MECH3310 Fall 2016
S.Yao
Handout 2
Homework Assignment 1
Due: 13/09/2016
1. A long thin copper wire of diameter D and length L has an electrical resistance of e per unit
length. The wire is initially at steady state in a room. The air temperature is T air

MECH3310 Fall 2016
S.Yao
Handout 3
Homework Assignment 2
Due: 20/09/2016
1.
(a) Write down the transient, two-dimensional, with internal heat generation q , heat
conduction equation for rectangular coordinates, assuming that the conductivity can
VARY with

Internal Convection:
Energy Balance
S. Yao MECH3310 Lecture 15 Ch 8.3-8.4 27/10/2016
1
Determination of the Mean Temperature
Overall energy balance
Determination of Tm(x) is an essential feature of an internal flow analysis.
Determination begins with an

Internal Convection:
Hydrodynamic and Thermal
Considerations
S. Yao MECH3310 Lecture 14 Ch 8.1-8.2 25/10/2016
1
Hydrodynamic considerations
Hydrodynamic Effects: Assume laminar flow with uniform velocity profile at
inlet of a circular tube.
Velocity bou

Natural Convection
S. Yao MECH3310 Lecture 17 9.1-9.6 03/11/2016
1
What are the required conditions for natural convection?
Buoyancy arise in a fluid for which there are density gradients and is a
body force that is proportional to density, e.g.,gravitat

Convection Fundamentals:
Similarity and Analogy
S. Yao MECH3310 Lecture 12 6.5-6.8 11/10/2016
1
Boundary Layer Similarity
As applied to the boundary layers, the principle of similarity is based on
determining similarity parameters that facilitate applica

Convection Fundamentals:
Boundary Layers
S. Yao MECH3310 Lecture 11 6.1-6.4 06/10/2016
1
Physical Mechanism of Convection
Conduction and convection are similar in that both mechanisms require
the presence of a material medium.
But they are different in th

2-D Conduction: Shape Factor
and Numerical Method
S. Yao MECH3310 Lecture 10 Ch 4 5.10 04/10/2016
1
Need to solve the heat equations for T (x,y)
For 2-D steady conduction, constant k, w/o Eg, derive the heat equation:
2T 2T
k 2 2 0
y
x
Solution Meth