University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
Problem
on
st
Basic Concepts and 1 Law
Anand Joshi
Academic Associate
Outline
Pressure
Change in Energy of a system
1st Law of Thermodynamics
Efficiency
Pressure
Absolute Pressure
Gage Pressure
Vacuum Pressure
THE MANOMETER
It is commonly used to m
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
Thermodynamics & Heat Transfer
Lecture 15
Rami ElEmam
University of Ontario Institute of Technology
Fall 2012
Objectives
Understand the concept of thermal resistance and its limitations
Develop thermal resistance networks for practical heat
conduction
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
UOIT
Faculty of Engineering and Applied Science
MECE2320UTHERMODYNAMICS
Chapter 1:
Introduction and Basic Concepts
Dr. Ibrahim Dincer
Professor of Mechanical Engineering
1
OUTLINE
Importance
Applications
Thermodynamic Laws
Dimensions and Units
Systems an
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
Problems
on
Steady Heat Conduction
Anand Joshi
Academic Associate
Heat Loss through DoublePane Windows
Solution:
Heat Loss from an Insulated Electric Wire
Solution:
In steady operation, the rate of heat transfer becomes equal to the heat
generated within
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
After State 1, since it is given in the problem that
MIXTURE is then heated until its temperature
becomes 150oC Therefore, it is reasonable to
assume that the substance remains in the form of
Mixture of Saturated liquid and Vapor. Therefore,
the State 2 b
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
Problem
on
nd
2 Law and MT Review
Anand Joshi
Academic Associate
Net Power Production of a
Heat Engine
2
Analysis of a Carnot Heat Engine
A Carnot heat engine (see figure), receives 500 kJ of
heat per cycle from a high temperature heat source
at 652oC and
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
Problem
on
Closed and Open Systems
Anand Joshi
Academic Associate
Outline
Problems on Closed Systems (Chapter 5)
Electric Heating of a Gas at Constant Pressure
Cooling of a Hot Fluid in a Tank
Heating of a gas at constant pressure
Enthalpy of Compressed
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
dial) 4835) P2.
5134.
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= $8! [03560st + (7120X6 5) (030x06)
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ux it: E
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University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
MECE2320UTHERMODYNAMICSFORMULA SHEET (for Final Exam)
Mechanical Energy:
2
Electrical Work:
2
2
Shaft Work:
2
For steadyflow systems:
Work flow:
,
Boundary movement work:
Spring Work:
Ideal gas equation:
Isobaric Process:
where P
P
P
constant
8.31
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
Formula Sheet Thermodynamics and Heat Transfer
Thermodynamics Relations and Formulas
For Steady State
Mass Balance Equation:
Energy Balance Equation:
=
Dryness Fraction
Where
Mass Flow Rate :
Volume Flow Rate:
1
Formula Sheet Thermodynamics and Heat Trans
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
EES (Engineering Equation Solver)
As a first step, lets try to use EES to find the enthalpy value for any substance (will use R134a).
1. Open EES
Finding the properties
2. Go to properties/function Info
3. Choose fluid properties from the panel
4. Find yo
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
MAI/I9 gonna/4g Work .
14} a sh"; mdcr via/IL: M: jPoll/ U47] 1
( claud sysrm)
l
a) com}. Val. groan (oil/:0) :9 W], : 0
b) cumin Plenum grocch C PV": amt) I
WHPJAV: P<vlv,) [U] E
c) Iram a] max: (5011:}. imp) PV':wmI.
» 1
W33» Wk: #AV :unxtjnl/Vi
: I
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
MECE 2640U: THERMODYNAMICS AND HEAT TRANSFER
Assignment # 4
Due: October 31st , 2016 at 4:30 pm
(Submit to the Dropbox # 10, this box is located on the east side of the first floor of the
engineering building, near the elevator/academic advising)
Question
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
UOIT
Faculty of Engineering and Applied Science
Fall Semester 2015
MECE2320UTHERMODYNAMICS
Course Details
Dr. Ibrahim Dincer
Professor of Mechanical Engineering
1
OUTLINE
Instructor and Course Team
Textbook and Reference Books
Office Hours
Prerequisite
C
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
MECE2320U Thermodynamics
Lab 1 Measurement of Heating Value and Viscosity of
Fuels and Fluids
Prepared by: Qi Shi
1
Objective
To determine the heating value of fuel using
C2000 bomb calorimeter
To measure the viscosity of various fluids
using two types
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
UOIT
Faculty of Engineering and Applied Science
MECE2320UTHERMODYNAMICS
Properties of Pure Substances
Dr. Ibrahim Dincer
Professor of Mechanical Engineering
1
OBJECTIVES
To introduce the concept of a pure substance.
To discuss the physics of phasechange
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
UOIT
Faculty of Engineering and Applied Science
MECE2320UTHERMODYNAMICS
Energy, Energy Transfer, and
General Energy Analysis
Dr. Ibrahim Dincer
Professor of Mechanical Engineering
OUTLINE
o
o
o
o
o
o
o
o
o
o
o
Introduction
Energy and Energetic Aspects
Fo
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
MECE2320U Thermodynamics
Lab 2 Measurement of Steam Properties and
Comparison with Published Data
Prepared by: Qi Shi
1
Objective:
To determine the relationship between the pressure and
temperature of saturated steam in equilibrium on an enclosed
enclose
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2015
Experiment 2:
Measurement of Steam Properties and Comparison with Published Data
1. Objective:
This lab will be carried out to determine the relationship between the steam pressure and heating
temperature of saturated steam in equilibrium on an enclosed m
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
MECE 2640U: THERMODYNAMICS AND HEAT TRANSFER
Assignment # 5
Due: November 14th, 2016 at 4:30 pm
(Submit to the Dropbox # 10, this box is located on the east side of the first floor of the
engineering building, near the elevator/academic advising)
University of Ontario Institute of Technology (UOIT)
Thermodynamics and Heat Transfer
MECE 2640

Fall 2012
MECE 2640U: THERMODYNAMICS AND HEAT TRANSFER
Assignment # 1
Due: September 26th , 2016 at 4:30 pm
(Submit in the Dropbox # 10 , This box is located on the east side of the first floor of the
engineering building, near the elevator/academic advising)
Quest