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Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 21 až 40 z 138
Mocek, Jakub
Post-processing 3D tištěných dílů

This diploma thesis is focused on post-processing methods for 3D prints from metallic materials and plastics. The aim of this work was also the design and production of test samples from these materials. Furthermore, the proposed post-processing methods were applied to the test sam...

Gilík, Hynek
Stanovení odchylek při hodnocení vad v rámci UT

This diploma thesis research portion contains a description of NDT methods, examples of technical standards for NDT, types of material defects and basic statistical data processing. A more in-depth description of ultrasonic testing is included, as is an even more detailed description of...

Hubený, Lukáš
Hodnocení creepového poškození ve svarových spojích

The diploma thesis deals with damage of pipes in thermal power plants and evaluation of their residual life. It focuses on non-destructive damage assessment methods. The task is to confirm or refute the presence of creep damage and evaluate further damage.

Benešová, Lenka
Porovnání korozní odolnosti vybraných materiálů použitých v konstrukci výměníku tepla za pomoci korozních zkoušek používaných v automotive

The thesis contains an introduction to Lucie evaporators and the materials used for their production, an introduction to corrosion theory, basic corrosion tests used in the automotive industry and the results of the experimental program. The experimental program consists of perf...

Pomahač, Jan
Úprava svarové přípravy pro robotické svařování

This diploma thesis deals with the application of robotic welding to assemblies of rail vehicle frames with modified weld groove. The aim is to reduce the amount of weld metal and heat input and thus speed up the production process.

Cempírek, Štěpán
Robotické svařování svorníků metodou SRM

The work deals with robotic welding of bolts by SRM method. The theo-retical part describes the basic methods of bolt welding together with the SRM method and high-strength steels. The experimental part describes the programming of the welding robot and how the welding conditions&#...

Somr, Josef
Porézní bioaktivní materiály funkcionalizované nanočásticemi deponovanými pomocí laserové ablace

The diploma thesis is focused on acquainting with the biomaterials used in biomedicine applications oriented on the bone tissue implants. The main aim of the work is to investigate the possibilities for functionalization of the titanium surface with bioactive particles. The experimental ...

Lukášek, Ondřej
Orbitální svařování heterogenních svarových spojů

The diploma thesis deals with the optimalization of orbital welding parameters for heterogenous welded joints between austenitic and carbon steel. The theoretical part desribes the behavior of heterogenous welded joints during welding, TIG welding and technology of orbital welding. The experiment...

Vach, Ondřej
Testování polymerních síťovin používaných v zemědělství

The subject of the diploma thesis was the investigation of PE-HD nets and their behavior at elevated temperatures and humidity together with a constant load. So exactly the same conditions as nets on baled hay are usually found. The aim was to obtain a methodology that&#x...

Klaisnerová, Jitka
Perspektivní metody nedestruktivního zkoušení pro použití v energetice

This diploma thesis is focused on the control of the application method of non-destructive testing in certain areas in energy industry, namely the control of heterogeneous welds, fiberglass material and measuring the gap of the pressure vessel and biological shielding. The methods used&...

Opatová, Kateřina
Vývoj zpracování vysokolegované nástrojové oceli v semi-solid stavu

The diploma thesis deals with the processing of experimental high-alloy tool steel in a semi-solid state. To achieve the required mechanical properties, it was necessary to design and test various parameters of thermal and mechanical treatment. The results were metallographically analyzed. E...

Veselý, Vilém
Vliv rostoucí agresivity korozního prostředí na vrubový účinek korozního poškození svarového spoje

This thesis deals with corrosion of heterogeneous welds. Describes known types of corrosion and corrosive environments. Describes the technology of production of heterogeneous welds and NDT methods used for their inspection. The thesis proposes and performs an experiment consisting in subjecting&...

Zavitkovská, Jana
Úprava povrchových vlastností austenitických ocelí s ohledem na korozní odolnost

The diploma thesis deals with the modification of the surface properties of austenitic steels using LSP technology. With this technology, residual compressive stresses are introduced into the surface layer. These stresses improve the mechanical properties of the material, but also affect the...

Leták, Radek
Korozní odolnost slitin neželezných kovů nitridování

The aim of this master's thesis was to create a nitriding layer on non-ferrous metals. Non-ferrous metals were included to the nitriding process to improve their mechanical properties, such as toughness, abrasion resistance and corrosion resistance. All of the samples were afterwards...

Šotová, Petra
Studium biokompatibilních slitin titanu metodou XPS

This work is focused on a study of titanium sample surfaces by mean of XPS method. The work is devided into a theoretical and an experimental part. The description of XPS method, material biocompatibility and chemical composition of titanium surfaces are described in theoretical&#x...

Váchal, Václav
Využití laserových zdrojů k navařování mědi na substrát z oceli W. Nr. 1.4541.

This thesis is focused on the issues of laser cladding of high-purity copper on steel substrate. The aim of this work is to assessment the quality of samples that were claded by laser sources emitting short wavelength radiation ( 450-1100 nm). Metallographic analysis an...

Dlouhá, Žaneta
Kontrola a charakteristika kalících médií

This diploma thesis is focused on the selection of a suitable quenching media and the evaluation of parameters by which this selection can be made. The target of the work is to determine parameter which best describes the quenching ability of the oil.

Duliškovič, Josef
Testování korozní odolnosti laserových návarů na bázi měď-čedič ve specifických korozních prostředích

The diploma thesis deals with the corrosion resistance of laser cladding of copper-basalt composite layer in the enviroment of organic acrylic acids.

Tochylin, Mykhailo
Optimalizace svařovacích parametrů technologie GMAW, pro robotické svařování pozinkovaných oceli v automobilovém průmyslu

The diploma thesis includes a case study on an applicable range of welding parameters, namely the Welding speed, Wire feed speed, and Wire target point against the base materials. Additionally, the author of the thesis suggests optimal figures of the above mentioned parameters for&...

Hervert, Tomáš
Porézní častice jako nosiče pro katalytické nanomateriály.

The aim of this work is to optimize the conditions of the preparation of floating supports of catalytic nanomaterials for the degradation of organic compounds. The resulting products are characterized using various analytical methods. After coating the porous structures with photocatalytic n...

Záznamy kolekce (řazeno podle Datum zaslání v sestupně pořadí): 21 až 40 z 138