Course detail

Electrotechnical Materials and Production Processes II

FEKT-BKC-EMV2Acad. year: 2024/2025

Surface treatment, protective layers, corrosion immunity, thin layers, thin layer usage, assembly technology, connecting technology, special industrial processes, electron, ion, RTG, nuclear, lasers, ultrasonic and electro-erosive processes.

Language of instruction

Czech

Number of ECTS credits

3

Mode of study

Not applicable.

Entry knowledge

Suppose knowledge from subject BPC-MPE - "Materials for electrotechnics.

Rules for evaluation and completion of the course

Attendance of the practice is obligatory. Final exam takes place during in the examination period. The exam is written.
Attendance of the practice is obligatory.

Aims

The aim of the course is to make students acquainted with the special modern technological processes in relation to the classical technologies.
The student after completion of the course:
- can describe basic industrial processes in the area of electrotechnical technology
- can explain basic working principles of the systems exploiting electron beams, ionic beams, X-rays, nuclear transmutation, lasers, ultrasonic and electro erosion, their advantages and limitations from the point of view of industrial processes
- is able to explain basic working principles of sources of electron beams, ionic beams, lasers and ultrasonic converters

Study aids

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Kazelle J. a kol.: Elektrotechnické materiály a výrobní procesy. Elektronická skripta 2015 (CS)
Kazelle J.: Elektrotechnické materiály a výrobní procesy - Kapitola 6. Elektronická skripta 2015 (CS)

Recommended reading

Kreibich V.: Teorie a technologie povrchových úprav (CS)
Šavel J.: Materiály a technologie v elektronice a elektrotechnice. BEN - technická literatura Praha 1999 (CS)
Šesták j. a kol.: Speciální materiály a technologie. Academia Praha 1993 (CS)

Classification of course in study plans

  • Programme BKC-MET Bachelor's 2 year of study, summer semester, compulsory

Type of course unit

 

Lecture

26 hod., optionally

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.

Laboratory exercise

14 hod., 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