National Repository of Grey Literature 84 records found  beginprevious48 - 57nextend  jump to record: Search took 0.01 seconds. 
Losses in a pipe line because of the flow of mixed substratums
Vlasák, Bohdan ; Beňo, Zdeněk (referee) ; Pěček, Jan (advisor)
Introductory part of this thesis is aimed on theoretical description, principle and building of biogas stations, which require solution of many different problems. A specific group of the problems concern transport of mixed substrates of different concentrations both in and outside the area of biogas station. A major part of the substrate transport is done by pumping it in pressure pipeline. Experimental work consists of design and description of a measuring circuit. Graphic characteristics for water and gas loss levels are drawn from the measured readings. Multiples of pressure losses by flowage of substrates with different levels of dry basis are graphically expressed with a help of correction coefficients.
Biodegradable waste
Dřímal, Jiří ; Niesner, Jakub (referee) ; Beňo, Zdeněk (advisor)
The goal of this bachelor is introduction with the issue of using biodegradable waste (BDW) in the EU. The introductory chapters are focused on the description of the different types of BDW. There are described ways of processing of this waste and their use. The emphasis is on mapping the current condition of treatment of biodegradable waste with it in the EU and the CR.
The energy balance of biogas station
Urbánek, Martin ; Niesner, Jakub (referee) ; Beňo, Zdeněk (advisor)
The purpose of this thesis is to provide information about creating energetic balance of a biogas station. It focuses on discussing current issues of manufacturing biodegradable waste in European Union and the Czech Republic, including related legislature. The individual methods of manufacturing processes of landfilling, incineration, biological treatment and mechanical-biological treatment are described. The thesis presents comprehensive review of the technology of biogas station and the biogas itself. The energy balance has been performed on the grounds of data acquired from the biogas station Stonava.
Production of ethanol from renewable materials
Čmaradová, Miroslava ; Beňo, Zdeněk (referee) ; Houdková, Lucie (advisor)
This Bachelor thesis focuses on the production of ethanol from renewable resources, in particular alcoholic fermentation. Briefly mentioned is the waste legislation. Closer described the materials from which the ethanol produced and can be broken down properties and behaviour of ethanol. Briefly describes the history of the production of ethanol. It is further discussed the current form of the production and use of ethanol.
Utilization of biodegradable waste
Švec, Jan ; Pěček, Jan (referee) ; Beňo, Zdeněk (advisor)
The aim of this paper is to summarize the current situation of the problem using biodegradable waste. The introductory chapters deal with descriptions of different types of biodegradable waste. The main part describes ways of handling this waste. For various types of waste are listed by their most appropriate treatment and further use. Emphasis is placed on legislation dealing with that waste legislation on the processing equipment.
Biogas technologies
Martanová, Iveta ; Jecha, David (referee) ; Beňo, Zdeněk (advisor)
This bachelor's work deals with technology of conception and production of biogas from biodegradable waste. In the introductory part there is elaboration of biogas facts, the principle of biogas origin and the usage of biogas in practice. The main part is dedicated to individual technology of the biogas production. There are descriptions of technological equipment for gas producing and descriptions of individual methods of waste processing indicating their advantages and disadvantages.
Comparison of aeration elements
Stříž, Michal ; Beňo, Zdeněk (referee) ; Pěček, Jan (advisor)
The content of the thesis is to compare the aeration elements used in the aeration tank for biological treatment of wastewater. In order to compare, the work contains description and explaination of: ? basic division of functions and some aeration systems, ? transfer of oxygen, ? the use of pure oxygen instead of air, ? placement of aeration elements into the activation tank. Since the aeration elements are plentiful, work is focused on the most widely used pneumatic and mechanical aeration systems.
Legislature of the waste disposal and utilization of biodegradable materials
Pešl, Milan ; Pěček, Jan (referee) ; Beňo, Zdeněk (advisor)
The aim of this work is to give information about the issue of legislation of disposal and reuse of biodegradable waste. Legislation in the field of bio-waste in the Czech Republic and the EU is grouped into various laws and guidelines which describe particular conditions of the dumping of wastes, their subsequent processing and reuse. In this work, the definition of BDW, its composition and the current state of dealing with this type of waste in the EU and the Czech Republic is mentioned. Different methods of processing biodegradable waste, which include incineration, composting and anaerobic digestion, their advantages and disadvantages are described in this work. There are also introduced examples of BDW in the EU and the Czech Republic there.
Biogas as a fuel for cogeneration unit
Domanský, David ; Pěček, Jan (referee) ; Beňo, Zdeněk (advisor)
The objective of this bachelor thesis is a description of biogas as a fuel for cogeneration unit. The exordium is focused on biogas origin, use and storage. The document body deals with principle of cogeneration technology and derived trigeneration technology. In the next part are described the compounds in biogas, which adversely affect the running of cogeneration units. There is also included concrete example of using the cogeneration unit with biogas.
Biological pretreatment sewages water
Veselý, Václav ; Beňo, Zdeněk (referee) ; Pěček, Jan (advisor)
Bachelor's thesis deals with waste water purification at the stage of pre-inflow of water into the biological waste water treatment plants. It is divided into two parts, a theoretical and calculation. The theoretical part deals about sewage water and the method of biological treatment. Design proposal is part of the activation tank for quantity EO.

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