Method and device for detecting forest fires

Details Method and device for detecting forest fires Method and device for detecting forest fires

G - Physics

08

B

G08B 17/10 (2006.01) A62C 3/02 (2006.01) G08B 25/00 (2006.01)

Patent

CA 2629779

The invention relates to a method of detecting a fire in a wooded area, characterized in that it comprises the following steps: providing some trees in the area with a fire sensor (3) provided with a radiofrequency emitter (7) able to emit information for identifying and/or locating each sensor, according to a grid of the area to be monitored; detecting at each fire sensor (3) the fire absent or fire present state, and making a fire sensor emit an alert signal, if a fire is present in the vicinity of said sensor, containing information for identifying and/or a signal for locating the said sensor, to a monitoring post (5); - transmitting the alert signal from the monitoring post (5) to the fire brigade by means of a long-range radiofrequency link.

L'invention concerne un procédé de détection d'incendie dans une zone boisée, caractérisé en ce qu'il comporte les étapes suivantes : pourvoir certains arbres de la zone d'un capteur d'incendie (3) pourvu d'un émetteur radiofréquence (7) apte à émettre une information d'identification et/ou de localisation de chaque capteur, selon un maillage de la zone à surveiller ; détecter au niveau de chaque capteur d'incendie (3) l'état d'absence ou de présence de feu, et en cas de présence de feu au voisinage d'un capteur d'incendie, faire émettre par ledit capteur un signal d'alerte comportant une information d'identification et/ou un signal de localisation dudit capteur, vers une borne de contrôle (5) ; - transmettre le signal d'alerte de la borne de contrôle (5) vers les pompiers au moyen d'une liaison radiofréquence à longue portée.

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