542-0468/02 – Physical Separation Processes I (FSP 1)

Gurantor departmentDepartment of Mining Engineering and SafetyCredits7
Subject guarantordoc. Ing. Jiří Botula, Ph.D.Subject version guarantorIng. Vlastimil Řepka, Ph.D.
Study levelundergraduate or graduateRequirementCompulsory
Year1Semestersummer
Study languageCzech
Year of introduction2005/2006Year of cancellation2014/2015
Intended for the facultiesHGFIntended for study typesBachelor
Instruction secured by
LoginNameTuitorTeacher giving lectures
BOT40 doc. Ing. Jiří Botula, Ph.D.
CEH25 Ing. Dagmar Čechová, Ph.D.
R1E60 Ing. Vlastimil Řepka, Ph.D.
TIH50 doc. Dr. Ing. František Tichánek
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Combined Credit and Examination 15+0

Subject aims expressed by acquired skills and competences

Student is acquainted with theoretical fundamentals of gravitational separation and on the basis of acquired knowledge he / she is able to estimate and propose a suitable separation method for a given raw material. He is able to perform basic technological calculations.

Teaching methods

Lectures
Tutorials
Experimental work in labs

Summary

The course provides an overview of the theoretical foundations of gravitational processes applicable to bulk materials processing and introduces possible applications of these processes. Attention is paid to used machinery and calculations of basic technological parameters.

Compulsory literature:

WiLLs, B.A.,Wills’ Mineral Processing Technology. An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 2006, ISBN 0-7506-4450-8 DRZYMALA, Jan. Mineral processing: foundations of theory and practice of minerallurgy. Wroclaw: University of Technology, 2007. ISBN 9788374933629. TICHÁNEK, František, Jiří BOTULA a Vlastimil ŘEPKA. Mineral processing. Ostrava: VŠB - Technical University of Ostrava, 2005, 90 l. ISBN 8024808137 FUERSTENAU, Maurice C. a Kenneth N. HAN. Principles of mineral processing. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, c2003. ISBN 0-87335-167-3.

Recommended literature:

SUBA RAO, D.V. Textbook of Mineral Processing. Scientific Publishers, 2017. ISBN 9789387741027. A. GUPTA AND D.S. YAN. Mineral processing design and operation an introduction. Amsterdam: Elsevier, 2006. ISBN 9780444516367. YOUNG, Courtney a Gerald H LUTTRELL. Separation technologies for minerals, coal, and earth resources. Englewood, Colo.: Society for Mining, Metallurgy, and Exploration, 2012. ISBN 0873353390. UNGARISH, M. Hydrodynamics of suspensions: fundamentals of centrifugal and gravity separation. New York: Springer-Verlag, 1993. ISBN 0387547622.

Way of continuous check of knowledge in the course of semester

E-learning

Další požadavky na studenta

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Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Lectures: I. Introduction The importance of adjustment of raw materials. The distribution of basic treatment processes of raw materials. Technological process with and without separation. II. Gravity separation. 1. Gravity separation of raw materials, theoretical foundations, grains movement in the physical environment, the Rittingers theory . Gravitational adjustability. 2. Separation in suspensions. The principle and the possibility of separating in a suspension. Properties of weighting materials and suspensions, types of using. Static gravity separation in organic liquids and aqueous solutions of salts. The main types of equipment used for static separation in suspensions. Control of suspension density, losses of weighting material. Preparation and regeneration of suspensions, gravity and magnetic recovery. Evaluation of separation in suspensions. 3. Separation in the ascending and descending turns of water flow (Separation using jigs). Analysis of processes run in the field of jig, derivation of the movement velocity of grain in individual stages of separation process. Methods of producing alternating upward and downward flow of water. Methods of products discharging from the jig. Rating jigs in terms of their arrangement in the technological process. Rating of separation in jigs. 4. Separation in hydrocyclones (using centrifugal forces). Forces acting on the grain in the hydrocyclone. Procedure of separation using a low and high pressure hydrocyclones. Separation in hydrocyclones by using a suspensions. 5. Separation in the stream of water on an inclined plane. Analysis of forces affecting the grain. Separation in chutes, in an oscillating table, in spiral separators, in conical separators. 6. Separating in the ascending flow of separative media. 7. Pneumatic separation. Pneumatic jigs and oscillating table. Fluid separation. Exercise: 1. Evaluation of gravity treatability. Preparation of floating liquids, determination of liquid density (hydrometer, pycnometer, Mohr scales). Realization of coal floating analysis of different grain size classes. Evaluation of floating analysis in the form of curves in M and the HR diagram. Cumulative treatability curve in M and HR diagram. Floating of fine grain fractions in a separating funnels. Determination of the treatability of the evaluated sample and individual grain size classes. 2. Rating of weighting materials and suspensions. Determination of density of solid phase. Calculation of volume and mass concentration of solid and liquid phases. Determination of particle size composition of weighting material (wet grain size analysis, sedimentation analysis). 3. Laboratory separation at hydrocyclones (at the oscillating table and jig). Determination of yields of separation products. Rating separation efficiency - Yields - Tromp’s dividing curves - Grumbrecht

Conditions for subject completion

Combined form (validity from: 1960/1961 Summer semester, validity until: 2014/2015 Summer semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Exercises evaluation and Examination Credit and Examination 100 (100) 51
        Exercises evaluation Credit 33 (33) 0
                Other task type Other task type 33  0
        Examination Examination 67 (67) 0
                Written examination Written examination 27  0
                Oral Oral examination 40  0
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2014/2015 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Ostrava 1 Compulsory study plan
2014/2015 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2013/2014 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2013/2014 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Ostrava 1 Compulsory study plan
2012/2013 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2012/2013 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Ostrava 1 Compulsory study plan
2011/2012 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Ostrava 1 Compulsory study plan
2011/2012 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2010/2011 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2009/2010 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2008/2009 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2007/2008 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan
2006/2007 (B2102) Mineral Raw Materials (2102R013) Processing of Raw Materials and Recycling K Czech Most 1 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner