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Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 1 až 20 z 28
Raková, Lenka
Obnovitelné zdroje v elektroenergetice

The decentralized electricity generation from photovoltaic power plants is accompanied by unfavourable consequences on the operation and regulation of the Czech Republic electricity system. The aim of the doctoral thesis is to evaluate the possibilities of the frequency and voltage control i...

Lovecký, Martin
Zvyšování účinnosti jaderného paliva použitím vyhořívajících absorbátorů

The thesis describes the development, validation and use of UWB1 code intended for fast calculation of nuclear fuel depletion in burnable absorber research. The degree of effectiveness of burnable absorbers in the form of natural abundance elements, nuclides and their combinations are c...

Vaněk, Josef
Stanovení hygienických podmínek pro efektivní užití sálavého vytápění

Nowadays, progress and improvement of various techniques in the field of heating of family houses and flats has been continued. Heating using the electricity seems to be the most comfortable. Moreover, it has also a number of indisputable advantages. Its main benefit is that t...

Benešová, Hana
Nové trendy v oblasti solárních systémů

The renewable energy sources (abbr RES), mainly the photovoltaic (PV) cells, take more remarkable place in the power engineering in the connection with worldwide increasing energy demand, decrescent reserves of "traditional" non-renewable energy sources and with increasing environment pollution.&...

Šnajdr, Jaroslav
Dynamická proudová zatížitelnost vodičů přenosové soustavy

The presented dissertation thesis deals with a solution of peak power loads effects on transmission lines, which was achieved by an application of dynamic line rating methods into the information system for transmission system operators. The topic is of a very high importance and&#...

Lucák, Jiří
Optimalizace řízení elektrotepelných zařízení s nepřímým ohřevem

The present dissertation thesis is focused on electrical resistance heating which shall be un-derstood as a universal solution to be used in various applications of heat treatment within industrial plants. The content hereof is particularly aimed to present innovative elements in the de...

Síťař, Vladislav
Tvorba modelovacích analytických nástrojů v oboru elektroenergetiky s důrazem na oblast spolehlivosti a provozu venkovních vedení

This thesis deals with the modelling of selected parts and elements of electric power systems and their application in the context of real research activities. Elementary arguments regarding the modelling of particular elements of electric power systems are described. For them, respective&#x...

Krutina, Aleš
Energetická bilance a optimalizace řízení toků energie

The thesis deals with energy flows and the ways of the grid controlling. The communication in the grid is the most significant aspect of nowadays. Therefore, the thesis is very focused on the communication aspects and a progressive technology in the meaning of power industry&#...

Laštovka, Ladislav
Možnost využití turbogenerátorů při přechdu částsi ES do ostrovního provozu

This thesis deals with problems which occur when steam electrical units switch into the island operation. These units operate on basic of transformation of thermal to electrical energy. This transformation is insured with turbogenerators which use the turbine as a thermal motor. Keeping...

Vaněk, Josef
Stanovení hygienických podmínek pro efektivní užití sálavého vytápění

Nowadays, progress and improvement of various techniques in the field of heating of family houses and flats has been continued. Heating using the electricity seems to be the most comfortable. Moreover, it has also a number of indisputable advantages. Its main benefit is that t...

Šantín, Vlastimil
Problematika připojování velkých větrných farem do ES

This thesis deals with the relatively broad issue of wind power plants and their connecting and operation within the scope of distribution and transmission systems. Basic principles associated with the conversion of wind energy to electricity, requirements for the quality of electrical ...

Buhawa, Zaidan Mohamed
Data colection from the PV generators their evaluation. Creating of the electric power network model and operation states with new PV generators

This thesis deals with Modelling of Electric Power Network - the most important parameters of the Renewable Power Sources. It describes the possibility to generate the electric energy according to the international standards from RES in large areas. Next it deals with ways how ...

Průcha, Stanislav
Programování energetických procesů využitelných pro energetické simulátory

This Phd thesis describes actual questions about development of renewable resources in Czech Republic. Initial part summarizes actual state and expectations of future development of chosen renewable resources, as well as its specific operation in with regard to output power characteristic. F...

Hromádka, Miroslav
Elektromagnetické stínění

This work deals with issue of electromagnetic shielding, which is important part of electromagnetic compatibility branch. Shielding improves immunity of equipment against electromagnetic field. That is the reason why are described sources of interference signals at the beginning of this work,...

Habrych, Richard
Regulace U a Q v distribuční soustavě

This paper deals with voltage and reactive power regulation in the distribution system of 110 kV namely with an increased accent on the use of wind and photovoltaic power plants including the factory power plants all of them being embedded in local distribution systems a...

Erlebach, Jiří
Vliv klimatických podmínek na účinnost přeměn energií u obnovitelných zdrojů energie

The main purpose of this work is to analyze measured data from photovoltaic systems placed on the building of Faculty of Electrical Engineering in Pilsen, to figure out optimal inclination of installation, to evaluate measured and calculated characteristics and to set possible way ...

Kysnar, František
Připojování obnovitelných zdrojů energie do energetických sítí

This work deals with distributed generation connectibility problems. On the real cases there are described problems, associated with connection of distributed generation to the LV, MV and HV networks. Work also shows possible risks of connection of larger amount of distributed generation...

Jindra, Petr
Připojování obnovitelných zdrojů energie do energetických sítí

This thesis deals with connection of biogas units to energy networks especially with an emphasis on waste dump units. Thorough analysis of two years operation is made on particular example including a model of the network and there is also suggested possible optimization. I al...

Kroupa, Oldřich
Možnosti snížení měrné spotřeby elektrické energie indukčních zařízení

In my dissertation I deal with the use of additional structural components for the new me constructed laboratory physical model of the induction device, which also allows heating of the hollow cylindrical magnetic charge being placed into the cavity of the inductor device to d...

Žák, František
Analýza způsobu uzemnění uzlu sítí vn a jejich vliv na provoz a chránění sítí VN

This dissertation thesis deals with an analysis of means of neutral points earthing in middlevoltage networks (MV) and their influence on operation and protection. Special attention is paid to methods of establishment of earth capacitive charging current values in middle-voltage distribution ...

Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 1 až 20 z 28