Faculty of Chemical Engineering UNIVERSITI TEKNOLOGI MALAYSIA. Semester: 2 Academic Session: 2013/2014

Transcription

1 Faculty of Chemical Engineering UNIVERSITI TEKNOLOGI MALAYSIA Subject & Code: Separation Process II (SKKK 3333) Total Lecture Hours: 3 x 14 weeks Semester: 2 Academic Session: 2013/2014 Lecturer : Dr. Muhammad Abbas Ahmad Zaini Room : N Tel. : abbas@cheme.utm.my Section : 08 Meeting Time : 8-9am (Tue); 8-10am (Thu) Venue : SCR N29 Prerequisite : None Synopsis Course Outcomes : This subject introduces separation processes and unit operations involved in chemical industries such as particle technology, crystallization, solid-liquid separation, drying and evaporation. Each topic is illustrated by detail examples and accompanied by assignments. : At the end of the course, students should be able to: CO1: Explain different types of solid-liquid equipment and operations. CO2: Calculate particle size and power requirement for size reduction process. CO3: Determine terminal velocity of particle and minimum fluidization velocity of fluid. CO4: Solve crystal yield and energy release during crystallization. CO5: Solve problems related to constant rate and constant pressure filtrations. CO6: Analyze changes in moisture content of solid during drying. CO7: Design single and multiple effect evaporators. CO8: Cooperate in team to solve chemical engineering problems. Prepared by: Name: DR MUHAMMAD ABBAS Signature: Date: 4/2/2014 Certified by: (Subject Panel Head) Name: DR NORASIKIN OTHMAN Signature: Date:

2 No Course Outcome University Criteria/PO mapping Bloom s Taxonomy Active Verb Level Assessment KPI 1 Explain different types of solid-liquid equipment and operations. Cognitive Explain, differentiate Comprehension (L2) Analysis (L4) 2. Calculate particle size and power requirement for size reduction process. Cognitive Calculate Application (L3) 3. Determine terminal velocity of particle and minimum fluidization velocity of fluid. Cognitive Determine Application (L3) 4. Solve crystal yield and energy release during crystallization. Cognitive Solve Application (L3) Project, Quiz, Test Solve problems related to constant rate and constant pressure filtrations. Analyze changes in moisture content of solid during drying. Cognitive Differentiate, Solve Application(L3) Analysis (L4) Cognitive Analyze Analysis (L4) 7. Design single and multiple effect evaporators. Cognitive Design Synthesis(L5) Quiz, 8. Cooperate in team to solve chemical engineering problems. Team Working PO3 Affective Cooperate Responding(L2) Group work Homework PROFESIONAL SKILL ADDRESSED ASSESSED Problem Solving, Team working Lifelong Learning

3 STUDENT LEARNING TIME Teaching and Learning Activities 1. Lecture 2. Independent Study - self learning - information search - library search - reading 3. Assignment (5x) - self learning 4. Project - information search - library search - report writing 5. Test (2) And Quizzes 6. Exam (1x) Student Learning Time (hours) Total 120 TEACHING METHODOLOGY Lecture and Discussion, Active Learning, Independent Study, Group Project. GRADING NOTES: No. Assessment Number % each % total Dates 1 Assignments and Quizzes 5 2% 10 2 Project 5 1% 5 4 TEST % 15 Week 5 5 TEST % 20 Week 10 6 Exam 1 50% 50 As scheduled Overall Total 100 Students are responsible to submit all assignments on time. Mark will be deducted for late submission. Closed book exam/test.

4 Week Topic Learning Outcome 1-2 Particulate solids Introduction to Particulate Solids Characterization of Solid Particles Particle Size Screen Analysis Tyler Standard Screen Analysis 3-4 Size Reduction Principle of Comminution Energy and Power Requirement Empirical Relationships Rittinger s and Kick s Law Bond s Law and Work Index Size Reduction Equipment 5-7 Flow Past Immersed Bodies Motion of Particles Through Beds of Solids Equation for One-Dimensional Motion of Particle Through Fluid Criterion for Settling Regimes Motion of Spherical Particle Terminal Velocity Fluidization Minimum Fluidization Velocity 7-8 Crystallization Principle of Crystallization Purity and Yields Solubility and Solubility Curves Mass and Energy Balances in Crystallization Characterize solid particle using shape, size and density Differentiate between types of diameters for sizing solid particles Calculate size, average size and size distribution of the particles Use the Tyler Standard Screen Analysis Define size reduction in solid particles Use different empirical relationships to calculate energy and power Identify different types of size reduction equipment. Explain the mechanics of particles motion through a fluid Define external force, buoyant force, drag and acceleration of moving a particle through a fluid Apply the equation for one-dimensional motion of particle through fluid Calculate the terminal velocity of particle in fluid Differentiate the terms of fluidization and fluidized bed Calculate the minimum fluidization velocity Explain the principle of crystallization in chemical engineering Explain the importance and effect of solubility in crystallization Apply mass and energy balances to determine the yield in crystallization Identify types of crystallization equipments and know their basic operations

5 Week Topic Learning Outcome 9-10 Mechanical-Physical separation Process Introduction and Classification of Mechanical-Physical separation Processes Filtration Pressure Drop Through Filter Cake Specific Cake Resistance Filter-Medium Resistance Constant-pressure filtration Constant-Rate Filtration Continuous Filtration Filtration Time Washing filter Cakes Settling and Sedimentation Centrifugal Separation Process Drying Introduction and methods of Drying Equipment of Drying Vapor Pressure of Water and Humidity Equilibrium Moisture Content Rate of Drying Constant-Rate Drying Curve Calculation methods for Constant-Rate Drying Period Evaporation Types of evaporation equipment and operation methods Calculation methods for - Single-effect evaporators - Multiple-effect evaporators Classify different mechanical-physical separation processes Explain the principle of filtration for solid-liquid separation Estimate pressure drop through filter cake Estimate the specific cake resistance and filter medium-resistance in cake filtration Calculate the washing time for different types of filters Explain the basic principles of settling, sedimentation and centrifugal separation processes Explain the principle of drying of materials Identify a different types of dryers Use the humidity chart to estimate humidity Calculate the equilibrium moisture content of the materials Calculate the rate of drying Calculate drying time for constant-rate and falling-rate period Identify the different types of evaporation equipment and operation methods Design single-effect and multiple-effect evaporators REFERENCES Warren L. McCabe, Julian C. Smith and Peter Harriot, Unit Operation of Chemical engineering, McGraw-Hill International, 5th edition, Christie John Geankoplis, Transport Processes and Separation Processes Principles, Prentice Hall, 4 th Edition, 2003.