National Repository of Grey Literature 33 records found  beginprevious21 - 30next  jump to record: Search took 0.00 seconds. 
Utilization renewable energy sources inside of EPS Czech Republik
Zmeškal, Pavel ; Procházka, Zdeněk (referee) ; Matoušek, Antonín (advisor)
The purpose of this work was the analysis of current state and further development of renewable energy in the Czech Republic. And next their effects on the electricity system of the Czech Republic. On the basis of established facts has been developed actual state of renewable energy sources. The current situation is only orientation and is still changing at this time. Another objective was to evaluate the various renewable energy sources in terms of their impact on the electricity system and recoverability in the Czech Republic. In more detail were read up the conditions for the wind power plants operation and their connection to the electricity system of Czech Republic. In fine were discuss the impact of renewable energy sources on electricity system and prerequisite for their further development in the Czech Republic.
Design of small Wind Turbine System With Savonius Rotor
Foltýn, Petr ; Macháček, Jan (referee) ; Procházka, Zdeněk (advisor)
This Bachelor’s thesis deals with proposal of constructional solving of wind turbine system with Savonius rotor. In the first part, thesis includes complex theoretic knowledge, that make for optimal construction wind energy source. In the second part, the concrete proposal of small wind turbine system has been drawn up, including 3D model and constructional drawings in Autodesk Inventor Professional 2009.
Low-speed Wind Turbines for Small and Medium Size Applications
Forró, Bálint ; Paar, Martin (referee) ; Procházka, Zdeněk (advisor)
Bachelor’s thesis deals with usage of slow-running wind turbines for small and medium applications, especially with Savonius rotor. In first part I described theoretical usage of wind and analysis of wind power plants. Next part describes advantages and disadvantages of Savonius wind rotor and its practical usage. Thesis is ended with engineering design of wind rotor of this type for according performance at specific wind speed.
Thermodynamic cycle
Zatloukal, Oto ; Procházka, Zdeněk (referee) ; Macháček, Jan (advisor)
This work is focused on study of thermodynamic processes and cycles composed from this processes, chiefly the cycle composed from two isothermal and two isochoric processes. Additionally is done a mathematical model of the cycle and critical summary.
Effect of a nuclear power plant in terms of radiatin burden
Vániš, Jiří ; Procházka, Zdeněk (referee) ; Belatka, Martin (advisor)
This text deals with ionizing radiation affecting nuclear power plant personnel and surrounding population. Irradiation limits of radiological industry personnel are also mentioned along with ways of protecting them and checks on absorbed ionizing radiation dose. In conclusion, a nuclear power plant, as a source of ionizing radiation, and its effects on contamination of water sources and gas vents are evaluated. The next part be engaged problematical of storage nuclear waste from the time, when is removed the nuclear waste from nuclear reactor, trough permanent storage.
Utilization of biomass energy
Horváth, Martin ; Bok, Jaromír (referee) ; Procházka, Zdeněk (advisor)
Restoring sources of a energy and their development brings questions how these can be these sources the best utilized. The main aim of my bachelor`s thesis is an acquainted with methods of biomass conversion to energetic potential and his advantage. Than is mentioned proper project of the biogas plant and calculation of produced electric energy quantity in select cogeneration unit base on data on specific excrements production bred pigs and biogas production from slurry. The result is a variant evaluation of economy of the biogas plant operation for agricultural enterprise according to number of bred pigs and possibility of electric energy utilization.
Photovoltaic systems in the cities
Dobiáš, Pavel ; Procházka, Zdeněk (referee) ; Mastný, Petr (advisor)
This Bachelor thesis' main goal is to introduce a potential reader with the photovoltaic system questions and its utilization in many applications. In the leading chapter the thesis deals with the potential of the energy which is radiated from the Sun towards the Earth. It tries to analyze the common problems of using this energy. The next part deals with simple semiconductor operating principles and explain the principles of photovoltaic cell functions. The upcoming part deals with the construction and basic types of photovoltaic cells and show the possible ways in their development. In the next part there are analyzed many types of photovoltaic systems and their application in praxis. In the next part the reader is introduced with the meaning of photovoltaic as a renewable source and with its support in the European Union and Czech Republic. The last part deals with design of four devices which uses photovoltaic system as a power source and which can be used in the city agglomeration environment.
Laboratory measurement of V-A characteristic of PV cells in LabView environment
Kantor, Pavel ; Paar, Martin (referee) ; Procházka, Zdeněk (advisor)
In this thesis, we will deal with design and realization of measuring programme for laboratory measuring effectivity of photovoltaic converting with of evolutionary programming environment LabView. Thesis provides short ontroduction to the photovoltaic, theory of photoeffect. Describes used materials on production fotovoltaic cells and features major producer cells. Because measuring devices are interconnected with computer over port RS 232, this thesis deal with serial communication. Intoduce with evolutionary programming environment LabView and features possible methods solution of measuring programme. In the end set up instruction of metering.
Systems design and possibilities of utilization of photovoltaic power station in the Czech Republic
Švec, Radovan ; Procházka, Zdeněk (referee) ; Mastný, Petr (advisor)
This bachelor thesis deals with project and possibilities of use of photovoltaic power stations at the area of the Czech Republic. The first part is dedicated to state and aproach to solar energy in our state and abroad. In the second part are described parts of mecanism used for conversion of solar radiation to electric energy. The third part deals with physical principal of photovoltaic effect. Other parts are dedicated to general project of photovoltaic power station and in the final part economic evaluation of project and joining to the transmission system are mentioned.
Present state of investment casting technology - wax patterns
Procházka, Zdeněk ; Helán, Jiří (referee) ; Horáček, Milan (advisor)
The subject dealt with in the bachelor degree thesis covers technology of investment casting with a special focus to the problem of wax patterns. Based on expert analysis, this case study focuses on the most advanced facilities and materials used for this particular phase of technology as well as basic methods of wax materials testing.

National Repository of Grey Literature : 33 records found   beginprevious21 - 30next  jump to record:
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