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["甲基醚反应器是否可以使用等温反应器?", "甲基醚反应器是否可以?甲醇、变换都实现了等温反应器,", "等温反应器的选择首先考虑的是放热的介质,一般都是用水,由于甲基醚反应温度一般都大于3000 "

2020-05-08View Original

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二甲醚反应器是否可以使用等温反应器? 甲醇、变换都实现等温反应器了,二甲醚是否可以?
Reply #22020-05-26
选择等温反应器首先考虑的是移热的介质,一般都是用水,二甲醚反应温度一般都大于300℃了,而300℃下水的饱和蒸汽压力都超过10MPA了,这样对反应器的制造要增加很多成本,而且水的临界温度为374℃,这样看来二甲醚反应的温度区间很小,所以在目前催化剂的活性温度下,还不适合做等温反应器。甲醇和耐硫变换现在反应温度都在250℃左右,实现等温反应没有问题。

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