Patent ID: 11928954
Assignee: FORGE TECHNOLOGIES, INC.
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 23:
24. A method for monitoring a hazard, comprising:
detecting the appearance of a flame,
detecting a human presence in a pre-set vicinity of the detected flame,
checking whether a human was present when the flame was created,
monitoring for a human presence in relation to the flame at least over the lifetime of the flame,
measuring a flame intensity, and monitoring the flame intensity at least over time for the life of the flame,
monitoring for a rate of rise and/or a rate of fall in the detected flame,
wherein the hazard detector system is configured and arranged to determine whether the detected flame is friendly or hostile based upon:
determination of human absence when the flame was detected,
determination of human absence over the life of the flame,
determination of a change in intensity of the flame,
determination of a change in the rate of rise of the flame, and/or
determination of the location of the flame,

activating an alarm when the flame is determined to be hostile.