636-0917/01 – Corrosion and Corrosion Protection (KPO)
Gurantor department | Department of Material Engineering | Credits | 10 |
Subject guarantor | doc. Ing. Stanislav Lasek, Ph.D. | Subject version guarantor | doc. Ing. Stanislav Lasek, Ph.D. |
Study level | postgraduate | Requirement | Choice-compulsory |
Year | | Semester | winter + summer |
| | Study language | Czech |
Year of introduction | 1990/1991 | Year of cancellation | 2011/2012 |
Intended for the faculties | FMT | Intended for study types | Doctoral |
Subject aims expressed by acquired skills and competences
Get to know the basic of corrosion processes and ways of protecting materials against corrosion. To characterize the causes and laws of corrosion of materials and be able to determine the parameters of major types of corrosion - uniform, pitting, intergranular, and stress corrosion cracking. To acquaint students with the calculations thermodanamics and kinetics of corrosion in connection with the life time of components.
Teaching methods
Individual consultations
Other activities
Summary
Principle of corrosion resistance. The heterogeneous reaction on the surface of metals and alloys. Electrochemical corrosion of metals and alloys. Chemical corrosion. The inner and outer factors of corrosion. Passivity, transpasivita metals and alloys at the electrochemical corrosion. Types of corrosion and their occurence. Methods of corrosion protection. Material selection. Editing corrosive environments, electrical protection. Modifications to the design and structure in terms of corrosion protection.
Compulsory literature:
Recommended literature:
Additional study materials
Way of continuous check of knowledge in the course of semester
E-learning
Other requirements
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Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
- Content and aims of subject. The basic terms and definitions. Corrosion types. Influence of corrosion on reliability of products and devices. Costs of corrosion protection. Literature, other sources of information.
- Electrochemical corrosion of metals, thermodynamics and kinetics, theory of anodic and cathodic reactions, depolarization, Faradays´ laws, applications, internal and external factors of corrosion
- Corrosion of technical significant metals and alloys (Fe, Al, Cu, Zn, Mg, Ti), E-pH diagrams. Corrosion rates. Atmospheric corrosion, corrosion in waters, underground corrosion.
- Influence of environment on degradation of polymers (absorption, embrittlement, oxidation, depolymerization, radiation) and organic base composites. Resistance of woods.
- Corrosion of concrete, main types, corrosion of steel in concrete, protection in building industry
- Chemical corrosion in hot gases and non-conducting environments, oxidation at high temperature, heat resistant materials, reductive atmospheres, hydrogen embrittlement and cracking. Special cases.
- General principles of corrosion protection. Deposition of metal coatings, electrolytic plating, hot dip deposition, diffusive layers.
- Cathodic protection, protection of underground structures (piping), insulations, anodic protection
- Coatings of protective paints, technology, testing and evaluation of paints properties.
- Hot spraying and its industry application, principle, accessory materials, devices, testing and properties of coatings, determination of coating thickness.
- Advanced technology of coatings deposition – PVD, CVD, plasma aided methods, ionic implantation, nanotechnology.
- Testing of corrosion protection according to standards (ISO, EN, ASTM, ČSN), the selected methods, metallographic evaluation of corrosion.
- Tests in service and corrosion monitoring, direct and indirect methods, non-destructive tests, examples of damages devices, knowledge and experiences of practice.
- Application of standards, tables, databases and PC for solution of corrosion problems and corrosion protection design.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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