National Repository of Grey Literature 7 records found  Search took 0.00 seconds. 
Measurement and simulation of synchronous reluctance machines
Gábriš, Richard ; Bárta, Jan (referee) ; Vítek, Ondřej (advisor)
This semester thesis describes the principle of operation and a usage of synchronous reluctance motors. The core of the thesis is devided into two parts. The first one is a description of a measurement of motor samples and evaluation of the measurement. Subject matter of the second one is designing of motor models in application ANSYS Maxwell, analysis of the results and their comparison with the results obtained by the measurement.
Design of stand for magnetic seal testing
Švec, Jaroslav ; Kubík, Michal (referee) ; Roupec, Jakub (advisor)
This bachelor thesis deals with design and construction of mounting board of stand for magnetic seal testing and with control of mounted asynchronous motor using inverter. In this thesis was done analysis of ways of controlling three-phase asynchronous motor with inverter, analysis of sensors for measuring testing conditions and analysis of modular aluminium profile systems. There was created three conceptions of mounting board from which the most suitable was chosen to be built. From ways of control was chosen the most convenient way. The result of this thesis is stand for magnetic seal testing, using which will be possible to gain new knowledge of magnetic sealing and its future use.
Digitaly controlled inverter for induction motor
Dráb, Dominik ; Klíma, Bohumil (referee) ; Knobloch, Jan (advisor)
This thesis deals with the design of control unit of frequency converter for asynchronous motor, that is part of the laboratory stand. The work contains basic description of asynchronous machine and explanation of operation and design of frequency converters. Furthermore, the work explains the most commonly used methods for control of electrical drives with asynchronous motor. The following chapter describes the design of control module with microprocessor from Freescale. The work also deals with the creation of software for microprocessor. Additionally, the graphical user interface was designed for controlling the stand using a computer. The final chapter of thesis describes measurement of the induction motor.
Measurement and simulation of synchronous reluctance machines
Gábriš, Richard ; Bárta, Jan (referee) ; Vítek, Ondřej (advisor)
This semester thesis describes the principle of operation and a usage of synchronous reluctance motors. The core of the thesis is devided into two parts. The first one is a description of a measurement of motor samples and evaluation of the measurement. Subject matter of the second one is designing of motor models in application ANSYS Maxwell, analysis of the results and their comparison with the results obtained by the measurement.
Digitaly controlled inverter for induction motor
Dráb, Dominik ; Klíma, Bohumil (referee) ; Knobloch, Jan (advisor)
This thesis deals with the design of control unit of frequency converter for asynchronous motor, that is part of the laboratory stand. The work contains basic description of asynchronous machine and explanation of operation and design of frequency converters. Furthermore, the work explains the most commonly used methods for control of electrical drives with asynchronous motor. The following chapter describes the design of control module with microprocessor from Freescale. The work also deals with the creation of software for microprocessor. Additionally, the graphical user interface was designed for controlling the stand using a computer. The final chapter of thesis describes measurement of the induction motor.
Design of stand for magnetic seal testing
Švec, Jaroslav ; Kubík, Michal (referee) ; Roupec, Jakub (advisor)
This bachelor thesis deals with design and construction of mounting board of stand for magnetic seal testing and with control of mounted asynchronous motor using inverter. In this thesis was done analysis of ways of controlling three-phase asynchronous motor with inverter, analysis of sensors for measuring testing conditions and analysis of modular aluminium profile systems. There was created three conceptions of mounting board from which the most suitable was chosen to be built. From ways of control was chosen the most convenient way. The result of this thesis is stand for magnetic seal testing, using which will be possible to gain new knowledge of magnetic sealing and its future use.
Design of stand for magnetic seal testing
Švec, Jaroslav ; Komenda, Lukáš (referee) ; Roupec, Jakub (advisor)
This bachelor thesis deals with design and construction of mounting board of stand for magnetic seal testing and with control of mounted asynchronous motor using inverter. In this thesis was done analysis of ways of controlling three-phase asynchronous motor with inverter, analysis of sensors for measuring testing conditions and analysis of modular aluminium profile systems. There was created three conceptions of mounting board from which the most suitable was chosen to be built. From ways of control was chosen the most convenient way. The result of this thesis is stand for magnetic seal testing, using which will be possible to gain new knowledge of magnetic sealing and its future use.

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