National Repository of Grey Literature 6 records found  Search took 0.01 seconds. 
Hydraulics solar systems
Podjuklová, Lucie ; Topič, Jan (referee) ; Počinková, Marcela (advisor)
The project addresses in the theoretical part of the hydraulics of solar systems and her components, which are used to design a solar system on apartment house. Solar systém addresses praparation hot water in two variants of the solution. In the first alternative solution is used low flow and 15 l/hod.m2 support stratification. In the second variant is used higher flow 20 l/hod.m2 without support stratification. In the experimental part is solved by the data analysis of the same apartment building, where the solar system are already installed and operated. Some data from the measurement was taken into account and used in the design and calculation of both options.
Micro power plants for the use of residual gradients and flow
Komorová, Magdaléna ; Dráb, Aleš (referee) ; Žoužela, Michal (advisor)
The aim of the bachelor thesis is to bring information about where hydropower is going in the future in accordance to using residual gradients and flow. Also, bachelor thesis is looking into different types of turbines which can be used for residual gradients and flow, then how government is helping with funding of new and existing hydropower plants. The last part of thesis is analyzing new location for picohydropower plant and bringing three possible designs.
Hydrological drought in the context of climatic change in the world and in the Czech part of Elbe River basin
Šachová, Barbora ; Kocum, Jan (advisor) ; Janský, Bohumír (referee)
Hydrological drought in the context of climatic changes in the world and in the Czech part of Elbe River basin Abstract The submitted thesis deals with the hydrological drought as one of extreme runoff situations in relation to climate change. Part of this work is a comprehensive research sources to Czech and foreign literature defining the concepts and the development of hydrological drought due to the physical- geographic and anthropogenic factors. Low flow characteristics and methods for defining the drought events are described. Attention is paid to the possibilities of prevention and compensation of negative impacts of drought. Within the second part the presence of low flow in Elbe River subbasins, Blšanka River, Rakovnický Brook and Vydra River, is analyzed. Water deficit is evaluated with regard to the physical-geographic characteristics and the specifics of water resources use. Outline of possibilities to increase the retention capacity of study catchments is given. Key words: hydrological drought, low flow, runoff regime, retention potential, Blšanka River, Rakovnický Brook, Vydra River
Micro power plants for the use of residual gradients and flow
Komorová, Magdaléna ; Dráb, Aleš (referee) ; Žoužela, Michal (advisor)
The aim of the bachelor thesis is to bring information about where hydropower is going in the future in accordance to using residual gradients and flow. Also, bachelor thesis is looking into different types of turbines which can be used for residual gradients and flow, then how government is helping with funding of new and existing hydropower plants. The last part of thesis is analyzing new location for picohydropower plant and bringing three possible designs.
Hydrological drought in the context of climatic change in the world and in the Czech part of Elbe River basin
Šachová, Barbora ; Kocum, Jan (advisor) ; Janský, Bohumír (referee)
Hydrological drought in the context of climatic changes in the world and in the Czech part of Elbe River basin Abstract The submitted thesis deals with the hydrological drought as one of extreme runoff situations in relation to climate change. Part of this work is a comprehensive research sources to Czech and foreign literature defining the concepts and the development of hydrological drought due to the physical- geographic and anthropogenic factors. Low flow characteristics and methods for defining the drought events are described. Attention is paid to the possibilities of prevention and compensation of negative impacts of drought. Within the second part the presence of low flow in Elbe River subbasins, Blšanka River, Rakovnický Brook and Vydra River, is analyzed. Water deficit is evaluated with regard to the physical-geographic characteristics and the specifics of water resources use. Outline of possibilities to increase the retention capacity of study catchments is given. Key words: hydrological drought, low flow, runoff regime, retention potential, Blšanka River, Rakovnický Brook, Vydra River
Hydraulics solar systems
Podjuklová, Lucie ; Topič, Jan (referee) ; Počinková, Marcela (advisor)
The project addresses in the theoretical part of the hydraulics of solar systems and her components, which are used to design a solar system on apartment house. Solar systém addresses praparation hot water in two variants of the solution. In the first alternative solution is used low flow and 15 l/hod.m2 support stratification. In the second variant is used higher flow 20 l/hod.m2 without support stratification. In the experimental part is solved by the data analysis of the same apartment building, where the solar system are already installed and operated. Some data from the measurement was taken into account and used in the design and calculation of both options.

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