| 摘要 |
PURPOSE:To provide a system which nullifies the need of a sprinkler system, reduces the cost and the working time for fire prevention, and contributes to the improvement of building appearance and the enlargement of usable space. CONSTITUTION:The system comprises a conditioned air supply duct 6 installed in each floor of a building 1, pressure fans 5A, 5B to supply conditioned air to the interior of the room via conditioned air supply duct 6, a fire extinguishing agent supply pipe 11 installed running through all the floors, a fire extinguishing agent tank 13 connected to the fire extinguishing agent supply pipe 11, fire extinguishing switch valves 14A, 14B installed between the pressure fans 5A, 5B on each floor and the fire extinguishing agent supply pipe 11, and fire detection sensors 15A, 15B distributed in each room. It is further equipped with a control device for fire extinguishing 18 to control the operation of pressure fans 5A, 5B based on the signals from the fire detection sensors 15A, 15B and the opening and closing of the switch valves for fire extinguishing 14A, 14B. |
