ChE 381
Fall 2013
Homework #1, due Fri Sept 6th
This assignment covers chapters 2 and 4.
Individual:
1. A well-insulated carbon steel tank (10 kg) filled with 20 kg of 150C water is to be used to cool
ChE 381 Fall 2013
HW #3
due 9/18/13
Group
1. Two streams of nitrogen are mixed in a steady-state process. The first inlet stream has a flowrate of
5.0 mol/s and is at 500K, 2.0 atm. The second inlet s
ChE 381 Exam 3
May 9th, 2013
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ChE 381
Fall 2013
Homework #1, due Fri Sept 6th
This assignment covers chapters 2 and 4.
Group:
1. You need to produce air at P2 bar, 350K from air at 1 bar, 350K. There are two proposed process
desig
ChE 381 HW #2 Fall 2013
Due Wed 9/11/13
Group
1. For the system described in HW #1: group problem #3, find the volumetric flowrate of (a) the reactor
feed stream and (b) the product gas leaving the co
ChE 381 HW #2 Fall 2013
Due Wed 9/11/13
Individual
1. Chlorine gas is compressed isothermally from 2 bar to 5, 20, 60 and 100 bar. Using eq 3.27, calculate
the percent difference between W values calc
ChE 381 Fall 2013
HW #3
due 9/18/13
Individual
1. In a steady-state open system, 5.0 mol/s of air is expanded in an adiabatic turbine from 500K, 5.0 bar
to T2, P2. Assuming ideal gas behavior, calcula
ChE 381
Homework #4
Due 10/2/13
Individual:
1. 1.0 mol/s of methane vapor at 350K is isothermally expanded from 100 bar to 10 bar in an
environment with a temperature of 298K.
(a) Calculate Wideal for
ChE 381
Homework #5
Due 10/9/13
INDIVIDUAL:
1. 1 mol/s of acetylene gas at 200K, 5.0 bar is compressed to 50 bar in an adiabatic process. The
compressor has a rated efficiency of 75%.
a. What would th
ChE 381 Fall 2013
ChE 381: CHEMICAL ENGINEERING THERMODYNAMICS
Chemical and Biological Engineering, Fall 2013
This course will cover the application of thermodynamic principles to chemical engineering
ChE 381 Fall 2013 Cubic Equations of State Worksheet
Species identity:_
Tc = _
Pc = _
System T = _
Tr = T/Tc = _
Pr = P/Pc = _
:_
:_ (Table 3.1, pg 98)
P = _
Equation of state: _
EOS-specific values f
REVIEWS OF MODERN PHYSICS, VOLUME 81, JANUARYMARCH 2009
Colloquium: The physics of Maxwells demon and information
Koji Maruyama
Advanced Science Institute, RIKEN (The Institute of Physical and Chemica
Comprehensive Control of Atomic Motion
Mark G. Raizen
Science 324, 1403 (2009);
DOI: 10.1126/science.1171506
This copy is for your personal, non-commercial use only.
If you wish to distribute this art
ChE 381 Exam 4
December 10, 2012
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ChE 381 Exam 3
April 5th, 2013
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T1 (K)= 500
R=
8.314 J/mol*K
A
3.355
B 0.000575
C
D
-1600
P1 (bar)= 5
T2 (K)
300
350
400
350
350
P2 (bar)
1
1
1
2
0.5
Tau
0.6
0.7
0.8
0.7
0.7
<Cp>/R
3.569
3.587
3.605
3.587
3.587
WS(J)
a
b
c
d
e
Widea
Specie
H2
CO
CO2
O2
CH4
N2
T1=
523 K
P1=
50 bar
T2=
524 K
Tau=
1.001912
Mole % Tc (K)
omega
Pc (bar)
A
B
C
0.18
33.19
-0.216
13.13
3.429 0.000422
0
0.24
132.9
0.048
34.99
3.376 0.000557
0
0.06
304.2
0
T1= 200
T2= 201
Tc= 308.3
Acetylene
A
B
C
D
Tau
6.132
0.001952
-129900
1.005
Initial:
Z Guess
1
0.9353275129
0.9298653787
0.9293698676
HR/RT
SR/RT
HR
SR
P1= 5
P2= 50
R= 8.314
Pc= 61.39
VW Equation:
In
Homework #5 Individual
ChE 381
Luke Kerns
3/
2) Find a patent application filed after 2006 that involves Atkinson, Miller or Brayton cycle. In one paragraph,
summarize the invention. Include a descrip
ChE 381 Exam 1
September 16, 2011
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ChE 381 Exam 1
September 14, 2012
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ChE 381 Exam 1
February 8, 2013
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ChE 381 Exam 2
October 5, 2012
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ChE 381 Exam 2
March 6, 2013
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ChE 381 Exam 3
November 2, 2012
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ChE 381 Exam 3
April 1, 2011
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R= 8.314
Pressure Ratio
a
b
c
d
P2/P1
2.5
10
30
50
Basis: 1 mol Cl2 Gas
J/(mol*K)
Final Pressure
5
20
60
100
Temps: K
Percent Difference
a
In Work between
b
Ideal Gas and PR
c
EOS
d
400
1.9%
4.9%
17.9