…Coal dust is effective for temporary suppression because it is difficult to wet, but it can quickly evaporate and dry out when the flames of an explosion pass through it. Another explosive suppression method, rock dusting, is considered the most effective. Non-combustible rock powder is spread on the coal dust pile, ideally mixing the two so that the rock powder absorbs the heat even if the flames pass through it. … *Some of the terminology used in relation to the "rock dust spreading method" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…炭塵はぬれにくい性質があるので一時的におさえるには有効であるが,爆発の火炎が通過するとたちまち蒸発乾燥する可能性もある。他の爆発性抑制法には岩粉散布法があり,これは最も効果のあるものとされている。不燃性の岩石の粉末を堆積炭塵の上に散布して,理想的にいえば両者を混合してしまうので,たとえ爆炎が通過しても岩粉が熱を吸収してしまう。… ※「岩粉散布法」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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