Physical Principles of Environmental Engineering
Class Room: 47108
Class Hour: 10:10~12:00, Tuesday； 11:10~12:00, Friday
Lecturers：Shung-Cheng Cheng: ext. 65827, e-mail: sscheng@mail.ncku.edu.tw
Tsair-Fuh Lin: ext. 65836, e-mail: tflin@mail.ncku.edu.tw
Class Outline and Schedule of Fall 2011
Introduction: 9/13
Unit One：Transport Phenomena
Lecturer：Tsair-Fuh Lin, 9 hours (9/13, 9/16, 9/20*, 9/23, 9/27, and 9/30)
(1) Material Balance：2 hour
(2) Mass and Heat Transfer: 7 hours
Ficks’s Law and Equation of Continuity
Analogy among momentum, heat, and mass transfer
Homework #1 due on 10/7
Unit Two：Non-ideal Reactors (take notes)
Lecturer：Shung-Cheng Cheng, 8 hours (10/4*, 10/7*, 10/11, 10/14, and 10/18)
(1) Mixing Concepts and Model：3 hours Charles Cp.388
Residence Time Distribution Function
Step Function Input
Pulse (Square-Wave) Input
Residence-Time Distribution for Reactors with Known Mixing States
(2) Axial Dispersion Model：2 hour
Cp. 397
Response Data by the Dispersion Model
Response Data by the Series of Stirred Tanks Model
(3) Conversion in Non-ideal Reactors：3 hours
Cp.408
Segregated-Flow Model
Dispersion Model
Series of Stirred Tanks Model
Homework #2
Cp.411
Cp.412
Cp.416
*class time will be discussed because of hosting visitors or attending conferences
First Midterm Exam. 7~9 pm, 10/26
Unit Three :Transport in Homogeneous Phases
(1) Dissolved
Lecturer：Shung-Cheng Cheng, 5 hours (10/21, 10/25, 10/28, and 11/1(1))
(a) General Material Balance models:
Nazaroff Np.247
One Dimensional system
Np.247
Three Dimensional system
Np.249
(b) Approaches for Solving Environmental Transport problems:
Np.251
Modeling Transport by Diffusion Only
Np.253
Modeling Transport by Advection and Diffusion
Np.257
Accounting Transformation Processes: First-Order Decay
Np.259
(2) Particles
Lecturer：Shung-Cheng Cheng, 6 hours (11/1(1), 11/4*, 1/8, 11/11 (no class) and 11/15)
(a) Characterization of Particles 1.5hours
(b) Particles Diffusion
1.5 hours
Brownian diffusion, Phoresis effects
(c) Particles Dynamics
3 hours
Equation of Motion, Coagulation
Homework #3 due on 11/16
Unit Four: Transport in Porous Media
Lecturer：Tsair-Fuh Lin, 7 hours (11/18, 11/12, 11/25, 11/29*, and 12/2)
(1) Fluid flow
3 hours
Darcy’s law, and Carmen-Kozeny equation
(2) Contaminant transport
4 hours
Diffusion, hydrodynamic dispersion, reaction, and colloids
Homework #4
Second Midterm Exam. 7~9 pm, 12/7
Unit Five: Interfacial Mass Transfer
(1)Solid-Fluid Systems
Lecturer: Tsair-Fuh Lin, 3 hours (12/6 and 12/9)
(1)Gas-Liquid Systems
Lecturer: Shung-Cheng Cheng, 3 hours (12/13 and 12/16)
*class time will be discussed because of hosting visitors or attending conferences
Unit Six：Conceptual Models
(1) Wastewater: Shung-Cheng Cheng, 3 hours (12/20, and 12/23)
(2) Soil and Groundwater: Tsair-Fuh Lin, 6 hours (12/27, 12/30, 1/3, and 1/6)
Final Exam. 10:10~12:00 am, 1/10
Grading：(1) Exam. (midterms and final): 75% (25% for each one)
(2) Homework (five assignments): 25%
References
1. Bird, R.B., W.E. Stewart, and E.N. Lightfoot, Transport Phenomena.
2. Resist, P.C., Aerosol Science and Technology, 2nd Ed., McGraw-Hill.
3. Nazaroff, W.W., and L.Alvarez-Cohen (2000) Environmental Engineering Science
4. Charles G.H. Jr.(1997). An Introduction to Chemical Engineering Kinetics and Reactor Design.
*class time will be discussed because of hosting visitors or attending conferences