Course detail

Electrotechnical Materials and Production Processes

FEKT-CEMVAcad. year: 2011/2012

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. Beam processes, radiations, electro-erosive, ultrasonic and other industrial processes.

Language of instruction

English

Number of ECTS credits

8

Mode of study

Not applicable.

Offered to foreign students

Of all faculties

Learning outcomes of the course unit

A student will obtain an overview about the structure and features of selected electrotechnical materials and processes of their production and about the use of special modern technological processes. Coming out from these fundamentals he will be able to project optimal technique for solving particular problems in the area of electrotechnical materials and industrial processes.

Prerequisites

The subject knowledge on the secondary school education level is requested.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Requirements for accreditation:
Performance of all laboratory measurements and passing their reports. Min. 75% participation in theoretical (numerical) exercises.
Final test.

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, 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

Bouda, V., Hampl. J., Lipták,J.: Materials for electrotechnics. Vydavatelství ČVUT, Praha, 2000, 207 s. ISBN 80-01-02233-1. (EN)

Recommended reading

HWANG, J., S.: Environment-Friendly Electronics: Lead Free Technology, Electrochemical Publications Limited, 2001, ISBN 0 901150 401 (EN)
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)

Classification of course in study plans

  • Programme EECC Bc. Bachelor's

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

Type of course unit

 

Lecture

52 hod., 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

15 hod., 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

15 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