CBEMS 125C Mass Transfer (2017-2018)

CBEMS 125C Mass Transfer

(Required for ChE.)
Catalog Data:

CBEMS 125C Mass Transfer (Credit Units: 3) Molecular and continuum approaches to diffusion and convection in multi-component mixtures; steady state, quasi-steady state and transient mass transfer; effect of reactions on mass transfer; convective mass transfer; simultaneous mass, heat and momentum transfer; applications to chemical and related industries. Prerequisite: CBEMS125B . Chemical Engineering majors have first consideration for enrollment. Only one course from CBEMS 125C, BME 150 may be taken for credit. (Design units: 1)

Required Textbook:
. Edition, , 1969, ISBN-13 978-0470128688.

Recommended Textbook:

Middleman, S., An Introduction to Mass and Heat Transfer: Principles of Analysis and Design, John Wiley & Sons, 1997

Ali Mohraz
Relationship to Student Outcomes
No student outcomes specified.
Course Learning Outcomes. Students will:

1. Understand the principles of diffusive mass transfer.

2. Understand the principles of convective mass transfer.

3. Analyze mass transfer processes with homogenous and heterogenous chemical reactions.

4. Understand the principles of interphase mass transfer

5. Become familiar with design principles of mass transfer equipment.

6. Analyze the mass transfer aspects of a contemporary problem

Prerequisites by Topic

Chemical engineering calculations, Mass and energy balances, Momentum transfer, Heat Transfer, Differential equations, Computer literacy and basic skills (Fortran, MATLAB, C++, Basic, etc).

Lecture Topics:
  • Diffusivity and mass transport mechanisms
  • Steady state diffusion
  • Transient diffusion
  • Concentration distributions
  • Diffusion with chemical reactions
  • Forced convection mass transfer
  • Mass transfer coefficients
  • Interphase transport
  • Mass transfer in multi-component mixtures
  • Analogies between heat, mass, and momentum transfer
  • Simultaneous heat and mass transfer
  • Design and analysis of a mass transfer system
Class Schedule:

Meets for 3 hours of lecture each week for 10 weeks.

Computer Usage:

Computer literacy and basic skills (Fortran, MATLAB, C++, Basic, etc) are required.

Laboratory Projects:


Professional Component

Contributes toward the Chemical Engineering Topics Courses and Major Design experience.

Design Content Description

Two lectures and a computer project. Lectures on design and analysis of gas absorber.

Lectures: 100%
Laboratory Portion: 0%
Grading Criteria:
  • Homework: 10%
  • Class project: 20%
  • Midterm Exam: 35%
  • Final Exam: 35%
  • Total: 100%
Estimated ABET Category Content:

Mathematics and Basic Science: 0.0 credit units

Computing: 0.0 credit units

Engineering Topics: 3.0 credit units

Engineering Science: 2.0 credit units

Engineering Design: 1.0 credit units

February 22, 2017
Senate Approved:
May 31, 2013
Approved Effective:
2013 Fall Qtr