National Repository of Grey Literature 3 records found  Search took 0.01 seconds. 
Chemicals for waste water treatment
Doskočilová, Denisa ; Vachovec, Roman (referee) ; Hluštík, Petr (advisor)
The aim of this bachelor thesis is to get the reader acquainted first with the history of wastewater treatment in the Czech Republic and also the legislation that relates to waste water treatment. Furthermore, this work will provide an overview of each part of technological wastewater treatment plants and chemicals that can be used in various cases, including their manufacturers and prices. In the practical part there will be conducted a calculation of the amount of coagulant including its annual costs for WWTP Čebín. This material may be an inspiration for either design offices or water managing companies and also the general public.
Zlepšení kvality vody při výlovech rybníků pomocí flokulantů
MONDEKOVÁ, Aneta
This bachelor thesis deals with the possibility of improving water quality, that is discharged during fish harvest. The aim of this bachelor thesis was to capture undissolved substances and nutrients in the discharged water in the sewer under the pond by a system of two barriers made of organic material. The barriers served to raise the water level, which provided the time needed for the particles to sediment. Sedimentation was enhanced by flocculant dosing. The evaluation was performed based on a comparison of water quality on profile A without the addition of flocculant and profile B with the flocculant already contained. The difference showed the efficiency of trapping undissolved substances and nutrients by the barrier. Based on the results, it can be stated that barriers made of organic material are able to improve the quality of water discharged from ponds.
Chemicals for waste water treatment
Doskočilová, Denisa ; Vachovec, Roman (referee) ; Hluštík, Petr (advisor)
The aim of this bachelor thesis is to get the reader acquainted first with the history of wastewater treatment in the Czech Republic and also the legislation that relates to waste water treatment. Furthermore, this work will provide an overview of each part of technological wastewater treatment plants and chemicals that can be used in various cases, including their manufacturers and prices. In the practical part there will be conducted a calculation of the amount of coagulant including its annual costs for WWTP Čebín. This material may be an inspiration for either design offices or water managing companies and also the general public.

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