Diplomové práce / Theses (KEV) Domovská stránka kolekce Zobrazit statistiky

Procházet
Přihlásit se k zasílání denních e-mailů o novinkách RSS Feed RSS Feed RSS Feed
Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 1 až 20 z 82
Glac, Antonín
Implementace řízení asynchronního motoru za použití hardwarového akcelerátoru

The master theses presents the implementation of driving algorithm for induction motor using a voltage source inverter, driven by microcontroller TMS320F28377S. Microcontroller is a part of MLC Interface platform, which is used for driving applications at the university. The thesis compares ...

Jiříček, Marek
Implementace bezsenzorového řízení PMSM

Aim of this thesis is to implement sensorless control of PMSM with rotor position sensing based on injection of pulsating voltage signal. Thesis contains description of implementation of vector control and position sensing algorithms and also results of experiments which were focused on...

Vokál, David
Harmonické v sítích příměstských sídlišť

The aim of the diploma thesis submitted is an analysis of the low-frequency electromagnetic interference in the low-voltage distribution network of the suburban built-up areas comprised solely by family houses. In the introduction, the attention is paid to general issues of the&#...

Doležel, Vojtěch
Návrh indukčnosti 6mH

This report describes design of an air core coil with inductance of 6 mH. Accorging to the assignment, the coil is designed for permanent harmonic current with effective value of 6,5 A. The design is made for the core with circular cross section area. Calculation of ...

Doležal, Petr
Návrh průmyslového transformátoru malého výkonu

This diploma thesis is focused on design of a low power industrial transformer. There is a komplete electromagnetic calculation, according to which the transformer is then manufactured and then a type test is carried out according to the standard ČSN EN 68551-1. Further, the v...

Sedláček, Lukáš
Elektrický pohon elektrokoloběžky

This thesis is focused on construction of an electronic kickbike. After a complex analysis of possible motor types a BLDC motor was chosen, which seemed to be the most suitable one, according to its parameters, like high effectivity, low mounting space and long servis period.&...

Došek, Ondřej
Porovnání radiální a axiální ventilace asynchronního stroje

The master thesis deals with asynchronous machine in point of view of two cooling system and makes their comparison. Thesis includes electromagnetic design, ventilation and thermal analysis. A ventilation analysis is calculated by alternative hydraulic network and the thermal analysis is cal...

Poláček, Michal
Trakční měnič se středofrekvenčním transformátorem

This diploma thesis deals with the simulation of a traction converter with medium-frequency transformer. In the first part are presented advantages of a medium-frequency transformer and then is an overview of traction converter with medium-frequency transformer. The main part of this thesis&...

Štěpán, Jakub
Stanovení parametrů synchronního stroje

The work is focused on checking parametres of synchronous machine by standstill frequency test of a machine. This method is present in a program which is contained in the diploma thesis.

Kehl, Zdeněk
Řízení pohonů tříosého robotu

The diploma thesis is focused on completing the development of the three-axis robotic system. The individual chapters describe the working environment and the mechanical structure of the robot. It describes the design and realization of the power section of three-axis robot electric dri...

Kydlíčková, Markéta
Analýza návrhu asynchronního stroje metodou konečných prvků

This diploma thesis focused on the design of asynchronous motor with squirrel cage, determination of equivalent circuit parameters and torque characteristics with subsequent verification of values obtained by analytical calculation by finite element method and their mutual comparison.

John, Vojtěch
Vliv velikosti průměru kotvy synchronního stroje na jeho vlastnosti.

This diploma thesis deals with the design of two variants of the synchronous machine, there is investigated what influence the diameter of the stator have for machine characteristics. There is an electromagnetic suggestion, suggestion of some construction parts and calculation of tempe...

Štěpán, Jakub
Stanovení parametrů synchronního stroje

The work is focused on checking parametres of synchronous machine by standstill frequency test of a machine. This method is present in a program which is contained in the diploma thesis.

Krejčí, Michal
Třífázový vysokonapěťový měnič typu CHB

This diploma thesis deals with the description of three-phase medium-voltage CHB converter, which is used as a voltage-source active rectifier. The first part of the thesis describes the function of this converter. The next part describes proposed control algorithm for this converter. T...

Novák, Petr
Výpočet oteplení synchronního stroje

This master thesis is dealing with electromagnetic calculation of salient- pole synchronous motor. Thesis is devided into several subsections including calculation of main dimensions, winding, magnetic circuit, power loses and efficiency. These thesis also deals with thermal calculation in steady ...

Rybová, Kristýna
Simulace proudového modulárního měniče

This thesis deals with problematic of current-source modular multilevel converter and its possibility to be used in HVDC systems. In the theoretical part, the basic proposal of current source MMC based on topological analogy with voltage source MMC is described and the usability of...

Krajánek, Vladimír
Návrh synchronního motoru s permanentními magnety pro pohon elektromobilu

The masters´s thesis deals with basic principles of synchronous permanent magnet motor (PMSM), describes the different types of PMSM construction, it focuses on the different types of hybrid drives and marginally deals with the description of hybrid cars and electric vehicles. The ...

Mergl, Lukáš
Návrh stejnosměrného stroje

The master thesis presents an electromagnetic design of a direct currect series excited machine.There are drawings of longitudal and cross section made in AutoCAD. And last part is dedicated to calculation heat up of the machine.

Němcová, Jana
Řízení čtyřfázového měniče

This master thesis deals with the three-phase four-leg inverter control algorithm and verification of the control system by simulation models. Simulations were performed in MATLAB/Simulink with use of PLECS library. There were two control algorithms designed. First of them is bas...

Pedál, Pavel
Návrh řízení jednofázového aktivního filtru proudového typu

The diploma theses presents the principle of the active filter current type. In the introduction of this theses is presented problematic of low frequency interference and quality power consumption. Below is an overview of compensation devices and active filters. After there is the ...

Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 1 až 20 z 82