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プロの方々に、垂直パイプ内での粒子状物質の上昇高さについて質問です

2018-01-22View Original

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垂直な管の直径は2000mmで、空気の上昇速度は24m/s、圧力は負圧4000Pa、温度は25℃、固体粒子の密度は2800kg/m3です。固体粒子は規則的な球形をしており、直径は1mmです。この条件のもとで、この粒子がどれくらいの高さまで吹き上げられてから降下し始めるのでしょうか。

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