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["Operación de la columna de destilación", "Estaeste hilo fue editado por última vez por 炼油工人 于2 2222-25 17:48" "Cada se " "La disminión en la " "Si "

2018-07-20View Original

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本帖最后由 炼油工人 于 2018-7-25 07:48 编辑 如果回流温度降低,通过降低回流量来控制塔顶温度,可以达到正常的分离效果吗?
Reply #22018-07-20
精馏段都有精馏曲线,1保证有足够的塔板,2有一定的回流比 3是压力和温度的控制。所以不能达到正常分离效果。
Reply #32018-07-21
回流温度降低,塔顶温度不变,回流降低在一定范围内对塔顶馏出物没有影响的,这个范围要看你塔顶往下馏出物如柴油抽出口到富吸收油返塔、一中返塔温度,返塔流量变化
Reply #42018-07-28
其他条件不变的情况下,回流温度降低;通过降低回流量可以控制正常塔顶温度。从而达到分离效果

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