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| MDML5520 | Chemistry of Flotation and Flocculation | 3+0+0 | ECTS:7.5 | | Year / Semester | Fall Semester | | Level of Course | Second Cycle | | Status | Elective | | Department | DEPARTMENT of MINING ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | Face to face, Group study, Lab work , Practical | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | -- | | Co-Lecturer | None | | Language of instruction | | | Professional practise ( internship ) | None | | | | The aim of the course: | | The objective of the course is to provide the students with a detailed knowledge of flotation and flocculation chemistry. |
| Programme Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | PO - 1 : | develop an understanding of the thermodynamic, electrochemical and kinetic principles of flotation | 1,2,9,10 | 1,3,5,6 | | PO - 2 : | illustrate the application of thermodynamic principles in a model system | 1,2,9,10 | 1,3,5,6 | | PO - 3 : | understand the mechanisms that control the reactions of collectors and metal ions at mineral surfaces | 1,2,9,10 | 1,3,5,6 | | PO - 4 : | learn to apply the skills and knowledge gained in the course in a MSc/PhD thesis he/she has to carry out independently | 1,2,9,10 | 1,3,5,6 | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), PO : Learning Outcome | | |
| Introduction to solution thermodynamics, chemical potential, Gibbs? free energy, equilibrium constants, electrochemical reactions, calculation of pH, species diagrams of various metal ions, precipitation constant and solubility products, hydrolysis of metal ions, electrical doublelayer, surface tension and contact angle, reagents and their role in flotation, flotation mechanisms of oxide, silicate, semi-soluble, and soluble minerals, hydrophobicity and fundamentals of coal flotation, problems encountered in the flotation of fines, fundamentals of coagulation, dispersion, flocculation and selective flocculation, attractive and repulsive forces, DLVO theory, bonding mechanisms in flocculation, polymer properties, examples on flocculation plants. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | General knowledges, the aim and contents of the lesson, reference books, reports, midterm projects and evaluation of the lesson | | | Week 2 | Introduction to solution thermodynamics, chemical potential, Gibbs free energy, equilibrium constants | | | Week 3 | Electrochemical reactions, calculation of pH | | | Week 4 | Species diagrams of various metal ions | | | Week 5 | Precipitation constant and solubility products, hydrolysis of metal ions | | | Week 6 | Electrical doublelayer, surface tension and contact angle | | | Week 7 | Reagents and their role in flotation, flotation mechanisms of oxide, silicate, semi-soluble, and soluble minerals | | | Week 8 | Mid-term exam | | | Week 9 | Hydrophobicity and fundamentals of coal flotation | | | Week 10 | Problems encountered in the flotation of fines | | | Week 11 | Fundamentals of coagulation, dispersion, flocculation and selective flocculation | | | Week 12 | Attractive and repulsive forces, DLVO theory | | | Week 13 | Bonding mechanisms in flocculation, polymer properties, examples on flocculation plants | | | Week 14 | Evaluation of midterm projects | | | Week 15 | Evaluation of midterm projects | | | Week 16 | End-of-term exam | | | |
| 1 | Leja, J., 1982. Surface Chemistry of Froth Flotation, Plenum Press, New York, USA. | | | |
| 1 | Fuerstenau, M.C., Miller, J.D., Kuhn, M.C., 1985. Chemistry of Flotation, SME/AIME, NewYork, USA. | | | 2 | Sutherland, K.L., Wark, I.W., 1955, Principles of flotation, Australian Institute of Mining and Metallurgy, Melbourne, Australia. | | | 3 | Somasundaran, P., Grieves, R.B., 1975, Advances in Interfacial Phenomena of particulate/solution/gas systems; application to flotation research, New York, USA. | | | 4 | Parekh, B.K., Miller, J.D., 1979, Advances in Flotation Technology, SME, USA. | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 8 | 16/04/2010 | 2 | 30 | | Project | 14 | 28/05/2010 | 1,5 | 20 | | End-of-term exam | 16 | 18/06/2010 | 2 | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 3 | 14 | 42 | | Sınıf dışı çalışma | 3 | 14 | 42 | | Laboratuar çalışması | 0 | 0 | 0 | | Arasınav için hazırlık | 6 | 6 | 36 | | Arasınav | 2 | 1 | 2 | | Uygulama | 0 | 0 | 0 | | Klinik Uygulama | 0 | 0 | 0 | | Ödev | 4 | 7 | 28 | | Proje | 6 | 7 | 42 | | Kısa sınav | 0 | 0 | 0 | | Dönem sonu sınavı için hazırlık | 3 | 10 | 30 | | Dönem sonu sınavı | 2 | 1 | 2 | | Diğer 1 | 0 | 0 | 0 | | Diğer 2 | 0 | 0 | 0 | | Total work load | | | 224 |
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