Homework 1
Chemical Engineering 101B: Momentum Transfer
Winter 2008
Due: January 17th, 2008
1. Please provide a timeline of how you got here starting from the origin of the Universe,
i.e., the "Big Bang".
2. Now that you are here, what are you going to do

15A.1 Heat transfer in double-pipe heat exchangers.
(a) In the absence of heat loss to the surroundings, Eqs. 15.4~7,8 give
10:01:41? '- Tel) : whph(Th2 W Th1)
with each ow rate is expressed from plane 1 toward plane 2. Insertion of the data
then gives
(2

Homework 5
Chemical Engineering 101B: Momentum Transfer
Winter 2008
Due date: February 12th at 4:00 pm.
1. For heat transfer from a solid surface to a flowing fluid, what expression is used to correlate
the heat flux to the overall temperature change? For

Homework 4
Chemical Engineering 101B: Momentum Transfer
Winter 2008
Due: Tuesday, January 5th at 4 pm.
1. BSL 10B.11.
2. Use the Seven Step Solution method to derive the governing heat transfer equation for
problem 10B.16 and complete parts (a), (b) and (

Homework 3
Chemical Engineering 101B: Momentum Transfer
Winter 2008
Due: Tuesday, January 29th at 4 pm.
1. Using the Seven Step Solution method (steps 1 to 3) to derive the generalized equation of
motion in the z direction for the cylindrical coordinate s

HM) 8 Pmblfm l
W_,_."
14B .1 Limiting local Nusselt numbers for plug flow with constant
heatflux
(Note:Problem 108.9-1 should be worked prior do doing this
problem)
a. For Circular tubes with plug flow, the dimensionless
temperature distribution, the di