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【毎日一問】工程基礎知識(判断問題)20190313

2019-03-13View Original

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蒸留とは、気液間の物質移動の原理を利用し、同じ圧力下で混合物の各成分が持つ沸点が異なることを活用して、塔内の各段階で気液両相が共存する状態で、各成分の気相および液相への分配量を変えることにより、気相には軽い成分が多く、液相には重い成分が多くなり、それによって各成分を分離するものです。塔頂の温度が低いと低沸点の製品が分離され、逆に塔底の温度が高いと高沸点の製品が分離される。対

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