National Repository of Grey Literature 7 records found  Search took 0.01 seconds. 
Platform for Measurement of Atmospheric Quantities
Hanák, Jiří ; Vlk, Jan (referee) ; Chudý, Peter (advisor)
This work is dealing with the design and implementation of an embedded system for aerology measuring. The aim of the system is to monitor atmospheric states during an ascent in the suspension under an meteorological balloon.   First of all, attention is given to the Earth's atmosphere and its quantities, then an overview of existing systems for performing aerological measurements. The core of the work is focused on the choice of measurement techniques and the selection of suitable measuring elements for a given scenario. The aerological probe is using atmospheric sensors HIH-8131-021-001, MS5611-01BA03 and PT1000-550 for temperature sensing, while GNSS data is received using the MAX-M8Q-0 module and the measured data is stored on a microSD card and transmitted in parallel using the MTX2-434.650-10 radio module. The system is controlled by STM32L1 from STMicroelectronics programmed in C using  HAL abstraction layer.
Platform for Measurement of Atmospheric Quantities
Hanák, Jiří ; Vlk, Jan (referee) ; Chudý, Peter (advisor)
This work is dealing with the design and implementation of an embedded system for aerology measuring. The aim of the system is to monitor atmospheric states during an ascent in the suspension under an meteorological balloon.   First of all, attention is given to the Earth's atmosphere and its quantities, then an overview of existing systems for performing aerological measurements. The core of the work is focused on the choice of measurement techniques and the selection of suitable measuring elements for a given scenario. The aerological probe is using atmospheric sensors HIH-8131-021-001, MS5611-01BA03 and PT1000-550 for temperature sensing, while GNSS data is received using the MAX-M8Q-0 module and the measured data is stored on a microSD card and transmitted in parallel using the MTX2-434.650-10 radio module. The system is controlled by STM32L1 from STMicroelectronics programmed in C using  HAL abstraction layer.
Analysis of establishing an air route
Rákosník, Jonáš ; Zelený, Lubomír (advisor) ; Sodomka, Jaroslav (referee)
The objective of the thesis was to focus on all the necessary requirements needed at first for establishing an airline company and then for establishing a regular air route. The thesis also contains a practical part - an analysis of Delta Air Lines company and her two already operated direct and regular air routes Prague - New York and Prague - Atlanta. The thesis has through the company focused on description of operating passenger air transportation from the point of view a network airliner. Part of the objective was to show the contemporary state of the air transportation branch and outlining its possible future development with regard to the chosen airline company.
Avenue foundation in extreme conditions special respect to soil quality
Šimek, P. ; Šimek, Miloslav
Quality of soil environment is an important factor which substantially influences growth of plants. Present paper deals on general features and main parts of soils. The importance of soil air content and composition of soil air together with main principles of movement of gases in soil are described. Soil aeration status, namely low oxygen concentration, both low and high carbon dioxide concentrations and higher ethylene concentrations directly influence plants. Changes in amount and composition of soil air impact a number of soil physical and chemical properties, and by this mechanism also influence plant growth and behaviour.

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