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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
31

Inteligentní řídící metody v automatizaci procesů řízení stavebních strojů / Intelligent Control Methods in Automation of Process of Construction Machines Control

Vaverka, Michal January 2010 (has links)
This work deals with the possibility of use of intelligent methods in construction machines control. These methods are based on GPS in combination with using laser and ultrasonic technology. There is in detail described especially control by robotic total station and 3D control, which includes digital model of construction site. The new trends of control are especially applied on the vibratory rollers. There are taken into consideration: achievement of sufficient degree of compaction on the basis of on-line information about conditions of subsoil.
32

Knihtisk aneb počátky ruční sazby / Letterpress - Origin of Manual Typesetting

DRYKOVÁ, Zdeňka January 2019 (has links)
Master thesis "Letterpress - Origin of Manual Typesetting" consists of the theoretical and the practical part. Theoretical part describes the origin and development of book printing and printed Latin script - proces of type casting and typesetting. Then, the life Johannes Gutenberg is briefly described. The information was partially ontains printed graphical compositions created using wooden letters for script printing in combination with two other graphical techniques of printing from height - monotype and linocut. The part of this work became the experimenting with graphical creative means.
33

Stanovení faktorů ovlivňujících výkonnost žacích strojů při údržbě travnatých ploch v komunální oblasti

MAŠEK, Jiří January 2019 (has links)
This diploma thesis deals with the performance of small tractors in the maintenance of municipal areas and the determination of factors that influence this performance. The realization of the measurements took place on the own land in the village of Švábov. For measuring, I used my own mowers and lenders (from people) who have a machine for maintaining their own surfaces and machines with which they perform services in the maintenance of grass areas. All measurements were made on one plot to achieve as many similar conditions as possible.
34

Pásový podvozek lesního vyvážecího stroje / Tracked chassis of a forwarder

Svoboda, Jan January 2016 (has links)
The thesis describes the design of a modular track undercarriage system for a forest utility vehicle called the forest forwarder. In the introduction there is a research study which reviews a variety of design options. The main part of the thesis describes the 3D model created in the Catia V5 programme. The model was subjected to an analysis of dynamic effects by simulated use of the track undercarriage system in the MSC Adams programme. A selected part of the undercarriage was analyzed by the finite element method in the Ansys Workbench programme. Drawing documentation of some of the components is included at the end of the thesis.
35

Implementation of the innovation processes to textile industry business in the Czech republic

Pazourková, Simona January 2016 (has links)
In the first part of the thesis, concepts of the textile industry, enterprise and its features for successful operation on the domestic and international markets with strong competition at the present time are defined, including a description of innovations and innovations with regard to the textile industry. This theoretical basis is gradual preparation for understanding any issues related to the practical part which focuses on particular enterprise and a specific technical innovation implemented in the enterprise. The second part of the thesis introduces MICROTEX a.s. which is a traditional manufacturing enterprise focused on the production of piled upholstery fabrics. The thesis takes into account that the company would like to implement new weaving looms for a new type of fabric and width, which is the current innovation goal of the company. Therefore, the thesis is aimed at choosing the best machine out of two options from different foreign suppliers based on the conceptions and requirements of the shareholders of Microtex a.s. This innovation will definitely result in a competitive advantage of the company by expanding its product portfolio as well as other benefits both in the company and in its external environment. The external environment means a municipality where the enterprise resides. The analysis of connection between the company and municipality is based on qualitative interviews with the shareholders and employees (simultaneously inhabitants) of the company and with the mayor as well as on studying documents and files provided by the company and the municipality.
36

Testování stability a bezpečnosti počítačové sítě v oblasti cloud computingu / Security and stability networking testing in cloud computing

Efimov, Igor Unknown Date (has links)
The purpose of this dissertation work involves creation and automation of my own cloud security and stability testing techniques. The basis of this project is to explore and outline the virtual environment protection level in front of different types of security and stability networking attacks. Theoretical part of this paper consists of concepts and, together with their definitions and reference to relevant research literature, science related publications and online sources that best describes testing methodology of cloud computing, focused on security and virtualization. The practical part of the thesis demonstrate an understanding of theories and concepts that been studied. Based on the obtained research results, have been developed various automation tests that are going to be run on virtual environment in order to test their stability.
37

Problematika zpracování dřevní biomasy štěpkovači. / The issue of processing of wood biomass chipper

KALVAS, Pavel January 2011 (has links)
Problems of this thesis presents a comparison of selected chippers available in the Republic, describing the structural design of wood chippers, subsequent evaluation of selected machinery energy consumption and quality of the final product depending on the volume of processed wood biomass, then evaluate the economics of machine.
38

Analýza faktorů ovlivňujících údržbu travnatých ploch

STAVÁREK, Tomáš January 2018 (has links)
The diploma thesis based on the Analysis of factors influencing maintenance of lawns deals with maintenance of lawns, mowing machines used during maintenance, overview of factors that affect the performance and consumption of mowers in maintenance of lawns. In order to evaluate the efficiency of the mowers, the effects of selected factors were assessed, namely the size and shape of the plot, the character of the stand, the height of the mowing, the slope of the land and the influence of the mower operator.
39

Podpora vizuálního programování mobilního robota / Visual Programming Backend for a Mobile Robot

Staněk, Ondřej January 2017 (has links)
Title: Visual Programming Backend for a Mobile Robot Author: Bc. Ondřej Staněk Department: The Department of Software Engineering Supervisor: RNDr. David Obdržálek, Ph.D. Supervisor's e-mail address: David.Obdrzalek@mff.cuni.cz Abstract: In this work, the author designs and implements a solution for programming small mobile robots using a visual programming language. A suitable visual programming front-end is selected and back-end layers are created that allow execution of the program in a mobile robot. The author designs and implements a virtual machine that runs alongside the original robot firmware on an 8-bit microcontroller with limited resources. A code generator layer compiles the visual representation of the program into a sequence of bytecode instructions that is interpreted on board of the mobile robot. The solution supports typical features of procedural programming languages, in particular: variables, expressions, conditional statements, loops, static arrays, function calls and recursion. The emphasis is put on robustness of the implementation. To verify and maintain code quality, methods of automated software testing are used. Keywords: visual programming language, virtual machine, mobile robot, Blockly Powered by TCPDF (www.tcpdf.org)
40

Návrh pracoviště s průmyslovým robotem pro zakládání objektů do soustruhu / Design of a Robotic Cell for Object Placement into a Lathe

Baláková, Marie January 2017 (has links)
This diploma thesis deals with the design of a workplace concept for the purpose of machining semifinished bolts used in automotive industry. The workplace includes a special purpose machine, input and output slip and robotic handling. Layout of the workplace is also part of the work. Further, the work is focused on the specific design of the special purpose machine and the 6th-axis robot gripping end effector is more detailed.

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