410-2319/01 – Selected Chapters of Electrical Machines and Apparatuses (VKESP)

Gurantor departmentDepartment of Electrical Power EngineeringCredits5
Subject guarantorIng. Petr Kačor, Ph.D.Subject version guarantorIng. Petr Kačor, Ph.D.
Study levelundergraduate or graduateRequirementCompulsory
Year3Semesterwinter
Study languageCzech
Year of introduction2019/2020Year of cancellation
Intended for the facultiesFEI, FSIntended for study typesBachelor
Instruction secured by
LoginNameTuitorTeacher giving lectures
BER30 Ing. Petr Bernat, Ph.D.
HYT30 Ing. Zdeněk Hytka, CSc.
KAC37 Ing. Petr Kačor, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 2+3
Part-time Credit and Examination 8+13

Subject aims expressed by acquired skills and competences

Student know basic characteristic of electrical machines and apparatus and applies this know-how with the view of theirs use, testing and diagnostics.

Teaching methods

Lectures
Tutorials
Experimental work in labs
Project work
Other activities

Summary

In this subject students acquaint with basic structuring of electrical machine and apparatus, philosophy and law of their function. Part of subject is practical - laboratory part, at which students will verify a theoretic piece of knowledge and test a primary objective characteristics of electrical machine and apparatus.

Compulsory literature:

Hindmarsh,J.: Electrical Machines and their Applications, Oxford,1970

Recommended literature:

Hindmarsh,J.: Electrical Machines and their Applications, Oxford,1970 Pyrhönen,J., Jokinen,T. Hrabovcová,V.: Design of rotating electrical machines, John Wiley & sons, Ltd. 2008

Way of continuous check of knowledge in the course of semester

Combined examination (written and oral). Conditions for credit: 1.Protocols of measurments and calculations. 2.Written, Credit test.

E-learning

Další požadavky na studenta

There are not additional requirements for the student.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

1. Types of electric machines. Materials used by electric machines design. Windings in electric machines. 2. Enclosure, shape and cooling. Laws, equations and methods used in electric machines. 3. Principle and description of transformers. Operation states. Equivalent circuit. Phasor diagrams. 4. Three-phase transformers. Winding connection. Operation in parallel. Special types of transformers. Magnetic field of electric machines. Types and function of winding. 5. Use of asynchronous machines. Design types and foundation dates. Function and operation state. Energy bilance of asynchronous machines. Equivalent circuit. Torque. 6. Circle diagram of asynchronous machine. Starting and speed control of asynchronous motors. 7. Asynchronous generator and brake. 8. Single phase induction motors. 9. Influence of harmonics on a asynchronous machines running. 10. Basic terminology of electrical device. 11. Transient effects in switching el.circuit on and off. 12. Solution recovery voltage. 13. Power effects. 14. Thermal effects and cooling. Laboratories: 1.Measurement of short-circuit current on transformer 2.Load characteristic of asynchronous motor 3.Line synchronization of synchronous generator 4.Measurement of temperature rise of low voltage circuit breaker 5.Measurement of let-through energy of circuit breaker in short-circuit connection 6.Pull characteristic of DC electromagnet

Conditions for subject completion

Part-time form (validity from: 2019/2020 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Credit and Examination Credit and Examination 100 (100) 51
        Credit Credit 40  20
        Examination Examination 60  11
Mandatory attendence parzicipation: Compulsory participation in laboratory measurements

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.ZaměřeníFormStudy language Tut. centreYearWSType of duty
2020/2021 (B0713A060004) Design of Electrical Systems and Technologies E K Czech Ostrava 3 Compulsory study plan
2020/2021 (B0713A060004) Design of Electrical Systems and Technologies E P Czech Ostrava 3 Compulsory study plan
2020/2021 (B0714A060012) Applied Electronics K Czech Ostrava 3 Compulsory study plan
2020/2021 (B0714A060012) Applied Electronics P Czech Ostrava 3 Compulsory study plan
2019/2020 (B0713A060004) Design of Electrical Systems and Technologies E P Czech Ostrava 3 Compulsory study plan
2019/2020 (B0713A060004) Design of Electrical Systems and Technologies E K Czech Ostrava 3 Compulsory study plan
2019/2020 (B0714A060012) Applied Electronics P Czech Ostrava 3 Compulsory study plan
2019/2020 (B0714A060012) Applied Electronics K Czech Ostrava 3 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner