National Repository of Grey Literature 3 records found  Search took 0.00 seconds. 
Základní fyzikální vlastnosti benzinu
Kožíšek, Ondřej
Bachelor thesis is entitled to topic Basic physical characteristics of gasoline and it is dividend to a few basic parts. In introduction is bachelor thesis devoted to a creation of petroleum and its extraction, becouse petroleum is a basic material in gasoline creation and another fuels. Next part is the longest part, and it is the fuel itself. In bachelor thesis is soluted its creation, use, characteristics, its advantages and disadvantages and the bachelor thesis is replenished with a legislative requirements of gasoline. In another chapter was made a concise summary of used fuels like CNG, LPG, bioethanol, biobuthanol and hydrogen and their characteristics were compared with gasoline characteristics. In conclusion of bachelor thesis it was replenished by an experiment, where is examined dependence of dynamic viscosity on temperature and dependence of gasoline density on temperature.
Vliv teploty na viskozitu a hustotu nového a upotřebeného motocyklového oleje
Kožíšek, Ondřej
This thesis deals with dependency of density and dynamic viscosity on temperure of motorcycle engine oils. The literary part contains basic knowledge about lubricant as such, basic informations about oils, describes principles of chosen tests of motorcycle engine oil and its basic function and physical properties. In the practical part is described procedure of collecting the samples of motorcycle engine oils and its description, metodology of measurement, graphical processing and statistical processing of the collected data.

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