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FIRE DETECTION DEVICE AND METHOD OF DETECTING FIRE

  • US 20160358442A1
  • Filed: 05/26/2016
  • Published: 12/08/2016
  • Est. Priority Date: 06/05/2015
  • Status: Active Grant
First Claim
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1. A fire detection device, comprising:

  • a gas sensor configured todetect a gaseous substance in a measurement space, andoutput a first result of the detection;

    a measuring instrument configured tomeasure a diameter of each particle existing in the measurement space, andcount a number of particles for each of diameter ranges to generate distribution data; and

    a control device including;

    a processor configured todetermine, on basis of the first result acquired from the gas sensor, whether a smoke exists in the measurement space,start the measuring instrument upon determining that a smoke exists in the measurement space, anddetermine, on basis of first distribution data acquired from the measuring instrument, whether a fire has occurred.

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