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Ukončeno v akademickém roce 2019/2020

Mechanics and properties of particulate materials

Type of study Follow-up Master
Language of instruction English
Code 542-0056/02
Abbreviation MVPH
Course title Mechanics and properties of particulate materials
Credits 4
Coordinating department Department of Mining Engineering and Safety
Course coordinator prof. Ing. Jiří Zegzulka, CSc.

Osnova předmětu

1. Logistics of bulk solids, definition of ideal bulk solids, definition of bulk solids, defining differences between basic states of matter, criteria for the choice of transport or process systems for bulk solids
2. Geometric properties of bulk solids, granulometry, morphology, methodology and assessment theory (Gauss, RRSB, logarithmic distribution and other statistics)
3. Mechanical-physical properties of bulk solids, characteristic variables, influence on flow and pressure curves, the principle of a linear shear device, equations, the principle of rotary shear device and other constructions
4. Methods of internal friction angle measurements, energetic conception, determination of the influence of partial physical quantities on mechanical-physical properties of bulk solids
5. The extent of influence of individual physical quantities on mechanical-physical properties of bulk solids, e.g. moisture, shape, mechanical bonds, electrical bonds, Roscou diagram, construction, principle, application
6. General model of pressure distribution in bulk solids, traditional and modern models. Pressure distribution solution method by Jansen, Rankin and Pascal
7. Ideal bulk material, deepening of connections, piston flow mechanism (first one), definition, description, boundary conditions, casing flow mechanism (second one), definition, description, boundary conditions
8. Pressure peak, model of origin, technical consequences. Pulse characteristics during the flow of bulk solids, the wall frequencies.
9. Flow disturbances of bulk solids, static and dynamic arch. Mass and core flow, Jenike's theory of mass flow, application of ideal bulk material
10. Application of bulk solids properties in the design of transport, process and storage facilities, bulk material pressing (Balšin equation)
11. Application of bulk solids properties in the design of transport, process and storage facilities, bulk material pressing (Balšin equation)
pneumatic transport
12. Procedure for design of crushers and mills, theory of crushing, degradation and compression, granulation
13. Criteria for selecting a suitable conveyor and conveyor system for bulk solids, monitored transport requirements, procedure
14. Innovation in the field of bulk solids, development trends, the situation in the Czech Republic compared to the EU

Povinná literatura

GELNAR, Daniel a Jiri ZEGZULKA. Discrete Element Method in the Design of Transport Systems. Cham: Springer International Publishing, 2019. DOI: 10.1007/978-3-030-05713-8. ISBN 978-3-030-05712-1 .
SCHULZE, Dietmar. Flow Properties of Powders and Bulk Solids. 2011.
JALURIA, Y. Advanced Materials Processing and Manufacturing. Springer, 2017. ISBN 978-3-319-76983-7 .
KUMAR, K., ZINDANI, D., DAVIM J. Paulo. Advanced Machining and Manufacturing Processes. Springer, ISBN
978-3-319-76075-9.

Doporučená literatura

MERKUS, H., G., MEESTERS, Gabriel, M., H. Production, Handling and Characterization of Particulate
Materials. Springer International Publishing. 2015. ISBN: 9783319209494 .
SHAHINPOOR, M. Advances in the mechanics and the flow of granular materials volume I. TRANS TECH PUBLICATIONS, 1983. ISBN 0-87849-049-3 .
SHAHINPOOR, M. Advances in the mechanics and the flow of granular materials volume II. TRANS TECH PUBLICATIONS, 1983. ISBN 087849-050-7 .
JENIKE, A.W. Gravity flow of bulk solids. Utah, Salt Lake City, Bulletin of the University of Utah, Vol. 52., No.29. 1961.