National Repository of Grey Literature 509 records found  1 - 10nextend  jump to record: Search took 0.01 seconds. 
Influence of thermal insulation properties of building envelope on its energy consumption
Eliáš, Filip ; TROJAN,, Karel (referee) ; Šťastník, Stanislav (advisor)
This diploma thesis describes possibilities of thermal insulation of a detached house and choice optimization of insulating materials especially based on economic and ecologic factors. The thesis describes basic physical effects that are associated with heat transfer and that should be respected in insulation design. These effects influence the choice of suitable insulating materials based on their properties.
Waste to energy in European Union
Klučka, Ivan ; Šomplák, Radovan (referee) ; Ferdan, Tomáš (advisor)
This thesis is focused to waste to energy in the European Union. To the legislation applicable in the European Union in this thesis are summarized aspects of the member states in the field of energy recovery in terms of capabilities, technologies, etc. In this thesis is prepared an overview of the largest suppliers of technology and comparing the efficiency of energy production.
Energy supply of the complex Technicka 2
Buráň, Petr ; Lisý, Martin (referee) ; Pospíšil, Jiří (advisor)
The theme of this master thesis is „Energy supply to the site Technická 2“. This thesis is divided into several parts. First we will get in touch with concept of combined heat and power and also with principle of photovoltaic electricity production. We will continue with description of site before and after reconstruction. Then we will follow with analyze the effect of reconstruction on energy consumption. In the end we will make some suggestions for using the local source of heat and electricity in Faculty of mechanical engineering, Brno university of technology. All suggestions will be analyzed from energy and economic point of view.
Heat storage in solar thermal systems
Mokriš, Lukáš ; Hejčík, Jiří (referee) ; Charvát, Pavel (advisor)
In this bachelor’s thesis are described methods of heat storage in solar thermal systems. Solar energy is retrieved in form of solar radiation, that is processed and stored in the form of sensible heat of solid materials and liquids, as heat of fusion of some material or as chemical heat, which is created during reversible chemical reactions.
Low-speed Wind Turbines for Small and Medium Size Applications
Forró, Bálint ; Paar, Martin (referee) ; Procházka, Zdeněk (advisor)
Bachelor’s thesis deals with usage of slow-running wind turbines for small and medium applications, especially with Savonius rotor. In first part I described theoretical usage of wind and analysis of wind power plants. Next part describes advantages and disadvantages of Savonius wind rotor and its practical usage. Thesis is ended with engineering design of wind rotor of this type for according performance at specific wind speed.
Environmental design of the kindergarten building
Velísková, Jana ; Rubinová, Olga (referee) ; Uher, Pavel (advisor)
This thesis deals with the design of a kindergarten building in the village of Dolní Lhota.It is designed as a two-storey building with a flat roof. It will be connected to the existing primary school building. The first floor will be used for kindergarten purposes, the second floor will be used for afternoon activities. The first floor will house a classroom, toilets for children, cloakroom, offices, cleaning facilities, storage, utility room, mechanical room. On the second floor there are two classrooms for afternoon activities, a cloakroom, office, storage and toilets. It consists of three parts. The first part deals with the design of the building structure. It contains the project documentation with all floor plans, sections, foundations, roof drawing, technical report, views. The structural system of the building is a wall system. The perimeter and internal load-bearing masonry is designed in ceramic blocks. The ceilings are made of spiroll panels. The second part contains the technical equipment of the building. Design of the air handling unit and distribution elements to the rooms. Calculation of rainwater utilisation. It also includes the design of the building heating, lighting and a drawing of the global scheme. Photovoltaic panels are proposed on the roof to cover the building's consumption. Heating is provided by groundwater In the third part I discuss the effect of zoning a building. I used the design of air handling units as an example. Given the use of a school building, where the first floor will run mostly in the morning and the second in the afternoon, I looked at which option is more economical
Energetic model of linear axis with ball screw and servodrive
Sládek, Vojtěch ; Tůma, Jiří (referee) ; Huzlík, Rostislav (advisor)
The aim of the thesis was to study the Energy Models of Linear Axes with Ball Screws and Servo Drives, to analyze the individual parts of the axis with respect to losses, the methodology of calculating the losses on the electrical part and the mechanical part of the drive and creating a complex algorithm that calculates the energy consumed for the specified motion. The thesis is divided into a theoretical and practical part, where the theoretical part is divided into the treatise on the electrical part of the axis and its losses and the part that deals with the mechanical part and its losses. The calculation is divided into the basic verification algorithm and the calculation on the given example. Each calculation is calculated for both linear acceleration and S-curve acceleration. For both types of acceleration, the result of energy and its course over time is also the waveforms of position, velocity, acceleration, angular acceleration, moments, powers, power, speed and currents over time.
The Conractor´s Purpose of Change of Heating Medium
Sehnalová, Lucie ; Horáček, Karel (referee) ; Petráš, Jiří (advisor)
This bachelor thesis is concerned with a business plan of changing the thermal units. The thesis analyses the current conditions and problems of the company, and offers a business plan, implementation of which will increase the profit of the company and ensure its future growth.
Project of the photovoltaic system
Ševčíková, Kateřina ; Půčková, Helena (referee) ; Kotlík, Josef (advisor)
The diploma thesis deals with elaboration of project solar thermal and photovoltaic solar systems for all-season service. The theoretical part focuses on the general description of the solar thermal and photovoltaic systems, legislation of renewable sources in the Czech Republic and the status of photovoltaics in the Czech Republic. The experimental part deals with the design of measures for energy saving by using solar energy systems. These measures are proposed for construction of houses in Podolí u Brna, especially on extra-family house. The aim of the work is to make a proportioning, choosing the right parts and calculating the economic and ecologic balance. Finally, thesis gives recommendations for further action in saving energy in houses in Podolí u Brna.
Energy from renewable sources and its storage
Navrátil, Ondřej ; Moskalík, Jiří (referee) ; Škvařil, Jan (advisor)
This work deals with renewable sources of energy and storage options. It is focused on electricity generation. There are presented types of renewable resources suitable for electricity production. The second part is an overview of all systems used for energy storage. In the conclusion is an assessment of renewable sources and a comparison of methods of energy storage.

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