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Digitally Controlled Switching Power Supply
Krška, Vlastimil ; Zamazal,, Michal (referee) ; Šebesta, Jiří (advisor)
This master’s thesis is an introduction to switching mode power supplies, especially focused on digital control. It summarizes the basic topologies of switching mode power supplies, and discusses the fundamental issues of digital power supply control. It also summarizes basic informations about Piccolo microcontrolers, about experimental kit and about main parts of sample source code. Also is described here own implementation of the control law and the theory and implementation of maximum power point tracking. The conclusion of this thesis deals with implemantation a testing of the designed digitally controled switching power supply.
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A Study of Distribution Logistics Management with a Focus on Continuous Material Flow in the Supply Chain
Hlavatá, Martina ; Kuchta, Dušan (referee) ; Jurová, Marie (advisor)
Bachelor´s thesis deals with the optimization of storage on the basis of examination of the current state of material flows in distribution logistics for the selected company. The theoretical basics defines the basic concepts of logistics, supply, storage centralizing and their optimization. The analytical part describes a company "Gelima, a.s." and its production program and deals with storage optimization with a focus on the reduction of storage and distribution costs. The aim is to merge the external storage spaces into a single logistics centre and assess the overall benefits of the financial and non-financial in nature.
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The influence of the economic cycle on the creation of bid prices in construction
Novotný, Michal ; Biolek, Vojtěch (referee) ; Hanák, Tomáš (advisor)
The bachelor thesis analyzes the influence of the economic cycle on the creation of bid prices in construction. The theoretical part defines the economic cycle, supply and demand, prices, budget and tenders for construction companies. The practical part analyzes the approach of individual subjects to the creation of offer prices by means of a questionnaire survey and guided interviews with individual consultants. Finally, the findings are summarized and recommendations are made.
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Execution Management of Logistic Processes
Gronová, Barbora ; Beláková, Kateřina (referee) ; Jurová, Marie (advisor)
The Bachelor’s thesis represents the analysis of leading the achievement of logistic activity in the company-bicycles Šírer, whitch is already 15years on the Czech trade-market. I would especially like to concentrate my work on the valorization of material and informative streams in the company. And I will also suggest suitable solutions for the leading of logistic activities considering the present condition and also the planned spreading of the commercial system.
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Step-down converter with variable output voltage in range from 20 to 100 V
Pazourek, Petr ; Šmirg, Ondřej (referee) ; Hanák, Pavel (advisor)
This master's thesis describes the design and the implementation of a step-down converter with variable output voltage for laboratory purposes. In the introduction the basic functions of switching power supplies are shown, flyback, forward and push-pull converters are described, followed by some integrated circuits for power management of converters. The second chapter discusses in detail the design of requested switched power supply, including the calculation of the electronic parts and design of the storage inductor. Following are described some observations of building this power supply, including the output characteristics. In conclusion, the obtained results are assessed, including proposals to improve whole design.
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Implementation of the Milk Run System for Production Lines of the Selected Area
Nemec, Matej ; Zlochová, Martina (referee) ; Jurová, Marie (advisor)
Diploma thesis is focused on implementation of logistics system Milk Run for automotive lines in selected manufacturing company, which allows to deliver raw material for production effectively and on time. The theoretical part deals with the logistics principles, which are supporting lean manufacturing. The practical part is focused mainly on description of new supplying process and steps needed for implementation of Milk Run system in the company. The thesis is concluded with evaluation of project’s expected benefits.
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Impact Analysis of Location on the Market Value of Housing Units in Selected Locations
Hykšová, Lenka ; Hlaváčová, Tereza (referee) ; Hlavinková, Vítězslava (advisor)
The thesis focuses on the comparison of selected methods for valuated property type apartment. Valuating apartments are located in areas Decin, Ústí nad Labem and Most. The theoretical part focuses on the definition of basic terms, a description of the valuation methods associated with this dissertation and description of locations for the sites in terms of historical, cultural, social and economic. The practical part was to prepare drawings of assessed residential units and subsequent determination of prices of selected valuation methods – comparative method price by 2014 and 2015, by direct comparison and revenue method. In conclusion, the comparison of prices, according to the valuation method sused.
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The Proposal to Increase the Sales of Ice Cream Desserts on the Market in the Czech Republic
Jarchovský, Petr ; Jörka,, Pavel (referee) ; Mikulec, Luděk (advisor)
This master thesis deals with the proposal to increase sales of single portion ice cream desserts of the company ABC Ltd. on the market in the Czech Republic. First of all, this thesis treats with analyse of various activities of the company and their evaluation with the aid of analytical methods. Second of all, problematic parts are selected and there are proposals submitted for their solution in the proposal chapter. As result of this master thesis is evaluation of benefits of proposed solutions for the year 2016 and their comparison with expenses and overall recommendation.
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