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Wyszukujesz frazę "underground fires" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
CFD simulation of the brattice barrier method for approaching underground mine fires
Autorzy:
Adjiski, V.
Mirakovski, D.
Despodov, Z.
Mijalkovski, S.
Powiązania:
https://bibliotekanauki.pl/articles/972327.pdf
Data publikacji:
2016
Wydawca:
Politechnika Wrocławska. Wydział Geoinżynierii, Górnictwa i Geologii. Instytut Górnictwa
Tematy:
underground mines
fire scenario
modeling fires
brattice barrier
approaching fires
Opis:
Fires are the most feared hazard in underground mines. The problems associated with under-ground mine fires calls for special techniques and treatments in its prevention and fire fighting. Each mine fire presents unique conditions from the perspective of dealing with it. The purpose of this paper is to present Computational Fluid Dynamics (CFD) simulated fire scenarios on which is tested the brattice barrier method for approaching underground mine fires. With this experimental CFD model we can de-termine the effectiveness of this method. These simulations were performed to determine if we increase the air velocity into the roof with help of brattice barrier, will this remove the smoke and heat upstream of the fire so that firefighters can approach safely and extinguish the fire. We can also observe the explosive range of the particles and gases that travel upstream of the fire and are then forced back into the fire area by this brattice barrier method.
Źródło:
Mining Science; 2016, 23; 161-172
2300-9586
2353-5423
Pojawia się w:
Mining Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Simulation and optimization of evacuation routes in case of fire in underground mines
Autorzy:
Adjiski, V.
Mirakovski, D.
Despodov, Z.
Mijalkovski, S.
Powiązania:
https://bibliotekanauki.pl/articles/91938.pdf
Data publikacji:
2015
Wydawca:
Główny Instytut Górnictwa
Tematy:
underground mine
fire scenario
modeling fires
optimization
simulation
evacuation plan
kopalnia podziemna
scenariusz pożaru
modelowanie pożaru
optymalizacja
symulacja
plan ewakuacji
Opis:
Risks of fire occurrence in underground mines are known for a long time. Evacuation and rescue plans allow to each underground mine to respond and establish control in case of emergency. The primary goal of this paper is to determine the optimal system for evacuation in case of fire in underground mines and through a process of computer simulation to be presented to all workers that are affected by this issue. In this study is developed a system that allows by using available software to work out the complete evacuation plans that include analysis of fire scenarios and optimal routes for evacuation. With development of database of fire scenarios, it is possible to plan routes for evacuation in all situations. This presented methodology can serve to make effective system for evacuation and rescue in case of fire and to help save lives and protect the financial investment in the mine. This methodology represents the most economical option of making an effective system for evacuation and also can serve as an idea of making a software package that includes all the steps of making a system for evacuation and rescue in case of fire in underground mines. This presented model will have increased accuracy compared to other models presented so far, because of the prepared 3D model of the underground mine which includes the actual dimensions of the mine along with its associated elements from which the fire dynamics and system for evacuation depends.
Źródło:
Journal of Sustainable Mining; 2015, 14, 3; 133-143
2300-1364
2300-3960
Pojawia się w:
Journal of Sustainable Mining
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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