene (B, C6H6) occurs by the
following reaction
Put your name on each
page of the exam
Name_
The exam consists of 9 questions on 6 pages. Most problems can be answered in 2-3 sentences. Make
sure you are succinctly answering the question being asked. Indicate relevant equations. Partial credit
will onl
CBE 330 Process Simulation
General modeling approaches and
strategies
CBE 330
Details of methods and implementation
in Matlab
1
Why do we need this course?
Why do chemical and biological
engineers need modeling?
Design and scale up
Automated process con
CBE 330 Methods Ch. 1 Reviewing some
math you know (and some you maybe dont)
Analytical methods for first- and second-order linear ODEs
Some linear algebra
The matrix eigenvalue problem
Errors and approximations in numerical methods
Iterative methods