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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

Vyhodnocení vyprodukovaných emisí pachových látek a prachových částic frakce PM \dindex{2,5} z intenzivního chovu drůbeže

PETR, Jan January 2019 (has links)
The aim of this thesis was to make the evalution of the produced emissions of odorours substances and dust particles of PM 2,5 fraction from intensive poultry farming. Measurements were implemented according to the valid methodologies in poulty farm which is in Sudoměřice u Bechyně.
2

Emise tuhých znečišťujících látek v chovech drůbeže / Emissions of particulate matter in poultry farms

VACOVSKÝ, Miroslav January 2015 (has links)
Among the considerable factors in poultry include climatic conditions, where the breeding takes place. This work focuses on the content of solid particles PM10 and PM2,5 occurring in this environment. These particles can negatively affect the health status of breeding and staff, ensuring the necessary care in poultry farming. Dust particles settle on the skin, where they have an irritant effect or are inhaled into the respiratory tract bodies of birds. These particles are transferred microorganisms causing a variety of diseases. It is therefore desirable to eliminate the amount of such particles to the maximum extent possible.
3

Analýza emisí polétavého prachu při provozu dopravních zařízení a návrh opatření pro eliminaci vlivu na životní prostředí. / Analysis of emissions of particulate matter during the traffic proposal of measures to eliminate the occurrence and impact on the environment.

JIRAŇ, Josef January 2013 (has links)
I dealt with the analysis of emissions of particulate matter during the traffic transport equipment in this work. I made measurements at five different locations with different pollution and various kind of transport. I wrote the measured values to the charts and I made assessment situation. I also made a proposal of measures to eliminate the occurrence and impact on the environment.
4

Magnetometrické a spektrometrické analýzy polétavého prachu z lokalit s emisním znečištěním ovzduší převážně z automobilové dopravy (Pražský okruh) a z průmyslu (poblíž ostravských hutí) s využitím meteorologických dat / Magnetometrical and spectrometrical analyses of fly ashes from the areas with emissonal air pollution mainly from automobile traffic (near Prague's D0 motorway) and from industry (near Ostrava's iron-mills) with a use of meteorological data

Hrušková, Gloria January 2018 (has links)
The content of analytical part of this thesis is the study of airborne dust samples collected in places with its higher concentration: by the Prague Ring (D0 motorway) and near the Ostrava's iron-mills. In both places, automobile transportation or industrial production are the primary sources of particulate matter emissions in the air. Received samples of PM1, PM2, PM10 a TSP filters were obtained by a standard air pollution monitoring procedure. This study examines the relationship between the magnetic parameters of the samples, their level of concentration of metals frequently present in emissions from these sources, the total mass of the dust fraction in the samples and the meteorological parameters (for Ostrava samples). The magnetic properties of the filters were investigated by magnetometric analyzes using a vibration sampling magnetometer. The concentrations of the metals were monitored by X-ray fluorescence spectrometer, the weight of parts of dust filtres was measured on laboratory scales.
5

Zlepšování parametrů prototypu mycí samosběrací nástavby / Improving the parameters of the prototype of self-loading water sweeper superstructure

Vraspír, Kamil January 2016 (has links)
This thesis explores development stages of a Self-loading water sweeper superstructure prototype. The theoretical part describes thoroughfares in terms of pollution, various types of cleaning machines currently in use and a detailed description of the FMEA method, which was used for identification of potential failure modes and risk mitigation. Stages of measurement and superstructure parameter improvement are proposed, executed and described in the practical part. In these stages, creation of model documentation, verification of functionality and stage of analysis FMEA are included. Furthermore, this section describes the results of tests devised to validate key superstructure parameters. The result of the work is a functional Self-loading water sweeper superstructure prototype, confirmation of key superstructure functional parameters and a draft of a series of improvement measures aimed at eliminating potential risks associated with operation of the superstructure.

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