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National Repository of Grey Literature 2 records found  Search took 0.00 seconds. 
Vplyv pracovných podmienok stroja na presnosť stanovenia jeho polohy
 Petrek, Dávid
The thesis deals with the possibility of fixing the position of the machine through the use of satellite systems for agriculture. It is divided into theoretical and practical part. The theoretical part includes three chapters, which are described most famous satellite navigation systems which include GPS systems GLONAS, Galileo and Beidou. Most attention is paid to the GPS system, the work is described its history, functions, each system accuracy, influences affecting the precision guidance signals and correcting their mistakes. Error correction is divided into DGPS, RTK and VRS RTK systems. This is followed by describing the indicators that affect the accuracy of broadcast signals from space satellites. The last theoretical part describes the benefits of parallel guidance of machinery in agriculture in collaboration with boundary management. The practical part is focused on field trail measure, which described the impact of working conditions stand for precision guidance for land assessment and evaluation of the measurement results.
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Bubnové mlátiace ústrojenstvo obilných kambajnov a jeho modifikácie
 Petrek, Dávid
Bachelor thesis is devoted to the description of harvesters, which is the most important link threshing devices. Is this classification harvester workflows harvesting seed crops. I gave a comprehensive overview of tangential harvesters from leading manufacturers. The paper also describes the structure and function of individual harvesters. The determining factor for quality and quantity, collection will be technology of collection. Standards witch are put on this technology are too high therefore pay attention for perpetuance innovation of technology and suitable setting are very important.
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