| 摘要 |
PROBLEM TO BE SOLVED: To guide and instruct evacuation in a safe direction by detecting fire and smoke and/or gas in an object space by a plurality of flame/gas detecting units. SOLUTION: Each of the flame/gas detecting units U1, U2 has a laser radar 11 comprising a light emitting part 111, a light detecting part 112 and an azimuth/distance detecting part 113; a spectrum analyzer 12; a guide instructing device 13 (having an evacuation route information storage device 14, an evacuation route display device 15, and a control device 16 referring to evacuation route information in the evacuation route information storage device 14 based on azimuth information and distance information to determine an optimum evacuation route, and allowing at least one evacuation route display device 15 to display the optimum evacuation route). The flame/gas detecting units detect fire and smoke and/or gas independently of each other. COPYRIGHT: (C)2007,JPO&INPIT
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