| 摘要 |
PROBLEM TO BE SOLVED: To provide disaster prevention equipment showing a sufficient explosion prevention effect even for outdoor hydrogen equipment. SOLUTION: The disaster prevention equipment including hydrogen equipment 2, 3 for storing or supplying hydrogen in a protected area is provided with a moisture generator 5 (a mist nozzle 6, etc.) for increasing humidity in the protected area. A hydrogen detecting means 13 for detecting hydrogen gas leaked to the protected area is arranged. When the hydrogen detecting means 13 detects the leak of the hydrogen from the hydrogen equipment, the moisture generator discharges the moisture. COPYRIGHT: (C)2007,JPO&INPIT
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