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2020-05-27View Original

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Reply #22020-05-27
好的,以下是需要翻译的8个句子:
Reply #32020-05-27
预热再沸器的问题。
Reply #42020-05-27
各位有过这样的的操作么,在不进料的情况下,预热再沸器; 由于物料组成较重,怕进入冷的再沸器后凝结,所以工艺要求在物料进入系统之前就要预热再沸器,总觉得这样操作有风险。
Reply #52020-05-27
温差不要太大没问题的,担心的无法是冷热不均出现裂纹
Reply #62020-06-02
精馏塔后开车很正常啊,后面有回流正常后,前面进料。常规操作
Reply #72020-06-04
不是这个意思,是要求空塔的时候就开始预热再沸器了。

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