410-4201/01 – Designing Electrical Machines (PRES)

Gurantor departmentDepartment of Electrical Power EngineeringCredits8
Subject guarantordoc. Ing. Petr Kačor, Ph.D.Subject version guarantordoc. Ing. Petr Kačor, Ph.D.
Study levelundergraduate or graduateRequirementChoice-compulsory
Year2Semesterwinter
Study languageCzech
Year of introduction2010/2011Year of cancellation
Intended for the facultiesFEIIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
BER30 Ing. Petr Bernat, Ph.D.
KAC37 doc. 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 6+12

Subject aims expressed by acquired skills and competences

Successful students can calculation of electrical machines. Components of these calculations are also ventilating and mechanic calculations. Students can also bases of design. Student can up successful finalization these subject principles calculation and groundings of construction electrical machines.

Teaching methods

Lectures
Tutorials
Project work
Other activities

Summary

The student can, after graduation of this subject, design electrical, magnetic circuits and mechanical systems of rotating electromagnetic machines. He can use the literature about construction electrical machines, standards ČSN EN, ČSN IEC and catalogues manufacturing programmes.

Compulsory literature:

Peter Vas. Electrical Machines and Drives, Klarendon Press, Oxford, 1992

Recommended literature:

Peter Vas. Electrical Machines and Drives, Klarendon Press, Oxford, 1992

Way of continuous check of knowledge in the course of semester

Conditions for credit: Participation on exercises Protocols of measurments and calculations Credit test

E-learning

Other requirements

There are not additional requirements for the student.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Lectures: Introduction into construction and projection electrical machines Projects of technical product, historical development electrical machines, producer electrical machines, components electrical machines Influence applied on systems design and construction electrical machines, operating principles electrical machines, sort of current, speed of rotation, excitation, cooling duty type, working environment, form of machines Rating machines, inertial mass, voltage, noise and vibration, thermostability of materials, mechanical ruggedness and influence of environment specification, standard specifications and regulations for electrical machines Basic phase of machine design, selection basic dimensions, influence frequency, voltage, temperature, filling slots Introduction into construction and projection electrical machine Projects of technical product, historical development electrical machines, producer electrical machines, components electrical machines. Heating and cooling of electrical machines, heating of homogenous body, proceedings of heat transfer, equivalent heat circuits. Ventilating systems of electrical machines, calculation needed coolant levels Calculation thermal resistances. Design procedure of single sort machines Mechanic calculations in electrical machines, calculation of simple parts, calculation bolts, gussets, shrunk rings, bandages and shafts Calculation electrical machine supports, shaft voltage and bearing currents. Electrical and mechanic commutator calculation Electrical machine reliability, conception and definition, bath curve, determination machines reliability, degradation's factor, dependability Diagnostics of electrical machines, method and procedures Commutation calculation and commutating poles, latitude of commutation range, verification commutating quality, operation direct-current machine power supply wavy current Influence of no sinusoidal power supply on activity AC machines Projects: It is submit separate work. Student works up this separate work in time out of tutorial. Work contains calculations, drawing documentation and written paper. Computer labs: Introduction into projection electrical machines, conditions of credits, DC windings Design AC three-phase winding of electrical machines Design coil of AC windings, circular cross-section wires Design coil of AC windings, sectional wires Calculation no-load characteristic Calculation no-load characteristic and excitation windings design Excitation windings calculation and design Design coils of excitation windings - alternating-current alternator with salient poles Calculation losses of electrical machines Ventilation and cooling Schaft design, determination shaft deflection, critical speed Bearing design Support Dovetail commutator, segment lamele loading calculation

Conditions for subject completion

Part-time form (validity from: 2010/2011 Winter semester, validity until: 2011/2012 Summer semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of pointsMax. počet pokusů
Exercises evaluation and Examination Credit and Examination 100 (45) 51
        Exercises evaluation Credit 45  15
        Examination Examination   3
Mandatory attendence participation: Compulsory participation in laboratory excersises

Show history

Conditions for subject completion and attendance at the exercises within ISP:

Show history

Occurrence in study plans

Academic yearProgrammeBranch/spec.Spec.ZaměřeníFormStudy language Tut. centreYearWSType of duty
2024/2025 (N0713A060003) Electrical Power Engineering ESP P Czech Ostrava 2 Choice-compulsory type A study plan
2024/2025 (N0713A060003) Electrical Power Engineering ESP K Czech Ostrava 2 Choice-compulsory type A study plan
2023/2024 (N0713A060003) Electrical Power Engineering ESP P Czech Ostrava 2 Choice-compulsory type A study plan
2023/2024 (N0713A060003) Electrical Power Engineering ESP K Czech Ostrava 2 Choice-compulsory type A study plan
2022/2023 (N0713A060003) Electrical Power Engineering ESP P Czech Ostrava 2 Choice-compulsory type A study plan
2022/2023 (N0713A060003) Electrical Power Engineering ESP K Czech Ostrava 2 Choice-compulsory type A study plan
2021/2022 (N0713A060003) Electrical Power Engineering ESP K Czech Ostrava 2 Choice-compulsory type A study plan
2021/2022 (N0713A060003) Electrical Power Engineering ESP P Czech Ostrava 2 Choice-compulsory type A study plan
2020/2021 (N0713A060003) Electrical Power Engineering ESP K Czech Ostrava 2 Choice-compulsory type A study plan
2020/2021 (N0713A060003) Electrical Power Engineering ESP P Czech Ostrava 2 Choice-compulsory type A study plan
2020/2021 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2020/2021 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2019/2020 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2019/2020 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2019/2020 (N0713A060003) Electrical Power Engineering ESP P Czech Ostrava 2 Choice-compulsory type A study plan
2019/2020 (N0713A060003) Electrical Power Engineering ESP K Czech Ostrava 2 Choice-compulsory type A study plan
2018/2019 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2018/2019 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2017/2018 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2017/2018 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2016/2017 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2016/2017 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2015/2016 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2015/2016 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2014/2015 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2014/2015 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2013/2014 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2013/2014 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2012/2013 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2012/2013 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2011/2012 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2011/2012 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan
2010/2011 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering P Czech Ostrava 2 Choice-compulsory study plan
2010/2011 (N2649) Electrical Engineering (3907T001) Electrical Power Engineering K Czech Ostrava 2 Choice-compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner

Assessment of instruction



2023/2024 Winter
2021/2022 Winter
2020/2021 Winter
2019/2020 Winter
2018/2019 Winter
2017/2018 Winter
2015/2016 Winter
2014/2015 Winter