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EME 3214
EXAM 1
September 26, 2016
Problem
Number
1
2
3
4
TOTAL:
Score
/20
/20
/20
/40
/100
READ THESE INSTR
SENSORS
Why take measurements?
Understand a physical process (plant)
Determine a model of a physical process (plant)
Validate a model of a physical process (plant)
Control a physical process (plant)
Identify faulty components
Redesign a process or compone
EME 3214
Homework Set 10
99
Problem 1:
Problem A613 on page 367 of the text.
Problem 1 Solution:
Given in the textbook on page 367.
Problem 2:
Problem A614 on page 372 of the text.
Problem 2 Solution:
Given in the textbook on page 372.
Out: Dece
Fundamental Approach to Modeling
Vehicle fixed coordinate system
Coordinate system attached to vehicle
Typically attached at vehicle CG location
SAE coordinate system
G. DeRose Jr.
Mechanical Engineering Dept.
EME 5433
Lawrence Technological Universit
EME3013 Mechanics of Materials
Addendum to Example 51 and sign convention.
56 mm
Fig. 1 represents a system in which a motor turns
shaft AD which, in turn, rotates wheels E and F
(to perform some function.)
Removing the belts gives Fig. 2 where the
torqu
Combustion and Thermochemistry
Combustion
Flame Propagation
Chemical Reactions

Fuel + Oxygen
Flame Propagation
Gases react to form products and release heat HC + O2 H 2O + CO2
Liquid fuel, like Octane (C8H18), must evaporate first to a gas before
combus
Class Outline EME 6373
1.
2.
3.
4.
5.
Introduction/Background (ch. 1) Jan 11
a)
Introduction
b)
Background
c)
Engine Fundamentals
Engine Design and Operating Parameters (ch. 2) Jan 25
a)
Definitions
b)
Metrics
Engine Thermodynamic Cycles (ch. 4/Handout/ch
EME6373
Powertrain I
Description:
A study of the internal combustion engine for automotive applications
including the thermodynamics of power generation, component and subsystem requirements, analysis and test methods, and evolving
technologies.
Instructo
Thermal Cycle Analysis
Closed system:
fixed mass, no mass in or out of control volume, may transfer heat
or work in or out
m=const; U1+ Q = U2 + W
Open System:
mass and energy free to transfer in and out of control volume
Often, a Steady State Steady Flow
Internal Combustion History
Location of combustion process relative to mechanical conversion device:
External 
Steam engine
Internal
Rotary Wankel
Reciprocating piston engines
Early engine development
Gun Powder for heat release
Hot charge in cylinder i
SOL/VHF To HDMk/oi/ 7
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204.1? 2 SC > 2/1/71'n .80 10:35 5/voyT Wnl/m
,r . 4/5774 W 4/2 0W 91
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u 7?
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A vehicle of the following data is equipped with a 4speed AT. The ratios are: 2.84(1st), 1.60(2nd), 1.0(3rd),
0.7(4th). The final drive ratio is 2.84. The torque converter has the characteristics as shown on the next
page. The engine WOT output torque is
a
Course 09
Obiective:
Problem 9,15, Perform a stress analysis of the concrete pressure yessel with a steel liner
,
= 30 GFri and r, = S.15 for the concrete, and let E
= ?05 $P* and r, = 0.25 for the Seel liner. The steel liner
is 50 :;rr thick. Let the p
a
Course 09
Obiective:
Problem 9,15, Perform a stress analysis of the concrete pressure yessel with a steel liner
,
= 30 GFri and r, = S.15 for the concrete, and let E
= ?05 $P* and r, = 0.25 for the Seel liner. The steel liner
is 50 :;rr thick. Let the p
Abaqus Problem Medelthe plate shown below" It is sker,ved 30': to the global 1axis,
is
builtin at one end, and is constrained to rnove on rails parallel to the plate axis at the other end.
Determine the midspan deflection when the plate carries a unifor
Abaqus Reports from Course No: 7
1. 3D beam analysis
2. Buckling analysis
Abaqus Reports from Course 8
1. 7.10
2. 7.20
3. Example 6.2 optional
Report from Course 8
Problem No: 7.10
Given plate is subjected to plane stress and the dimensions and the other
PROJECT REPORT ON ELEVATED BRIDGE BUILDING
OBJECTIVE:
1. The dimensions of the bridge must meet the given requirements.
2. Setup a base line design and get the mass of bridge, its loading capacity and the
corresponding efficiency (load/mass). Mass of the
Course L2
&b*qus tlJloseling t: Sslve this prcbl*musingAbaqu*cfw_mcdifbdfrsm Prsblern 15.?6
The alumin*mtube shown b*lowfits tightty cfw_scr*wed in into a steelsupportal rcom
temperatur*cfw_2S.S. lf the &empsratureaf bcth part ie incrsae*dby 4$oC, deterrn

wtana, raf,et
rvrE
 )IU
tElvt
Course 10
Oiective:
Abagus simulation
fullow the modelinE and analysis procedures fram the tutorlal'Abagus implicit example
connecting lug.pdf i Fresent the deformation, van Mlses stress and maximum prlncipal stress in
re
FEM PROJECT ON BRIDGE DESIGN
The Given bridge problem is part of Olympiad 2010 design competition
The maximum dimensions are as shown in the drafts below. Since the bridge is symmetric
at mid span along XY plane, Building only half model to simplify the
Objective:
Problem 9.15, Perform a stress analysis of the concrete pressure vessel with a steel liner.
icenter Axis
Stcd lin :r


'
ll
(n.:rete
"' _
',
l
Please write an analysis report.
 :t t t
'
1:?5Hnun
I
40t
mm:
_!
ii
F
p
>25
Let E = 30 GPa and,.=
The following project is for high school students 2010 Michigan Science
Olympiad. We will use it as our FEM project, to design a bridge structure
which would achieve the most efficiency.
2010 Michigan Science Olympiad
Elevated Bridge Building
The maximum
Problem 6.2
Problem Objective:
Determining Maximum Principle Stresses and their locations.
Material Data:
E = 3 x 103psi
= 0.3
Boundary Conditions: Bottom Surface fixed to Ground
Compressive Loading (Top Surface): 2000lbf/ft
Von Mises Stress Analysis
Obs