National Repository of Grey Literature 132 records found  beginprevious51 - 60nextend  jump to record: Search took 0.01 seconds. 
Determining of Dron Localization Using Navigation Systems
Nosál, Jan ; Goldmann, Tomáš (referee) ; Drahanský, Martin (advisor)
The thesis describes problems of drone navigation using navigation systems with which the navigation modules that have been tested are able to work. Next the issue with flight path and the determination of the incline and direction of the flight of the drones was solved also. Drones are more and more popular devices used for military, agricultural and commercial purposes. The thesis contains information about most used navigation systems which we encounter every day especially in cars and aircrafts. There were tested two navigation modules for drone localization. Modules capable of handling five navigation systems GPS, Glonass, Galileo, Beidou, QZSS and they can communicate with the Arduino board and IMU controller for drone positioning.
Design of a quadcopter model
Provazník, Marek ; Cejpek, Zdeněk (referee) ; Hůlka, Tomáš (advisor)
This thesis is about design of quadcopter model using framework ROS (Robot Operating System) and simulation environment Gazebo and RViz. It contains brief search about drones in general, dynamics of quadcopter and ROS framework basics. The practical part focuses on code of the world, model, actuators controllers and regulation of quadcopter
User interface for drone control using augmented virtuality
Sedlmajer, Kamil ; Nosko, Svetozár (referee) ; Beran, Vítězslav (advisor)
The thesis evaluates the current possibilities and problems of drone control and suggests possible solutions. The aim is to control drones more efficiently and easily. The final system is based on third person view and Augmented Virtuality technology where real data from the drone (video-stream, localization information) has been integrated into the virtual 3D model of the surroundings. The model of the surroundings has been created using free data. The application provides the pilot with the means to navigate in the surroundings and to navigate to destinations. It also offers the possibility to define areas with various potential security risks during mission planning, which will be used to navigate in the mission zones, and to visualize the overall situation in the virtual scene extended with online real data.
Obstacle Avoidance System
Dražil, Jan ; Raichl, Petr (referee) ; Novotný, Josef (advisor)
This thesis deals with methods for the problem of navigation and movement of autonomous vehicles between obstacles. The thesis first describes in general terms algorithms for motion planning and obstacle avoidance. Then, the thesis discusses the PX4 firmware for UAV control. The thesis proposes a custom obstacle avoidance algorithm designed for UAVs. The sensor used for obstacle detection is a stereo camera. This algorithm was implemented in Python using the ROS framework and tested in the Gazebo simulation environment. The results are discussed.
Simulation of Unmanned Aircrafts in a Virtual Environment
Lindtner, David ; Lázna, Tomáš (referee) ; Gábrlík, Petr (advisor)
The master thesis deals with the issue of simulation of unmanned aircraft missions in a virtual environment. The aim of the work is to demonstrate basic and more advanced autonomous aerial missions in the simulated environment Gazebo - ROS 2. The work emphasizes the stability of the software solution and the stability of the communication between critical components of the aerial mission.
Futuristic Cockpit for Urban Mobility
Bohovic, Samuel ; Prustoměrský, Milan (referee) ; Chudý, Peter (advisor)
Rastúci záujem o mestskú leteckú dopravu vytvára priestor pre vývoj užívateľských rozhraní pre mestskú leteckú dopravu . Nasledújúca práca je koncept zobrazovania letových dát a užívateľského rozhrania pre tieto dopravné prostriedky . Toto bolo dosiahnuté skúmaním minulých a moderných metód zobrazovania letových dát . Výsledný koncept bol implementovaný do simulácie vo virtuálnej realite . Toto bolo dosiahnuté pomocou Unity a okuliarov pre virtuálnu realitu HTC Vive . Koncept je modulárny a bol postavený pre súkromné aj komerčné použitie . Výsledok je demonštrácia toho ako by mohli vyzerať užívateľské rozhrania pre moderné lietadlá pre mestskú mobilitu .
Drone swarm control
Kolísek, Josef ; Raichl, Petr (referee) ; Janoušek, Jiří (advisor)
This thesis focuses on the drone swarm control and the using in practice. It is about the interconnection of several control units of drones and subsequent coordination in the air. The work is divided into theoretical part and practical part. The practical part describes the possibilities of drone swarm flying and coordination of multiple drones. Possible ways of communication and transmission of telemetry data for control using the MAVLink protocol. The next part describes the possibilities of controlling multiple units from one central point and creating flight instructions. The practical part deals with the realization of the software for synchronized flight of two unmanned aircraft and their connection with the ground control station for the transmission of flight instructions. The last part of the work deals with evaluation of the control, compliance of the established flight plan and the proposal of other possibilities for improvement with the solution of deficiencies.
Aspekty tvorby a realizace virtuálních prohlídek prostor
Borák, Marek
BORÁK, M. Aspects of creating and implementing virtual tours. Master's the-sis. Brno, 2023. This master's thesis focuses on the creation of virtual tours using drones and virtual reality (VR) technologies as supporting elements. The aim of the thesis is to design and implement a system that effectively integrates these technologies and investigates how they can jointly contribute to innovative and attractive experiences of virtual tours. In the first part of the thesis, a review of current trends and methods in the field of virtual tours, drones, and VR is conducted. The work then addresses the possibilities of integrating these technologies and their application for creating new and efficient solutions in the area of virtual tours. The second part of the thesis focuses on the design and implementation of a system for creating virtual tours, which utilizes drones to capture spherical panoramas, and the creation of an interactive environment. Thanks to this combination, it is possible to provide users with an engaging and comfortable experience of the virtual tour while ensuring the efficiency and flexibility of the tour creation process. In the last part of the thesis, an evaluation and testing of the proposed system is carried out.
Možnosti využití bezpilotních prostředků při hodnocení efektivity zateplení budov zemědělského charakteru
Čubík, Josef
The bachelor thesis deals with the measurement of heat leakage in agricultural buildings. Depending on the dimensions of these buildings, it is necessary to consider how to improve the assessment of their heat losses. The most used technology for measuring heat leakage is by using handheld thermal cameras. Considering the large areas and the time required, it is suggested to use an unmanned vehicle with suitable characteristics for this task. However, the measurements were done using a thermal imaging camera, which led to selecting an area under which conditions it is more efficient to use a drone. The difference between internal and external temperatures is essential for a conclusive measurement. Therefore, sheds requiring higher temperatures designed for chicken fattening, were chosen for the experiment. The result showed that heat leakage is a significant problem. All the buildings investigated showed heat loss. The leakage varied depending on the specific type of hall measured and the insulation used. Losses were particularly evident in older buildings with leaks and exposed structural construction. Leakages were mainly in the form of significant thermal bridges.
Documentation of the Vidimské lávky catwalk (the Kokořínsko region, Czechia)
Martínek, David ; Lysák, Jakub (advisor) ; Tomková, Michaela (referee)
Thesis aims to create large - scale map of the Vidimské lávky catwalk (Kokořínsko region, Czechia) with an accent on representantion of anthropogenic objects in sandstone relief. Among them are unique catwalk path, artificial caves and manmade rock features. The contour method is used for rock depiction, while the data needed for its execution are acquired by drone aerial scanning using lidar technology. Part of the thesis is information about terrain mapping and other materials used in the creation of the topographical and subsequetly cartographical database. Result of the thesis is a printed map with size of 1200 x 500 mm in a scale of 1 : 700. Key words: lidar, drone, large - scale mapping, sandstone rocks, bridges

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