Course detail

Electrotechnical Materials and Production Processes

FEKT-CEMVAcad. year: 2019/2020

Electrotechnical materials - components, structure, production and use. Plastics, glass, ceramics and glass-ceramics - types, characteristics, manufacturing technology. Composites. Metals - classification and characteristics. Metal processing, conductors production. Semiconductor materials - classification, area of application. Preparing of semiconductor materials and basic semiconductor structures. Surface adjustments, lacquers and coupling of materials. Special processes, electron, ion, RTG, nuclear, laser, ultrasonic, electro-erosive and other industrial processes.

Language of instruction

English

Number of ECTS credits

8

Mode of study

Not applicable.

Learning outcomes of the course unit

The student after passing the exam:
• knows construction and technological problems by winding production, by reels production and by production of insulating systems
• knows basal connecting systems in electrotechnical and electronical products
• knows basic operation in mechanical assemblies technology
• knows characteristics of anisotropic materials and industrial processes in their realization
• can explain working principle in the systems which use electron beams ionic beams, X-rays, nuclear transmutation, lasers and ultrasonic and their effects on materials
• knows principles of computer aided industrial processes
.

Prerequisites

Suppose knowledge from subject BMTD - "Materials and technical documentation".

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Lecture are guided with using PowerPointové presentation, short video - clips and films and discussion with students. Exercising are divided on laboratory exercise and reckoning exercising. Subject be coupled excursion into choice companies.

Assesment methods and criteria linked to learning outcomes

Practice attendance is obligatory. The students have to work out and hand in a paper on laboratory tasks - 5 tasks - maximum 10 points.
Final exam.
The end of term exam is divided in two parts - "Materials in Electrotechnics" and "Industrial Processes". The end of term exam "Material in Electrotechnics" is written, max. 40 points. Test must be done in the end of tutorial at the latest.
The end of term exam "Industrial Processes" is done in the examination period - max. 50 points. The exam is written - 10 tasks, each 5 points.

Course curriculum

Electrotechnical materials - compoments, structure, classification and use. Control of material characteristics. Composites.
Organic and inorganic insulators, dielectric materials. Plastics, elastomers, mica products, glass, ceramics (silicate, oxide, oxygen-free) glass-ceramics, hard materials.
Plastic technology. Production and treatment of inorganic non-metal materials.
Metal materials, classification, characteristics, use. Materials with ferro- and feri-magnetic characteristics. Sintered materials.
Metal processing. Wire production. Production of cables and conductors. Production of materials for surface connection.
Semiconductor materials - classification, structure, components, characteristics.
Semiconductor materials, area of application. Preparing of semiconductor materials.
Production of basic semiconductor structures.
Material surface adjustment, lacquer and coupling.
Electron processes, sources and effect of electron beams and their use.
Ion processes and their use.
X-ray processes. Radiation technology.
Nuclear processes and their use. Transmutation of semiconductor materials.
Laser processes, lasers distribution, characteristic and some of laser application.
Ultrasonic processes, ultrasonic sources, use of ultrasonic effect.
Electro-erosive processes and their use.

Work placements

Not applicable.

Aims

The aim of the course is to make students familiar with the structure and features of selected electrotechnical materials and the ways of their production, to make students acquainted with the special modern technological processes in the relation to classical technologies.

Specification of controlled education, way of implementation and compensation for absences

Obligatory participation in teaching.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Jirák J., Rozsívalová Z.: Elektrotechnické materiály a výrobní procesy - laboratorní cvičení. Elektronická skripta 2003 (CS)
Kazelle J. a kol.: Elektrotechnické materiály a výrobní procesy. Elektronická skripta 2003 (CS)
Bouda, V., Hampl. J., Lipták,J.: Materials for electrotechnics. Vydavatelství ČVUT, Praha, 2000, 207 s. ISBN 80-01-02233-1. (EN)

Recommended reading

SZE, S., M., KWOK, K.: Physics of Semiconductor Devices. Wiley - Interscience, A John Wiley & sons, Inc. Publication, ISBN-13: 978-0-471-14323-9 (EN)
HWANG, J., S.: Environment-Friendly Electronics: Lead Free Technology, Electrochemical Publications Limited, 2001, ISBN 0 901150 401 (EN)

Classification of course in study plans

  • Programme EEKR-BC Bachelor's

    branch BC-MET , 2. year of study, winter semester, compulsory

Type of course unit

 

Lecture

52 hours, compulsory

Teacher / Lecturer

Syllabus

1. Dielectrics and insulations. Polarization and permittivity. Electrical conduction and conductivity. Dielectric loss and dissipation factor. Complex permittivity. Dielectrics in strong electric field.
2. Inorganic dielectrics. Asbestos, mica and mica products. Glass in electrical engineering. Production and processing of glass. Electrotechnical ceramics. Production and processing of ceramics. Oxide and oxygen-free ceramics.
3. Plastics for electrical engineering. Thermoplastics. Thermosets. Plastics with high heat resistance. Modification of plastics and plastics technology.
4. Conductive, resistive and magnetic materials.
5. Semiconductor materials - classification, structure, components, characteristics.
6. Semiconductor materials, area of application. Preparing of semiconductor materials.
7. Production of basic semiconductor structures.
8. Processing of metals and semifinished metal materials for construction elements of electrical and electronic equipments. Wire production. Welding and soldering of metal elements.
9. Surface treatment, lackquering, assembling of mechanical parts
10. Electron processes, effect of electron beams and their use. Ion processes.
11. X-ray processes. Radiation technology. Nuclear processes.
12. Laser processes, lasers distribution, characteristic and some of laser application.
13. Ultrasonic processes, ultrasonic sources, use of ultrasonic effect. Electro-erosive processes and their use.

Fundamentals seminar

12 hours, compulsory

Teacher / Lecturer

Syllabus

1. Calculations in the area of electron and ion processes.
2. Calculations in the area of X-ray radiation and nuclear transmutation.
3. Calculations in the area of laser technology.
4. Calculations in the area of ultrasonic technology.

Laboratory exercise

21 hours, compulsory

Teacher / Lecturer

Syllabus

1. Computer modeling of complex permittivity parts
2. Havriliak-Negami diagram
3. a) Measurement of dielectric properties of ceramic barium titanate
b) Determination of the coefficient of nonlinearity of barium titanate ceramic
4. Measurement of temperature dependence of resistivity of semiconductor material
5. Measurement of drift mobility of minority charge carriers by using the pulse method
6. Band models simulation in semiconductor materials

The other activities

6 hours, compulsory

Teacher / Lecturer

Syllabus

Individual projects given to the students by teachers