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fairyvv0906

金虫 (小有名气)

[交流] 关于高压釜的问题

我在高压釜中作了个水解实验,需要在试验过程中放空,可是由于压力大,会使反应物放空带走,怎么才能防止只走气,不走液体?
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急浪轻舟

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你没开冷凝水吧
2楼2008-03-06 09:54:02
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tj001009

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简单的办法是放气慢一点,并关搅拌,放完气再开,可能会好一点不行再想办法
万里迷茫江湖路一笑逍遥天下行
3楼2008-03-06 11:35:03
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catalist

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fangyuan2004(金币+1,VIP+0):鼓励新虫交流!
it's not avoidable that some volatile components are carried out by flue gas because its statuated partial pressure in gas phase. what you can do is to reduce the drop carrying and decrease its partial pressure. so cooling the atuoclave, stopping the stirring, using additional condenser, and relieving pressure slowly should be considered in your operation.
4楼2008-03-06 13:14:05
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Doww

引用回帖:
Originally posted by catalist at 2008-3-6 13:14:
it's not avoidable that some volatile components are carried out by flue gas because its statuated partial pressure in gas phase. what you can do is to reduce the drop carrying and decrease its par ...

如果有挥发性成分,可以考虑排空管接一个冷阱,以便于收集。排空一定要慢。
5楼2008-03-06 22:21:26
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xuxiaolong1966

木虫 (小有名气)

高压釜放空管不插入液面就能只走气,不走液体。
6楼2008-03-08 16:11:10
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luofeng285

金虫 (小有名气)

在防空口加个冷凝器,冷凝器用冷冻液来冷却就好了
7楼2008-03-09 15:57:04
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gfrcnandan

搞压釜应该是一个进气,一个出气,还一个取样的,加冷凝水,开出气口,只要液体不是很满,不会出来的,开阀门的时候缓慢点
8楼2008-03-09 20:24:07
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