The master thesis deals with the problem of bearing voltages and currents in machines powered by frequency converters. The aim is to evaluate measurements on a motor type DK0BZ 0610-4X from VEM Sachsenwerk Gmbh. The work is divided into 3 parts. In the first ...

The presented diploma thesis deals with the design of the concept of a fully electromagnetic actuator for a ball valve. The actuator consists of electromagnets evenly distributed around the circumference of the ball of the ball valve. According to the desired position of the v...

The diploma thesis deals with the development of smart devices designed for the Home Assistant system. The theoretical part contains a brief description of smart technologies. Their benefits, threats and possibilities of use in various industries are described here. The emphasis...

This diploma thesis follows the author's bachelor's thesis in order to complete the design of the electrical and mechanical arrangement of the traction battery of the student electrical formula and to construct and test first one segment of the traction battery and then the...

Submitted thesis deals with the design of electromagnetic linear actuator with control system. The topology of the actuator was based on research and studied by mathematical models in COMSOL Multiphysics 5.6. The mathematical models were concerned with the calculation of the forces affe...

This thesis deals with the analysis and development of an extension for the device which is intended for monitoring the SSI interface. The work also deals with the analysis of the supplied device and a detailed analysis of the source code with which the device works. ...

This thesis is focused on design of field-oriented control for interior permanent magnets synchronous motor that is used in university project Formula Student for electric formula. The first theoretical part is an overview of all synchronous motors which follow the mathematical detaile...

This master thesis focuses on design of electrically excited synchronous motor and increasing the ratio of its inductance in direct and quadrature axis. An electromagnetic design is performed so that the machine corresponds to the specified parameters. After that a model of the des...

The presented master thesis is focused on the design of cooling for motor with axial magnetic flow, design of the standing structure and optimal cooling options, creation of a 3D model of the proposed solution and verification using FEM \ CFD, verification of the selected...

The aim of this thesis is to assess the magnetic shield attached to the inside of the transformer vessel. The measured data obtained through the short circuit test with reduced supply current were used for verification, during which the induced voltage on the temporary coils&#...

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&...

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.

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...

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...

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&#x...

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...

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&...

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...

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.&#x...

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...