Czech

6

Not applicable.

After completing the course the student is able to:
• design insulation of electrical apparatus
• design current path with respect on force and heat effects of current
• design base parameters of moving mechanism
• design measuring and protecting transformers

Knowledge at the secondary school level of mathematics, PC, work with MS Office, particularly MS Excel is required.

Not applicable.

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

Compliance with the requirements for terminating exercise: participation in seminar, projects more than 50% points at all, final exam for more than 50% points.
Written exam for more than 50% of the points.

Lectures:

1. Design of insulation distances. Insulation materials. Technology of manufacturing. Voltage tests.
3. Design of current-currying way (force effect of rated current).
$. Design of current-currying way (heat effect of rated current).
6. Design of current-currying way (heat effect of rated current).
7. Contacts (design of contact system, materials, manufacturing).
8. Metallic materials, technology of manufacturing.
9. Bases of mechanical design of el. apparatus (movement of contacts, springs, electromangets).
10. Quenching arrangement (principles and design of quenching chambers).
11. Release machanism of el. apparatuses (bimetals, electromagnets).
12. Instrument transformers of current and voltage.
13. Testing of el. apparatuses (type and production tests).

Training:

1. Design of insulation distances on el. apparatuses LV and HV.
2. Design of LV el. apparatus (insulation, current-currying way, forces, springs, electromagnet).
3. Design of LV el. apparatus (insulation, current-currying way, forces, springs, electromagnet).
4. Design of LV el. apparatus (insulation, current-currying way, forces, springs, electromagnet).
5. Design of HV el. apparatus (insulation, current-currying way, heating, forces, mechanism).
6. Design of HV el. apparatus (insulation, current-currying way, heating, forces, mechanism).
7. Design of HV el. apparatus (insulation, current-currying way, heating, forces, mechanism).
8. Design of release mechanism (bimetal, electromagnet).
9. Measurement on release mechanism.
10. Design of instrument transformer.
11. Excursion in product factory (OEZ, Siemens, ABB).
12. Tests demonstration in short-circuit testing station (CVVOZE).

Not applicable.

Purpose of the course is rational and goal oriented application of theoretical knowledge during design and production preparation processes of el. apparatuses.
Goal of the course for students are mastered base procedures of designer during design process and process of product preparation.

Participation in seminar is mandatory, two absences are permitted. In the case of multiple absences, it is possible to substitute the seminar after the agreement with teacher (ideally in another parallel group).

Not applicable.

Not applicable.

Havelka, O.: Stavba el. přístrojů I.,VUT, 1984
T.E. Browne, jr.: Circuit interruption, N.York,1984.
Král J., Vaněk J. : Elektromagnetické přístroje, VUT, 1984
Král J.: Technologie výroby elektrických přístrojů, SNTL, Praha, 1982
Drápala J., Kurs M.: Elektrotechnické materiály, VŠB, 2012

Not applicable.

9 hours, compulsory