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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.
1

Slinování pokročilých keramických materiálů / Sintering of advanced ceramic materials

Průdek, Miloš Unknown Date (has links)
V předložené diplomové práci bylo studováno slinování hexagonálního Al2O3 a kubického MgAl2O4 pomocí slinovacích cyklů složených z beztlakého předslinutí metodou dvojstupňového slinování s následným doslinutím s využitím tlaku (HIPováním). Cílem bylo pokusit se snížit (při zachování vysoké dosažené hustoty) střední velikost zrn a tím zvýšit tvrdost keramiky popř. optickou transparenci. Hlavní úsilí bylo věnováno optimalizaci předslinutí pomocí různých slinovacích cyklů. Přestože bylo vyzkoušeno velké množství různých kombinací teplot a prodlev dvojstupňového slinování, nepodařilo se výrazným způsobem zvýšit výslednou tvrdost vzorků. V případě kubického MgAl2O4 bylo dosaženo hustot blížících se teoretické hustotě, což se projevilo v optické transparentnosti vzorků.
2

Prostorové vzory vazeb mezi teplotními extrémy a úmrtností na kardiovaskulární nemoci v ČR / Spatial patterns of links between temperature extremes and cardiovascular mortality in the Czech Republic

Urban, Aleš January 2016 (has links)
Name of the thesis: Spatial patterns of links between temperature extremes and cardiovascular mortality in the Czech Republic Author: Mgr. Aleš Urban Previous studies have examined relationships of high and low air temperatures to mortality due to cardiovascular diseases (CVDs) in the Czech Republic as a whole. Much less has been understood about possible regional differences in the heat and cold effects on mortality. Within four papers published in international peer-reviewed journals, the author of this thesis investigated links between extreme temperatures and CVD mortality in the Czech Republic while considering in particular differences between (i) urban and rural areas, (ii) regions with different socioeconomic status, and (iii) regions with different physical-environmental conditions. Various biometeorological approaches were compared in order to identify meteorological characteristics affecting heat- and cold-related mortality. Excess mortality was determined as differences between observed and expected daily values, the latter being adjusted for long-term changes, annual and weekly cycles, and epidemics of influenza/acute respiratory infections. Air temperature, biometeorological indices (including the Universal Thermal Climate Index, Apparent Temperature, and Physiologically Equivalent...
3

Kulturně-společenské centrum Brno-přehrada /téma "Brno-město uprostřed Evropy"/ / Culture and public centre Brno-damlake/Theme"Brno-city in the midle of the Europe"/

Říhová, Táňa January 2013 (has links)
The area is located in the vicinity of the Brno reservoir, specifically from the shipping dock to the bay Rakovec. The project addresses the links between these two points by pedestrian, bicycle and wheel-promenade, which runs both on shore and on the water. The first part is the area of pedestrian zone with buildings in the form of waves, which offers various services such as restaurant equipment, information center and a music bar and more others. Buildings protrude from the terrain field and they are designed as a reinforced concrete structure with steel beams and their roofs are walkable. In addition, walking and biking trails continue along the shore and they are separated by terrain elevation. The complex of cultural, social and sports center is located in the ness of existing beach Kozí Horka. There is a proposed cultural center facilities, stage and auditorium, café & snack bar, showers and public toilets, first aid, bike rental and sports facilities. These functions are grouped into four objects solved as a timber (light wood frame, sandwich external walls with ventilated facade). The buildings are single-storey construction with a height of 4000 mm and wheelchair accessible. Stage and auditorium is solved afloat on circular piers mobile on rails. These piers conclude two buildings into the arc from the shore; their mass is hidden behind the structure of steel beams covered by wooden logs (driftwood) acting as waterfowl nest in the view from the shores. Pedestrian and bicycle promenade continues along the shore and is connected by the bridge to the yacht club.
4

Kulturně-společenské centrum Brno-přehrada /téma "Brno-město uprostřed Evropy"/ / Culture and public centre Brno-damlake/Theme"Brno-city in the midle of the Europe"/

Vrágová, Pavla January 2013 (has links)
Cultural and Public Center is located on the dam in Brno dock, addressing the promenade between the marina and Kozí Horka, starting points and bicycle path , and include marine terminal and a natural amphitheater with a restaurant. Promenade is the multilevel net of wheelchair interconnected trails and green spaces with objects of public amenities covered by reinforced concrete shell structure with walkable green roof and with color features as landmarks. The building of the cultural center is fitted in the field wave that rises and opens towards the audience. The back part of the building is composed by field wall with employees' inputs, which forms a barrier between the amphitheater and the bike path behind the building. The object reacts to different heights of promenade's trails by Raumplan arrangement. It is divided into performers' background with store of properties, public toilets and restaurant facilities. The supporting structure is a monolithic reinforced concrete wall system in module 4 m, which carry exposed reinforced concrete shell structure with walkable green roof. The main walls are rotated by 5 °. Overall height ranges from 2700 mm to 4750 mm and headroom ranges from 2300 mm to 3800 mm according to the curved shell structure. Nationwide building foundation by the base plate with circumferential bands into the frost resistant depth is affected by bottom water pressure.
5

Centrum volnočasových aktivit Brno-Brněnská přehrada / Leisure time centre Brno - Brno reservoir

Novotný, Lukáš January 2012 (has links)
The proposed leisure center building Rowing Club bellows is located in southern part of the Brněnské přehrady between section Rakovec and Kozí horka. The building stands on existing club Lodní sporty Brno in the parcel čp. 1236. The idea of building is a ship sailing on the mainland, whose sails it look like waves. Student accommodation is designed to the second, third and fourth floor. Restaurant and administrative facilities connected to the terrace is designed in the basement. In the first underground floors are designed locker rooms, athletic facilities, kitchen and in the second underground floors is designed rowing pools and rowing boatyards connected to the ground. On the eastern side is a wooden rack tribune. Roads and pavements around the building are designed with simplicity and function.
6

Vliv použití R - materiálu na funkční vlastnosti asfaltových směsí / Influence of usage of recycled material on asphalt mixtures functional properties

Šperka, Pavel January 2015 (has links)
Diploma thesis deals with the topic of using recycled material in the production of asphalt mixtures. In the theoretical part the methods of recycling flexible pavement are described and as well as ways in which recycled material is added to asphalt mixtures produced by the stationary hot mix plant. The thesis also deals with the current state of recycled material use in the Czech Republic and the reasons for its possible greater use. The practical part of the thesis studies the effect of using the amount of 20% recycled material to asphalt mixtures of asphalt concrete for wearing course ACO11+, on selected functional properties of these mixtures. It is also investigates the influence of bitumen binder contained in the recycled material, on the final properties in manufactured asphalt mixtures. An integral part of this thesis is a description of all methods that were used during the processing of the practical part. In the end of this thesis there are some results of findings about adding recycled material into asphalt mixtures.

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