National Repository of Grey Literature 5 records found  Search took 0.01 seconds. 
Intelligent System for Detection of Undesirable Gases and Smoke in the Interior
Kurák, Ondrej ; Orság, Filip (referee) ; Goldmann, Tomáš (advisor)
The object of this work is to create a device capable of detecting smoke and hazardous gases produced by a fire. To solve the problem is designed the device that can detect these dangerous substances before an injury or property damage. The provided solution provides smoke detection, measuring the concentration of various gases and sending these values over a wireless connection in real time.
System of gas and fire detectors in living spaces
Sedláček, Marek ; Kufa, Jan (referee) ; Frýza, Tomáš (advisor)
This bachelor thesis focuses on sensors and microcontrollers connecting via Wi-Fi to IoT networks. For that purpose, monitoring devices were designed. These devices monitor the presence of gases that can occur in households and in the case of exceeding the limits, they send an acoustic signalisation. The measured values and capacity of the battery are then sent by microcontrollers to the Internet via Wi-Fi.
Fire and smoke detection in video
Buzovský, Viktor ; Říha, Kamil (referee) ; Přinosil, Jiří (advisor)
Thesis deals with possibilities regarding detection of fire and smoke in real enviroment video. The main task is to choose suitable model, train this model, and improve detection capabilities of the model afterwards. First part of thesis is summary of theoritical knowledge needed to have understanding of discussed technical necessities. The second, practical part presents the learned model and its subsequent attempts at improvement, firstly using optical flow and then using additional classification networks. The work is concluded with a final implementation for the detector of fire and smoke, and a proposal for its potential improvement is presented. The work also includes the datasets used and created, among other things.
System of gas and fire detectors in living spaces
Sedláček, Marek ; Kufa, Jan (referee) ; Frýza, Tomáš (advisor)
This bachelor thesis focuses on sensors and microcontrollers connecting via Wi-Fi to IoT networks. For that purpose, monitoring devices were designed. These devices monitor the presence of gases that can occur in households and in the case of exceeding the limits, they send an acoustic signalisation. The measured values and capacity of the battery are then sent by microcontrollers to the Internet via Wi-Fi.
Intelligent System for Detection of Undesirable Gases and Smoke in the Interior
Kurák, Ondrej ; Orság, Filip (referee) ; Goldmann, Tomáš (advisor)
The object of this work is to create a device capable of detecting smoke and hazardous gases produced by a fire. To solve the problem is designed the device that can detect these dangerous substances before an injury or property damage. The provided solution provides smoke detection, measuring the concentration of various gases and sending these values over a wireless connection in real time.

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