Fall 2015
Professor Gagnon
540.304 Tranport Phenomena II
Homework #2
Due 9/15/15
1.) Consider a viscous fluid flowing in a laminar manner through a slit formed by
two parallel walls a distance 2B apart as depi
Problem 1 (2017, 20 pts)
5
5
5
2.5 pts
2.5 pts once
tau subbed
in. Will give
2piLR(Trz)
With tau
eqn.
5 pts if
work
shown
and
proper
BCs
applied
5 pts.
5 pts.
5 pts. If work
shown for series
expansion is
reasonable
Problem 2 (2017, 20 pts.)
Problem 3 (201
540.303 Transport Phenomena 1 Homework 4
Due: Friday 3/25/2016
1. Water ( = 1000 kg/m3) enters one end of a perforated, round pipe of diameter 0.5 m and length 3.0 m with an
average velocity of 10 m/s. Water discharges from the pipe in two places: the opp
540.303 TRANSPORT PHENOMENA I
Homework 7: Due April 21, 2017
1. A 20-cm long cylindrical graphite (pure carbon) rod is inserted into an
oxidizing atmosphere at 1145 K and 1 atm pressure. The oxidizing
process is limited by the diffusion of oxygen cou
540.303 Transport Phenomena 1 Homework 6
Due: Friday 4/7/2017
1. Problem 10.B.7 from BSL: Forced convection heat transfer in flow between parallel plates (p. 323).
Solve only part (a) using the equations of change (Table 11.4-1) and part (b) (Cp in part b
Spring 2017
Prof. Konstantopoulos
540.303 TRANSPORT PHENOMENA I
Homework 2: Due 24 February 2017
1. Rework the pressure- and gravity-driven flow through a vertical cylindrical tube of 2.3 of
BSL using the shell balance approach discussed in class. Note th
Spring 2017
540.303 TRANSPORT PHENOMENA I
Objectives: EXAM 1
EXAM begins at 8:30 AM and ends at 9:50 AM on March 8, 2017
CLOSED BOOKS; CLOSED NOTEBOOKS
The Equations of Change will be provided to you.
You should be able to:
1. Understand and explain the a
Spring 2017
Prof. Konstantopoulos
540.303 TRANSPORT PHENOMENA I
Homework 5: Due 31st March 2017
1.) Liquid nitrogen at 96 K is stored in an insulated spherical container that is vented to the
atmosphere. The container is made of a thin-walled material wit
Spring 2017
540.303 Transport Phenomena 1 Homework 1
Due: Friday 2/17/2017
1.
Three parallel flat plates are separated by two fluids. Plate 1 (on the bottom)
is at rest. Water of viscosity 0.8007 cp at 30C lies between plates 1 and 2.
Toluene of viscosity
2. Blood enters a hollow fiber unit that is used as an artificial kidney. The unit consists of
10,000 hollow fibers arranged in a shell and tube configuration. Blood flows from an artery
in the patients arm through a tube and is uniformly distributed to t
2'
3'
5'
2'
3'
2'
3'
Note: usually we do not consider
kinetic and potential energies of gas.
This is a particular case that the
problem tell you to do so.
2'
3'
5'
5'
5'
2'
3'
3'
2'
2'
1'
2'
2'
1'
2'
Solution A1:
Given:
Ws ?
m in
P1 = 1bar
T1 = 298
system
540.203 Engineering Thermodynamics Spring 2015
Homework 1 Due 2/11/2015
2.13. (10 points)
5'
3'
2'
A1. (30 points) Engineers often simplify problems by considering the relative magnitude of each
term in an equation. To illustrate this consider a block mas
5.33
We are asked to calculate the ideal work in the case of refrigeration (work input), so
the ideal work would be the power requirement (minimum).
We can directly use the following equation
or
(per kg of fluid)
where the temperature of surrounding is
(A)
(D)
(B)
(C)
5' for energy
balance
5'
= V_B/V_A in example 8.3.
5'
5' for finding out this eq.
from the book and
identifying r_e.
5' for the scheme
Check the rationale for
this scheme in the
Discussions on B/b.
for Carnot cycles
5' for Carnot
cycle eff
540.203 Engineering Thermodynamics
Homework 1 Due by 2/9/2017
Basic concepts
1st law for closed systems
In text book: 2.13 (10 points)
A1. (30 points) Engineers often simplify problems by considering the relative magnitude of each
term in an equation. To
540.203 Engineering Thermodynamics
Problem set 5 due by 4/6/2016
Content covered:
Calculus for thermodynamics (problems 6.2, A1 and A2)
Virial E.O.S. (3.28, A3)
From textbook: 3.28 (10 points), 6.2 (20 points)
A1. In the class we have discussed how to e
540.203 Engineering Thermodynamics
Problem set 3 due 3/2/2017
Topics:
USUF
Heat engines and 2nd law
Textbook:
5.14 (15 points)
5.19 (20 points)
5.31 (25 points)
A1. (40 points) Air in a 0.3-m3 cylinder is initially at a pressure of 10 bar and a temperat
Your Name: _
Feb 14, 2017
EN 540.203: Engineering Thermodynamics
Quiz 1
1. A closed system is featured by _A_
(a) Total moles n = const.
(b) Internal energy Ut = const.
(c) Q = 0 in any process.
(d) Enthalpy Ht = const.
2. Imagine a reaction A2 + B2 2AB u
540.203 Engineering Thermodynamics Spring 2017
Problem Set #2 due 02/23/2017
1st law for open systems
Textbook: 2.25, 2.34, 2.37 (20 points each)
Note: 2.34 please refer to unit conversion in Appendix A.
Note: in 2.37, if shaft work is used to change the
540.203 Engineering Thermodynamics
Problem set 4 due 3/10/2017 (Friday)
Topics:
Entropy change for closed systems
Entropy balance for open systems
Ideal work and lost work
Textbook:
5.33 (20 points)
5.40 (20 points)
A1. (30 points) A force (F) slowly c
MIDTERM EXAM I (A)
110.302 DIFFERENTIAL EQUATIONSSPRING 2013
MARCH 4, 2013
Instructions: The exam is 6 pages long, including this title page. The number
of points each problems is worth is listed after the problem number. The exam
totals to 100 points. Fo