National Repository of Grey Literature 12 records found  1 - 10next  jump to record: Search took 0.01 seconds. 
Utilization of light emitting diode lighting
Podola, David ; Černý, Michal (referee) ; Paloušek, David (advisor)
This bachelor thesis deals with problems of illumination by LED diodes. Basic concepts of lighting technology are defined in the first part. The second part is dealing with the construction of body LED diodes and explains the principle of white light formation to LED. Introduces problems of cooling. Gives an overview of the available power sources for LEDs. Provides an overview of how to control lighting by using motion sensors and presence sensors. Will be made basic economic balance sheet, which will evaluate the advantages of using LED sources. Attachments provide the LED catalogs of manufacturers, accessories for LED and comment on other sources of information.
Voltage source for gate of power transistor
Kořínek, Vladimír ; Kubíček, Michal (referee) ; Kolka, Zdeněk (advisor)
This bachelor‘s thesis is about possibilities of realisation of boost converter to energize gate of the power transistor without using integrated circuits. My goal is to create the most simple and the most reliable circuit with using an inverting DC/DC converter working in temperature range from -50°C to 80°C.
Controlled power generator of current impulses
Gabriel, Viktor ; Vrba, Kamil (referee) ; Rampl, Ivan (advisor)
The goal of this thesis is to design and realise microprocessor-controlled generator of current impulses, which are being brought in induction load. Thesis contains description of individual functional generator parts, mainly microprocessor program equipment. The text also aims for inductor design as an induction load and other solutions of power parts with the selection of the most suitable one. The generator of current impulses itself is realised on two-sided printed circuit board.
Laboratory power supply
Tománek, Radek ; Steinbauer, Miloslav (referee) ; Havlíková, Marie (advisor)
Paper compares several types of power supply from the point of view of output parameter, engineering solution and applied potentiality. Analysis of methods used in power supplies are followed with multipurpose power supply design. Last part includes example of measuring performed with designed power supply.
Microprocessor controlled voltage supply
Michalčík, Bohumil ; Valach, Soběslav (referee) ; Macho, Tomáš (advisor)
The first part of my work includes in general Microprocessor controlled voltage supplies. The second part is the main design of Microprocessor controlled voltage supply, based on the manufacturer datasheets and recommended involvement connections. The electric scheme and printed circuit board was developed with eagle layout editor version 5.4.0. The power supply was designed for maximum output voltage 30V and maximal flowing electric current 5A.
Design and construction of stable multiple voltage source
HUBAL, Taras
The bachelor's thesis deals with the design and construction of a stabilized multipurpose power supply. The power supply has a total of 6 independent outputs, voltage and current measurements on individual channels and overload protection. Control and measurement is performed using a microprocessor.
Laboratory power supply
Tománek, Radek ; Steinbauer, Miloslav (referee) ; Havlíková, Marie (advisor)
Paper compares several types of power supply from the point of view of output parameter, engineering solution and applied potentiality. Analysis of methods used in power supplies are followed with multipurpose power supply design. Last part includes example of measuring performed with designed power supply.
Voltage source for gate of power transistor
Kořínek, Vladimír ; Kubíček, Michal (referee) ; Kolka, Zdeněk (advisor)
This bachelor‘s thesis is about possibilities of realisation of boost converter to energize gate of the power transistor without using integrated circuits. My goal is to create the most simple and the most reliable circuit with using an inverting DC/DC converter working in temperature range from -50°C to 80°C.
Microprocessor controlled voltage supply
Michalčík, Bohumil ; Valach, Soběslav (referee) ; Macho, Tomáš (advisor)
The first part of my work includes in general Microprocessor controlled voltage supplies. The second part is the main design of Microprocessor controlled voltage supply, based on the manufacturer datasheets and recommended involvement connections. The electric scheme and printed circuit board was developed with eagle layout editor version 5.4.0. The power supply was designed for maximum output voltage 30V and maximal flowing electric current 5A.
Controlled power generator of current impulses
Gabriel, Viktor ; Vrba, Kamil (referee) ; Rampl, Ivan (advisor)
The goal of this thesis is to design and realise microprocessor-controlled generator of current impulses, which are being brought in induction load. Thesis contains description of individual functional generator parts, mainly microprocessor program equipment. The text also aims for inductor design as an induction load and other solutions of power parts with the selection of the most suitable one. The generator of current impulses itself is realised on two-sided printed circuit board.

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