Кафедра "Електричні машини"

Постійне посилання колекціїhttps://repository.kpi.kharkov.ua/handle/KhPI-Press/3886

Офіційний сайт кафедри http://web.kpi.kharkov.ua/elmash

Кафедра “Електричні машини” була створена в 1921 році одночасно з першим в Україні електротехнічним факультетом у Харківському технологічному інституті. Засновником факультету і кафедри був видатний вчений електротехнік професор Павло Петрович Копняєв. Перший випуск студентів кафедри відбувся у 1924 році. У подальшому, за понад сторіччя, підготовлено понад 3000 інженерів для України та зарубіжжя.

Кафедра входить до складу Навчально-наукового інституту енергетики, електроніки та електромеханіки Національного технічного університету "Харківський політехнічний інститут".

У складі науково-педагогічного колективу кафедри працюють: 2 доктора технічних наук, 5 кандидатів технічних наук, 1 доктор філософії; 1 співробітник має звання професора, 5 – доцентів.

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  • Ескіз
    Документ
    Imitation model of a high-speed induction motor with frequency control
    (NTU "KhPI", 2017) Pliugin, V.; Petrenko, O.; Grinina, V.; Grinin, O.; Yehorov, A.
    Purpose. To develop the imitation model of the frequency converter controlled high-speed induction motor with a squirrel-cage rotor in order to determine reasons causes electric motor vibrations and noises in starting modes. Methodology. We have applied the mathematical simulation of electromagnetic field in transient mode and imported obtained field model as an independent object in frequency converter circuit. We have correlated the simulated result with the experimental data obtained by means of the PID regulator factors. Results. We have made the simulation model of the high-speed induction motor with a squirrel-cage rotor speed control in AnsysRMxprt, Ansys Maxwell and Ansys Simplorer, approximated to their physical prototype. We have made models modifications allows to provide high-performance computing (HPC) in dedicated server and computer cluster to reduce the simulation time. We have obtained motor characteristics in starting and rated modes. This allows to make recommendations on determination of high-speed electric motor optimal deign, having minimum indexes of vibrations and noises. Originality. For the first time, we have carried out the integrated research of induction motor using simultaneously simulation models both in Ansys Maxwell (2D field model) and in Ansys Simplorer (transient circuit model) with the control low realization for the motor soft start. For the first time the correlation between stator and rotor slots, allows to obtain minimal vibrations and noises, was defined. Practical value. We have tested manufactured high-speed motor based on the performed calculation. The experimental studies have confirmed the adequacy of the model, which allows designing such motors for new high-speed construction, and upgrade the existing ones.
  • Ескіз
    Документ
    3D magnetic filed distribution in a screw double-stator induction motor
    (Lviv Polytechnic National University, 2015) Zablodskiy, Nikolai; Pliugin, V.
    In this paper Ansys Maxwell calculation result of 3D magnetic field in double-stator screw induction motor with hollow outer ferromagnetic rotor is given.
  • Ескіз
    Документ
    Using of object-oriented analysis in electric machines mathematic modeling
    (Polish Academy of Sciences Branch in Lublin, 2015) Pliugin, V.; Milykh, V.; Polivianchuk, A.; Zablodskij, N.
    The paper discusses the application of the object-oriented analysis principles, such as a hierarchy, inheritance, polymorphism in the structural synthesis of mathematical models of rotating electrical machines. The results allow to dynamically synthesize arbitrary mathematical models of electric machines on the stage of its design and carry out an analysis of electromagnetic transients.
  • Ескіз
    Документ
    Analysis of the Electromagnetic Field of Electric Machines Based on Object-oriented Design Principles
    (The Electromagnetics Academy, 2015) Pliugin, V.; Shilkova, L.; Lettl, J.; Buhr, K.
    The authors propose to work out common principles of synthesis of electromagnetic field models for the main types of electrical machines. The main objective is to create field models of electric machines by inheritance of their characters from the original Maxwell's equations. An inverse problem also is solving - the synthesis of electric machines electromagnetic field equations using object-oriented design.