Timestamp
Do you like horror fiction books or movies?
2/11/2017 16:25:26 I don't like either horror movies or books
2/11/2017 17:54:39 I like horror movies
2/11/2017 19:02:47 I don't like either horror movies or books
2/11/2017 19:47:31 I like horror book
HW#2
3.13 (Plane composite wall) Use the thermal circuit analysis. Thermal conductivities of materials are in Table A.3 in
Appendix. You can use properties at 300 K. Here, contact resistance is ignored. Table A3. Fiberglass blanket, 28
kg/m3, kb = 0.038
Group Assignment 3
Team 12
% section 2 at a
clear all,clc
sig1=4.19;
sig2=0;
sig3=4.19;
sut=42;
suc=140;
c1=.5.*[abs(sig1sig2)+(sig1+sig2).*(2.*sutabs(suc)/abs(suc)]
c2=.5.*[abs(sig2sig3)+(sig2+sig3).*(2.*sutabs(suc)/abs(suc)]
c3=.5.*[abs(sig3sig1)+
ME 466 Spring 2017
I.
Project 2
Due: 04/07
Design a shaft, flywheel, journal bearings and roller bearings using the following specifications.
A. Specifications
a. The shaft has a diameter d.
b. The input torque on the shaft is created by a crank with a va
clear all
close all
clc
D=1.215; %Coil diameter in
d=.135; %wire diameter in
Nt=10; %total coils
G=11.5; %modulus of rigidity Mpsi
Fl=60; 0inal load lbs
allowance=15; %allowance for clash
C=D/d
Sut=184649*d^0.1625; %p821
Sus=0.67*Sut;
Na=Nt2; 0umber of
% Shear & moment equation in xy plane
clc
ww=128.5; % distributed load of wheel lbf/in
ws=14.04; % distributed load of shaft lbf/in
wb=7.07; % distributed load of belt lbf/in
r1y= 13465.34; % reaction force at bearing #1 lbf
r2y= 6902.8; % reaction force
ME331: Thermodynamics
Problem Set #7 Due: Wednesday, July 24, 2013
1. A pistoncylinder device contains 2 lbm of refrigerant R134a at 120 psia and 100 F. The
refrigerant is now cooled at constant pressure until it exists as a liquid at 50 F. Determine th
Name and UTK ID#: M 300 Number H
/ lV333 l THERMODYNAMICS EXAM #2
Closed Book & Closed Notes July 3, 201
INSTRUCTIONS: DO NOT Disassemble the exam.
All work must be shown to receive full credit.
Draw a sketch identifying your system(s) and other important
ME 331 Thermodynamics
Problem Set #3 Due: Monday, June 17, 2013
(NOTE: Id recommend making a copy of your homework so youll have something to study by.)
1. Complete the following table for water.
T (C)
25
225
400
80
P (kPa)
101.325
400
200
500
250
v (m3/k
ME331: Thermodynamics
Problem Set #5 Due: Monday, July 1, 2013
1. Nitrogen gas at 60 kPa and 7 C enters an adiabatic diffuser steadily with a velocity of 200
m/s and leaves at 85 kPa and 22 C. Determine (a) the exit velocity of the nitrogen and (b) the
ra
/ Name: " . Booklet Number \ \
ME331 THERMODYNAMICS EXAM #3
Closed Book & Closed Notes July 29, 2013
INSTRUCTIONS: DO NOT Disassemble the exam. All work must be shown to receive full credit. Draw
a sketch identifying your system(s). Show your equations i
ME 331 Thermodynamics
Problem Set #1 Due: Monday, June 3, 2013
Please Note: For your homework to be accepted for grading, it must match the following
prescribed homework format. Your homework must be done on the front side (the low contrast
side) of engin
ME331: Thermodynamics
Problem Set #6 Due: Monday, July 15, 2013
1. A heat engine has a total heat input of 1.3 kJ and a thermal efficiency of 35 percent. How
much work will it produce?
2. A heat engine that pumps water out of an underground mine accepts 5
Hi,
The purpose of the Practice Exam is for you to get comfortable with the type of problems you
may see on the exam Wednesday. It is NOT meant to be an exhaustive review, as there is not
enough room or time to test you on everything we have covered. You
ME 331: Thermodynamics
Problem Set #4 Due: Wednesday, June 26, 2013
1E. A frictionless pistoncylinder device contains 16 lbm of superheated water vapor at 40 psia
and 600 F. The steam is now cooled at constant pressure until 70 percent by mass condenses.
Name: _
Practice Exam
ME331 THERMODYNAMICS EXAM #1
Closed Book & Closed Notes
Clearly identify the correct answer on this sheet. Problems 110 will be graded with NO partial
credit. Each problem is worth 5 points.
1. Air is contained in a piston cylinder
f" " l
, Name and UTK ID#: " Booklet Number E E\ z
/ NIE33 l THERMODYNAMICS EXAM #1 . E
Closed Book & Closed Notes June 19, 2013 E
Section One: Clearly identify your answer on this sheet. Problems 16, worth 5 points each, will be
graded with NO partial c
ME 331 Thermodynamics
Problem Set #2 Due: Monday, June 10, 2013
1. An industrial process requires that a liquid be stirred. An electric motor is used to drive the
stirring device. The motor requires 40 amps at 240 volts to operate the stirrer. The process
L03 (Aug. 22nd, 2016)
Chapter 1. Introduction to Heat Transfer
 Brief Review of three fundamental modes
 Energy Conservation
Chapter 2. Introduction to Conduction
 Conduction Rate Equations (Cartesian, Cylindrical, and Spherical Coordinate)
 (Thermal
L2 (Aug. 19th, 2016)
Chapter 1. Introduction to Heat Transfer
 Terms/Definition/Unit
 Three fundamental modes of heat transfer
 Heat transfer rate equations for the three modes
HW#1 (Chapters 1 & 2) (Due: 9/2 Friday)
Problems (7th Ed.) 1.9, 1.26, 1.34
Hints for MATLAB Project (Final Due: 11/30/2016)
Part a.

This part is to help your coding. To analyze this 2D heat conduction, you need to solve N energy

equations if total number of nodes is N (= l m). For an energy balance equation for node n, you
w