ME 410
Fall 2007
Homework 3 Due: September 11, 2007
1. Consider a large plane wall of thickness L = 0.06 m. The wall surface at x = 0 is insulated while the surface at x = L is maintained at a tempe
ME 410
Spring 2008
Homework 9 Due: March 13, 2008
1. Identify the classification of the following heat transfer (convective flow) problems. Note that there may be other modes of heat transfer presen
ME 410
Spring 2008
Homework 9 Due: March 13, 2008
1. Identify the classification of the following heat transfer (convective flow) problems. Note that there may be other modes of heat transfer presen
ME 410 Name
Spring 2008
Exam 2
Exam is open notes, open book. Problems have indicated point value. Problem 1 (30 pts) Often a watermelon is cut in half and put into the freezer to cool it quickly. I
ME 410
Spring 2008
Homework 10 Due: March 27, 2008
1. Air at 4E-4 kg/s and 27C enters a triangular duct that is 20 mm on a side and 2 m long. The duct surface is maintained at 120C. Determine the ai
Chapter 15 Steady Heat Conduction Thermal Contact Resistance 3-39C The resistance that an interface offers to heat transfer per unit interface area is called thermal contact resistance, Rc . The inver
ME 410 Name
Spring 2008
Exam 3
Exam is open notes, open book. Problems have indicated point value. Problem 1 (50 pts) The sides of an electronics package are rectangular aluminum plates 70 cm wide a
ME 410
Spring 2008
Homework 10 Due: March 27, 2008
1. Air at 4E-4 kg/s and 27C enters a triangular duct that is 20 mm on a side and 2 m long. The duct surface is maintained at 120C. Determine the ai
ME 410 Name
Spring 2008
Exam 1
Exam is open notes, open book. Problems have indicated point value. Problem 1 (40 pts) Consider the base plate of a 1200 W household iron that has a thickness of L= 0.
0 ~k]
In analyzing the flat plate in parallel flow, we non-dimensionalize the boundary layer equations to
obtain physical insight and derive boundary layer similarity. Consider the following energy eq
ME 410 Heat Transfer Spring 2016
Quiz #2 (on Feb 16th 2016)
NAME:
MSUID:
Quiz Guidelines:
You need to turn in your quiz at 5:30pm. Remember to write your name and ID.
State the assumptions used for
PROBLEM 6.28
KNOWN: Heat transfer rate from a turbine blade for prescribed operating conditions.
FIND: Heat transfer rate from a larger blade operating under different conditions.
SCHEMATIC:
ASSUMPTIO
ME 410 Heat Transfer Spring 2016
Quiz #4 (on April 5th 2016)
NAME:
MSU ID:
Quiz Guidelines:
State the assumptions used in solving the problem. Also clearly indicate the values of the fluid properties
PROBLEM 3.132
KNOWN: Thermal conductivity and diameter of a pin fin. Value of the heat transfer coefficient and
fin efficiency.
FIND: (a) Length of fin, (b) Fin effectiveness.
SCHEMATIC:
D = 4 mm
f =
Spring 2016
State the assumptions (5~10%) used for your approach whenever appropriate. The rest of points will
be based on a valid technique approach, a use of appropriate formulas, and a correct solu
ME 410
1-D Transient Heat Conduction An initially uniform temperature object subjected to convective heat transfer One term approximation for temperature distribution, valid when Fo > 0.2 Plane Wall o
ME 410
Spring 2008
Homework 7 Due: February 19, 2008
1. 5.37 from text 2. 5.53 from text 3. 5.78 from text
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
Homework 10 Due: March 20, 2008
1. Consider a rectangular fin that is used to cool a motorcycle engine. The fin is 0.15 m long and at a temperature of 250C, while the motorcycle i
ME 410
Spring 2008
Homework 13 Due: April 22, 2008
Determine the temperature of a 200 W cylindrical heating element of diameter 2 cm by length 1 m suspended inside a parallelepiped oven of dimension
ME 410
Spring 2008
Suggested Review Problems 5 Edition of Incropera and DeWitt
th
Topics Fundamental conduction, convection and radiation equations Heat conduction one-dimensional problems using th
ME 410
Spring 2008
Homework 5 Due: January 31, 2008
1. 3-127 from text 2. 3.144 from text 3. 3.149 from text
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
Homework 2 Due: January 15, 2008
From 5th edition of Incropera and DeWitt, 1.7, 1.13, 1.18,1.30
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
ME 410
Spring 2008
Homework 12 Due: April 15, 2008
1. Determine the radiation heat transfer for a red-hot poker at 1200 K in the following wavelength ranges a.) the black body emissive power in the
Flow Chart for 1-D Transient Heat Conduction Solutions
Bi = hLc 0 .1 k V Lc = A
Yes
Lumped Capacitance
Fo =
t
Lc
2
Lc =
V A
Fo=
t
L2
0.2
One-term approximation
Yes
Bi =
L is the half-pl
Solution Methodology for One-Dimensional Transient Conduction
There are several different methods for solving 1-D, transient conduction problems that begin as a uniform temperature and are suddenly ex
ME 410
Spring 2008
Homework 1 Due: January 10, 2008
1. Describe five everyday processes that involve heat transfer. State what modes are acting in the process. Take one of the processes from Problem