Konstrukce devítifázového střídače
The presented diploma thesis is focused on the design and construction of a nine-phase voltage-type inverter, which is designed to power supply and operate a prototype AC motor with the same number of phases. The diploma thesis is about selection of suitable semiconductor component...
Přestavba kolového robota
The presented diploma thesis deals with vector control of a low-voltage brushless synchronous motor with permanent magnets. This work captures procedure of module for driving two 150 W motors in sensored or sensorless mode. Motors are used in crawler replacing previous equipped brushed&...
Simulace pětifázového elektrického pohonu bateriových vozidel
This thesis deals with mathematical modeling of a five-phase synchronous machine with permanent magnets. Two methods for building the model are presented and their behavior is verified by simulation results. Models are controlled by field-oriented control in two orthogonal planes.
Vliv materiálu magnetického obvodu na výkonovou hustotu a účinnost asynchronního stroje
This thesis is deling with the impact of the magnetic circuit material on the properties of squirell cage induction motors. The thesis is mainly focused on comparing the efficiency and power density of the designed machines, where in the first part the machines are designed...
Regulace pohonů s PMSM motory elektrické motokáry
This diploma thesis focuses on a design of vector control and electronic differential for electric go-kart drive. Vector control is one of the most suitable controls for PMSM motors. The drive provides very high dynamics. Incorporating an electronic differential will increase the...
Rezonanční izolující měnič s GaN tranzistory
The proposed diploma thesis is dedicated to the design and realization of a resonant insulating converter with GaN transistors. The thesis provides a brief comparison of semiconductor materials and resonant converters. Further the work deals with the design of the converter, which inclu...
Návrh silového obvodu třífázového střídače pro studentský projekt elektrické čtyřkolky
The presented diploma thesis deals with the design of a power circuit of a three-phase inverter for a student project of an electric ATV. The work presents the selection of individual components of the inverter, the design of power connections, including numerical calculations and&...
Návrh 3f tlumivky
The master's thesis is focused on the design of two prototypes of three phase chokes according to the requirements of customer, where each has different parameters. The first part is an introduction to the theory of coils and chokes, its types and use in practice, fin...
Měřicí karta pro testování elektrických pohonů
This thesis describes the design and implementation of a comprehensive system for measuring and processing variables that should be monitored during the measurement of electric motors. In particular, it is a measurement of temperature, standardized industrial signals, torque, and rotary speed....
Návrh synchronního reluktančního motoru
The diploma thesis mainly deals with the design of a synchronous reluctance machine and also with an explanation of its principle and use. The machine will be designed to be interchangeable with a selected series-produced asynchronous motor. This means keeping the dimensions of the...
Elektromagnetický návrh vícefázového PMSM s axiálním uspořádáním
Main focus of presented master thesis is aimed at the process of designing an axial flux permanent-magnet machine(AFPM) meant for application in electric traction. Detailed process of analytical design of AFPM is presented and its results are afterwards compared to the results...
- DSpace at University of West Bohemia
- Vysokoškolské kvalifikační práce / Theses
- Fakulta elektrotechnická / Faculty of Electrical Engineering
- Katedra výkonové elektroniky a strojů / Department of Power Electronics and Machines