Theoretical basis of production technologies – casting, forming, welding and surface treatments

Course guarantor:

Ladislav Kolařík

Lecturer:

Aleš Herman, Ladislav Kolařík, Antonín Kříž, Stanislav Rusz

Tutor:

Aleš Herman, Ladislav Kolařík, Antonín Kříž, Stanislav Rusz

Supervisor:

Department of Manufacturing Technology

Synopsis:

Theoretical basis of production technologies from the areas of: casting, forming, welding, surface treatments, machining.

Thermodynamic foundations of the melting process, physico-chemical phenomena acting during the casting process in the form-metal system

Kinetics of crystallization and solidification of foundry alloys

Hydrodynamics of the flow of liquid metal in a mold, theoretical foundations of the construction of sprue systems

Principle of deformation in material, basic mechanisms of deformation. Stress tensors, deformations and their use for forming processes.

Formability, factors affecting formability, ways of verifying formability. Conditions of plasticity, models and mechanisms of material hardening during forming.

Basic principle of numerical simulations in forming, factors affecting formability in relation to numerical simulations. Modern methods of measuring the stock of material plasticity.

Electric arc theory, thermodynamic processes, basics of the process of dissociation, ionization.

Thermal properties of gases, ionization potential. the use of different types of electric current for the welding process, heat conduction equations and heat balance. Methods of regulation of welding parameters, static and dynamic characteristics of welding sources

The theory of the generation of Joule resistance heat usable for the welding process, dynamic electrical resistance and quantities that affect it.

The origin of laser radiation and its use for technical applications, the origin and criteria of plasma, an overview of plasma types. Interaction of plasma with solid phase. Plasma for welding, surfacing and cutting. Methods of plasma arc transmission and possible use in technical practice.

Surface structures, chemical properties of the surface, interaction of metals with gases, adsorption and chemisorption. Physical properties of metal surfaces, optical and electrical properties. peculiarities of surface and thin layers.

Interaction of the external environment with the surface, the basics of corrosion, forms of corrosion and degradation corrosion mechanisms

Creation of surfaces, basic mechanical, chemical and physical aspects of processes. Basic division according to properties and applications. Progressive methods of surface analysis

Viscoelastic properties of plastics and their influence on processing technologies of thermoplastics and reactive plastics, theory of processing composite materials

Requirements:

Syllabus of lectures:

Syllabus of tutorials:

Study Objective:

Study materials:

· WALIA, R. S, M. QASIM, S. H., PANDEY, A. TYAGI. Surface Engineering: Methods and Applications. CRC Press, 2022. ISBN: 2022026128,2022026129

· DAVIM, J. P. Surface Integrity in Machining. Springer-Verlag London Limited, 2010. ISBN 978-1-84882-873-5.

- ROCCA, M., T. RAHMAN, L. VATTUONE. Springer Handbook of Surface Science. Springer Nature Switzerland AG. 2021. ISBN: 3030469042

· SEMIATIN, S. L. ASM Handbook, Volume 14A: Metalworking: Bulk Forming. Ohio: ASM International, 2005. ISBN 0-87170-708-X.

· SEMIATIN, S. L. ASM Handbook, Volume 14B: Metalworking: Sheet Forming. Ohio: ASM International, 2005. ISBN 0-87170-710-1.

· HOSFORD, William F. a CADDELL, Robert M. Metal forming: mechanics and metallurgy. 4th ed. Cambridge: Cambridge University Press, 2011. ISBN 978-1-107-00452-8.

· MARCINIAK, Z.; DUNCAN, J.L a HU, S.J. Mechanics of sheet metal forming. Oxford: Butterwort-Heinemann, 2002. ISBN 0-7506-5300-0.

· SŁUŻALEC, A.: Theory of Thermomechanical Processes in Welding, Springer Dordrecht, 2005, ISBN: 978-90-481-6762-3

· OLSON, D.L.: Welding Theory and Practice, North Holland, 2012, 978-0444567338

· CAMPBELL, John, 2015. Complete Casting Handbook [online]. 2nd ed. Butterworth-Heinemann [cit. 2023-11-20]. ISBN 978-0-444-63509-9. DOI:10.1016/C2014-0-01548-1

· edricksson, H. Materials Processing during Casting, London, UK, Wiley, 2006, ISBN 0-470-01514-

· STEFANESCU, Doru. Science and Engineering of Casting Solidification, Second Edition. Second Edition. Springer, 2009. ISBN 978-0-387-74612-8.

· link: Moodle ČVUT https://moodle-vyuka.cvut.cz

Note:

Time-table for winter semester 2024/2025:

Time-table is not available yet

Time-table for summer semester 2024/2025:

Time-table is not available yet

The course is a part of the following study plans: