CHBE III: Mass Transfer

Course Code:

CHBE333

Course Period:

Spring

Course Type:

Core

Credits:

3

Theoric:

2

Practice:

2

Laboratory Hour:

0

ECTS:

6

Prerequisite Courses:

Material And Energy Balances

Course Language:

English

Courses given by:

Levent Organ

Course Objectives:

The course aims to provide students with a fundamental understanding of mass transfer and separation processes and to provide knowledge and abilities to calculate mass transfer flux using diffusion coefficients and using mass transfer coefficients and to carry out basic design of mass transfer equipment used in absorption and distillation.

Course Content:

Introduction to mass transfer and diffusion. Molecular diffusion in gases, liquids and solids. Diffusion coefficients. Mass transfer coefficients. Correlations of mass transfer coefficients. Description of mass transfer between phases using film and overall mass transfer coefficients. Types of separation processes and methods. Absorption in packed towers. Binary distillation in plate towers. Shortcut methods for multicomponent distillation problems.

Corequisite:

Chemical Engineering Thermodynamics

Course Methodology:

1: Lecture by instructor, 2: Lecture by instructor with class discussion, 3: Problem solving by instructor, 4: Use of simulations, 5: Problem solving assignment, 6: Reading assignment, 7: Laboratory work, 8: Term research paper, 9: Presentation by guest s

Course Evaluation Methods:

A: Written exam, B: Multiple-choice exam C: Take-home quiz, D: Experiment report, E: Homework, F: Project, G: Presentation by student

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Course Learning Outcomes

Course Learning Outcomes	Detailed Program Outcomes	Teaching Methods	Assessment Methods
To be able to distinguish between equimolar-counter diffusion and diffusion through stagnant/non-diffusing medium.	1a, 7b	1, 3	A
To be able to calculate diffusion coefficient using a correlation.	1a, 7b	1, 3	A
To be able to calculate mass transfer flux using a diffusion coefficient.	1a, 7b	1, 3	A
To be able to choose a mass transfer correlation and use it to calculate the mass transfer coefficient.	1a, 7b	1, 3	A
To be able to calculate mass transfer flux using a mass transfer coefficient.	1a, 7b	1, 3	A
To be able to make the basic design of packed-bed columns used for absorption.	1a, 3a, 7b	1, 3	A
To be able to make the basic design of plate-columns used in distillation of binary mixtures.	1a, 3a, 7b	1, 3	A
To be able to make the basic design of plate-columns used in distillation of multi-component mixtures.	1a, 3a, 7b	1, 3	A

Course Flow

COURSE CONTENT
Week	Topics	Study Materials
1	INTRODUCTION, MOLECULAR DIFFUSION IN GASES, GENERAL FLUX EQUATION FOR DIFFUSION PLUS CONVECTION	Textbook
2	DIFFUSION COEFFICIENTS FOR GASES, MOLECULAR DIFFUSION IN LIQUIDS	Textbook
3	DIFFUSION COEFFICIENTS FOR LIQUIDS, MOLECULAR DIFFUSION IN SOLIDS	Textbook
4	CONVECTIVE MASS TRANSFER AND ITS COEFFICIENTS, DIMENSIONLESS NUMBERS, CORRELATIONS	Textbook
5	CORRELATIONS, ANALOGIES	Textbook
6	TYPES OF SEPARATION PROCESSES, EQUILIBRIUM RELATIONS BETWEEN PHASES	Textbook
7	MASS TRANSFER BETWEEN PHASES (FILM AND OVERALL COEFFICIENTS)	Textbook
8	PACKED TOWERS FOR ABSORPTION, DESIGN OF PACKED TOWERS FOR ABSORPTION (DILUTE SYSTEM)	Textbook
9	PRESSURE DROP AND FLOODING IN PACKED TOWERS	Textbook
10	VAPOR-LIQUID EQUILUBRIUM RELATIONS, INTRODUCTION TO DISTILLATION WITH REFLUX	Textbook
11	MCCABE-THIELE METHOD	Textbook
12	RELATIVE VOLATILITY, TOTAL REFLUX AND THE FENSKE EQUATION	Textbook
13	MINIMUM AND OPTIMUM REFLUX RATIO, TRAY EFFICIENCIES, INTRODUCTION TO MULTICOMPONENT DISTILLATION	Textbook
14	SHORTCUT METHOD FOR MULTICOMPONENT DISTILLATION, FLOODING VELOCITY AND DIAMETER OF TRAY TOWERS	Textbook
15	PROBLEM SOLUTION	Textbook

Recommended Sources

RECOMMENDED SOURCES
Textbook	Transport Processes and Separation Process Principles (Includes Unit Operations) by Christie J. Geankoplis, 4th Edition, Pearson New International Edition, Publisher: Pearson
Additional Resources

Material Sharing

MATERIAL SHARING
Documents	Problem sets and solutions
Assignments
Exams

Assessment

ASSESSMENT
IN-TERM STUDIES	NUMBER	PERCENTAGE
Midterm	2	60
Total		60
CONTRIBUTION OF FINAL EXAMINATION TO OVERALL GRADE		40
CONTRIBUTION OF IN-TERM STUDIES TO OVERALL GRADE		60
Total		100

Course’s Contribution to Program

COURSE'S CONTRIBUTION TO PROGRAM OUTCOMES
No	Program Learning Outcomes	check √
1a	Adequate knowledge in mathematics, science and engineering subjects pertaining to the relevant discipline,	√
1b	Ability to use theoretical and applied knowledge in these areas in complex engineering problems.
2a	Ability to identify, formulate, and solve complex engineering problems,
2b	Ability to select and apply proper analysis and modeling methods for this purpose.
3a	Ability to design a complex system, process, device or product under realistic constraints and conditions, in such a way as to meet the desired result,	√
3b	Ability to apply modern design methods for this purpose.
4a	Ability to devise, select and use modern techniques and tools needed for analyzing and solving complex problems encountered in engineering practice.
4b	Ability to employ information technologies effectively.
5a	Ability to design experiments for investigating complex engineering problems or discipline specific research questions,
5b	Ability to conduct experiments, gather data, analyze and interpret results for investigating complex engineering problems or discipline specific research questions.
6a	Ability to work efficiently in intra-disciplinary teams,
6b	Ability to work efficiently in multi-disciplinary teams,
6c	Ability to work individually.
7a	Ability to communicate effectively in Turkish, both orally and in writing,
7b	Knowledge of a minimum of one foreign language,	√
7c	Ability to write effective reports and comprehend written reports, prepare design and production reports,
7d	Ability to make effective presentations,
7e	Ability to give and receive clear and intelligible instructions.
8a	Recognition of the need for lifelong learning, ability to access information, ability to follow developments in science and technology,
8b	Ability to continue to educate him/herself.
9a	Consciousness to behave according to ethical principles and professional and ethical responsibility.
9b	Knowledge on standards used in engineering practice.
10a	Knowledge about business life practices such as project management, risk management, change management.
10b	Awareness in entrepreneurship and innovation.
10c	Knowledge about sustainable development.
11a	Knowledge about the global and social effects of engineering practices on health, environment, and safety,
11b	Knowledge about contemporary issues of the century reflected into the field of engineering.
11c	Awareness of the legal consequences of engineering solutions.

ECTS

ECTS ALLOCATED BASED ON STUDENT WORKLOAD BY THE COURSE DESCRIPTION
Activities	Quantity	Duration (Hour)	Total Workload (Hour)
Course Duration	15	4	60
Hours for off-the-classroom study (Pre-study, practice)	15	6	90
	1	2	2

Total Work Load			152
Total Work Load / 25 (h)			6.1
ECTS Credit of the Course			6

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CHBE III: Mass Transfer

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