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皆さん、大気中のメタン濃度が20%になるのはどうしてか、教えていただけますか?

2020-01-18View Original

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メタンの空気中での爆発限界は5~15%で、酸素中では約8~55%です。現在、手元には酸素、窒素、メタンの3種類のガスがあり、これらをガスボンベに充填する必要があります。メタンの含有率は20%、圧力は10Mpaとします。 計算結果:メタン20% 109.1グラム、酸素16.8% 182.8グラム、窒素63.2% 602グラム。爆発の危険を避けるにはどうすればよいのでしょうか?

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