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A problem of electric powered wheelchair
Filipec, Petr ; Sikora, Michal (referee) ; Švejda, Pavel (advisor)
This work deals with the research electric powered wheelchair and one's own project for its improvement. At the beginning a basic characterization of powered electric wheelchair is described. The work continues with a study of research control systems. Next, statistics are worked up from opinion poll. Instrument for optimalization engine power and battery capacity is created in terms of this information.
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Spiral conveyor
Bednář, Jiří ; Malášek, Jiří (referee) ; Kašpárek, Jaroslav (advisor)
The aim of this bachelor thesis is a proposal construction of the spiral conveyor serving to the transport wheat from the container to the grinding equipment. The introduction describes the theoretical part of the screw conveyors, spiral conveyors and transported materials. This is followed by construction solution and calculation of the most important parts of the conveyor.
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Model Ranges Analysis of Excavators more than 20 tons
Šimíček, Václav ; Pokorný, Přemysl (referee) ; Kašpárek, Jaroslav (advisor)
The aim of this study is to work out the summary of present building mobile machines – excavators. The analysis contains technical and operating parameters of over 20 tons heavy excavater from home and foreign manufactures. Excavators are dividet into groups according to their weight. In each group there are compared qualities of the machines and then tables and graphs will be created.
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Belt feeder
Mikulecký, Lukáš ; Kašpárek, Jaroslav (referee) ; Pokorný, Přemysl (advisor)
This bachelor thesis deals with constructional proposal of a belt feeder for continuous dosage of crushed stone with required haulage 100 t/hour. Serving distance is 3m. The work includes functional calculations and determination of the main proportions of a short horizontal feeder, proposal of the driving mechanism, strenght-based calculation of the driving shaft and selected drawings.
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