National Repository of Grey Literature 3 records found  Search took 0.00 seconds. 
Installation of small wind power station
Puchnar, Jiří ; Vaněk, Jiří (referee) ; Křivík, Petr (advisor)
This work is focused on the power engineering of the Czech Republic, particularly the alternative and its subset, wind power. Introduction acquaints readers with the state of energy in the country. They're the facts of the historical development of energy in Czechoslovakia and its status today. Representation of particular sources which are involved in the so-called. "Big Energy", their description and production. Each of the resources used is briefly described and discussed basic advantages and disadvantages arising from the nature of the source. It is also outlined the possible development of energy and change in the application of these resources in the future. The conclusion is devoted to alternative energy sources. Strives to cover the positive and negative aspects. It also shows the effect of alternative energy sources to power grid stability. The conclusion of this chapter is devoted to draft measures to increase the use of alternative energy sources in the energy mix of the Czech Republic. The second part is devoted to experimental measurements on small wind turbine JPT-100 from Jetpro Technology, Inc. The beginning describes the basic mathematical methods for calculating wind power and wind turbine itself. The text is accompanied by illustrative graphs. Another part deals with the actual wind turbine JPT-100. There are mentioned its characteristics, complete description of measuring workplace and measurement results.
Starting the electricity system from the dark with the help of EDU
Puchnar, Jiří ; Fejta, Libor (referee) ; Mastný, Petr (advisor)
This bachelor thesis aims to introduce the reader Blackout exercise, which is run annually on nuclear power plant Dukovany. This exercise simulates a situation when there is a loss of power for own consumption and the steps leading to its recovery. Then it focuses how to troubleshoot electrical grid restoration of the Czech Republic with NPPD. This bachelor thesis is divided into two parts. The first part defines the term Blackout, described the involvement of power plant to national grid, output to a substation Slavětice and near power sources. NPPD appliances are divided into categories according to the importance of power. Their classification and ways of feeding during normal operation and for other situations are described in the third chapter of this work. In my work I present options and recovery routes after power failure for own consumption NPPD. Internal and external. The lack of power can cause the risks described in the fifth chapter. At the end of the first part is an example of one possible method to restore power from an external source. The second part focuses on the renewal of electrical grid with NPPD. It aims to describe the configuration of the transmission system, using of island operation and some specific features related to island operation. In this section, I present also some new possibilities for increase of durability and safety of electrical grid CR NPPD. The conclusion summarizes the meaning of Blackout exercise together with the benefits of this work and some recommendations.
Installation of small wind power station
Puchnar, Jiří ; Vaněk, Jiří (referee) ; Křivík, Petr (advisor)
This work is focused on the power engineering of the Czech Republic, particularly the alternative and its subset, wind power. Introduction acquaints readers with the state of energy in the country. They're the facts of the historical development of energy in Czechoslovakia and its status today. Representation of particular sources which are involved in the so-called. "Big Energy", their description and production. Each of the resources used is briefly described and discussed basic advantages and disadvantages arising from the nature of the source. It is also outlined the possible development of energy and change in the application of these resources in the future. The conclusion is devoted to alternative energy sources. Strives to cover the positive and negative aspects. It also shows the effect of alternative energy sources to power grid stability. The conclusion of this chapter is devoted to draft measures to increase the use of alternative energy sources in the energy mix of the Czech Republic. The second part is devoted to experimental measurements on small wind turbine JPT-100 from Jetpro Technology, Inc. The beginning describes the basic mathematical methods for calculating wind power and wind turbine itself. The text is accompanied by illustrative graphs. Another part deals with the actual wind turbine JPT-100. There are mentioned its characteristics, complete description of measuring workplace and measurement results.

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