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Projekt logické ochrany přípojnic / Project of Logical Busbar ProtectionKulač, Ivan January 2013 (has links)
The main objective of master‘s thesis was creation logical overcurrent busbar protection. The first part of document describes teaching test panels with ABB REF feeder protection´s terminals. These panels are installed in Laboratory of electrical protections at Department of electrical power engineering, Faculty of electrical engineering and communication, Brno University of technology. On these panels we can simulate the real involvement of the distribution station. Were subsequently describes used digital protection´s terminals REF 543. Then was designed configuration of these panels so to achieve logical busbar protection, which will be able to assess the short circuit fault and shut the smallest part of the busbar system. Within the configuration it was necessary to solve the cooperation of protection terminals. This was finally accomplished through connecting wires between each test panel. After the configuration it was necessary make the tests. We used secondary protection tester CMC 256plus. After the tests was analysis fault´s records and has been verified the accuracy of the proposed logical busbar protection.
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Systémy ochran a vzdáleného řízení vn rozvodny s použitím ochran s komunikací Profibus a IEC61850 / Systems of protection and remote control of medium voltage substation with using protection with communication Profibus and IEC61850Tesařík, Jan January 2014 (has links)
This Diploma thesis deals with the system for protection and remote control for MV switchgear by using protection relays with communication protocols PROFIBUS and IEC61850. The first part represents a theoretical introduction to points at issue. In the first part, the reader will get conceived with the communication standard IEC61850 and its typical architecture for MV switchgear, and also with data model based on this standard. Second part discusses the PROFIBUS communication protocol. In this part, the reader can acquire information about transmit technology and communication protocol for PROFIBUS. Last part of this theoretical chapter contains an overview on the MODBUS communication. The second part deals with the description of protection relays, which were used for the purposes of this thesis. In the first subchapter, the reader can learn about the REM620 from ABB Company, its configuration and cooperation with IEC61850 standard. Second subchapter describes the HMS Anybus communication converter. The reader will get further knowledge about description of this device and how to configure the communication protocols. In last subchapter, a description of protection relay SIPROTEC 7SJ64 produced by Siemens company is explained. With the third part starts the practical work within this thesis with protection relays. This chapter is divided into two parts; each describes different system with using the protection relays. First system contains ABB REM620 relay and HMS Anybus converter. By converting MODBUS protocol with the Anybus converter, the REM620 can be connected to PROFIBUS network. This part includes the configuration of REM620 and Anybus converter, the engineering of MODBUS and PROFIBUS protocols and testing various signals in those networks. The second system contains Siemens SIPROTEC 7SJ64 and ethernet switch. This subchapter deals with the preparation of configuration for SIPROTEC 7SJ64 and the engineering for IEC61850 communication. This part finishes with the comparing of both systems on the engineering bases. The last part of this thesis is about working with the LabVIEW instrument. Within this part, the software emulation of protection relay was made. The program offers to the user the possibility of setting input parameters as the effective values of current and voltage, the frequency and the current phase shift. Also the user can set the thresholds for protection functions, such as the Overcurrent, the Voltage and the Frequency protection. As last one, the Phase unbalance protection for the current phases is present.
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Dopravní terminál v areálu bývalé továrny T. Bati ve Zlíně / Transport Terminal in the Area of the Former T. Baťa Factory in ZlínKolář, Pavel January 2013 (has links)
Trasport Terminal
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Přidaná hodnota kombinované dopravy a její překážky v dalším rozvoji / Added value of combined transport and the barriers in the further developmentDvořáková, Eva January 2011 (has links)
The work is focused on combined transport in the Czech Republic and abroad. The theoretical part contains basic information about combined transport, as well as the combined transport in the CR, the most important terminals and information on individual subjects in combined transport. The work discusses the different development of combined transport both at home and in Germany. The next section discussed the problem of international combined transport and of course the positive aspects of its use. Conclusion of the theoretical part contains trend of combined transport and impact of the financial crisis. The practical part contains model calculation of the return on investment to swap bodies and demonstate the benefits of investment.
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Návrh a realizace řízení výkonových prvků pomocí počítače / Project and realization power tools control with PCČEJKA, Jan January 2010 (has links)
My diploma thesis is concerned with the scheme, constructive solution and implementation of the prototype and project. Via PC with the help of a circuit ASIX FT232BM, the prototype operates a ATTiny2313 microcontroller, which enables switching of the power part and PWM modulation outputs.The project describes operating by a programmable terminal AMIT APT3100(S) connected to a PC, and the wiring of a basic safety-loop and several measuring devices.
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Cloud computing s ohledem na technologické aspekty a změny v infrastruktuře / Cloud computing with regard to technological aspects and changes in infrastructureVítek, Daniel January 2010 (has links)
This thesis discusses the new way of delivering IT services over the Internet widely known as cloud computing. In its opening part, cloud computing is put into a historical context of the evolution of enterprise computing, and the dominant issues the IT department faces today are mentioned. Further, the paper deals with several components that make up the architecture of cloud computing and reviews the benefits and drawbacks an enterprise can have while it adopts this new model. One of the primary aims of this thesis is to identify the impact of the technology trends on cloud computing. The thesis brings together four major computing trends, namely virtualization, multi-tenant architecture, service-oriented architecture and grid computing. Another aim is to focus on two trends related to IT infrastructure that will lead to fundamental changes in IT industry. The first of them is the emergence of extremely large-scale data centers at low cost locations, which can serve tremendous amount of customers and achieve considerable economies of scale. The second trend this paper points out is the shift from multi-purpose all-in-one computers into a wide range of mobile devices dedicated to a specific user's needs. The last aim of this thesis is to clarify the economic impact of cloud computing in terms of costs and changes in business models. The thesis concludes by evaluating the current adoption and predicting the future trend of cloud computing.
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Urbanistické řešení společenského centra obytného souboru Brno-Lesná / Urban concept of social center in residential complex Brno-LesnáMárová, Kateřina January 2015 (has links)
The subject of thesis is the solution of urban study of social centre Brno Lesna, which hasn´t been completed according to the original design. Mentioned location is situated at the borough Brno-Sever, exactly in the southern part of the quarter Brno-Lesna. The thesis aim is to analyze the cited area and then design appropriate complement of functions. The design suggestion should not involve the original urban design and newly created values. One other aspect is to check out the functioning of the traffic infrastructure and to design the modifications. The main idea is to bring the population of the peripheral parts of the area to the centre and thus increase capacity utilization of social centre.
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Software pro převzetí kontroly nad počítačem / Software for assuming control over the computerKostelník, Jan January 2008 (has links)
The introduction of this Master’s thesis describes a historical and technological evolution of the terminal application, including its advantages and disadvantages. In the following part, a general description of the services and their understanding are mentioned. The benefits and general advantages of the terminal services are described. For the each type of the terminal service, all the functions, options, exact advantages and disadvantages are described. Consequently, the study of the suitability of the compression is presented. On the demo application, the impact of an excessive (voluntary) loss of information is demonstrated. In the next part, the thesis deals with the most frequently used remote-control applications. The tests and comparisons are made as well. The fifth chapter is the fundamental part of this work. The design approach of the workbench is presented there. Consequently, the design approach and system implementation intended for the supervision and control is described. This system makes the user possible to observe other user’s activities and also to control their workstations. The supervising user can also access their drives and other memory devices, which are located in the monitored workstation. The communication is compressed and encrypted. The symmetric and asymmetric encryption algorithms are used there. In the following part, there are two supplementary applications mentioned – application for the key generating and network file manager. In the end of my work, the results of the performance test and also the design of other improvements are presented.
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Komunikační software pro terminálové klienty linuxového serveru / Communiacation software for terminal clients of a Linux serverHanák, Karel January 2009 (has links)
The thesis contains a proposal and implementation of an environment convenient for operation of network client applications which use common terminals. It also consists of implemented examples where the way of their usage is presented. The centralized way of communication is the basis. The approach is used also for the possibility of their joining with managing subsystems, i.e. unlimited ways of regulation of systems for real estate management, access to devices, user authority access to access data points to the devices. The environment is based on operation system Linux and database MySQL. Their realization is supposed on a server, in the network environment. This relates also to the overall security policy and this work also focused on social treatment of clients possibilities.
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Investiční výstavba spolufinancovaná z fondů EU / Investment Construction Co-financed from EU FundsSklenářová, Hana January 2015 (has links)
This theses is focused on the European Union and EU funds. Description of structural policy and its history, with a focus on structural and cohesion funds. Furthermore, attention is focused on the subsidy received from the ROP southeast. In summary is given a new programming framework 2014-2020. The practical part of the thesis was to describe, analyze and evaluate the project co-financed by EU structural funds. The project was implemented within the ROP SE and tackle integrated transport in the region Breclav.
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