["1 FCC двух器流化烧焦问题", ["FCC отсечнойной料进料后，为何还要两器流化烧焦，而不是直接单容器流化烧焦卸剂（两器流化烧焦时，Cat循环量控制多少？为何还要目测Cat颜色后才能改为单容器流化烧焦），望各位老师指导，谢谢！" "При流化烧焦的时候需要喷燃烧油这个就需要看看烧焦效果的" ["Цель两器流化烧焦的目的是将提升管，沉降降器，汽提段内催化剂上的的焦烧掉；如果只是单器流化烧焦那么沉"降器，汽提段内催化剂上将携带大量的焦；卸剂时将直接卸入催化剂储罐。" "Cat循环量控制多少，主要是看提升管出口温度正常就行"

2017-06-19View Original

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FCC切断进料后，为何还要两器流化烧焦，而不是直接单容器流化烧焦卸剂（两器流化烧焦时，Cat循环量控制多少？为何还要目测Cat颜色后，才能改为单容器流化烧焦），望各位老师指导，谢谢！

Reply #22017-06-19

流化烧焦的时候需要喷燃烧油这个就需要看看烧焦效果的

Reply #32017-06-20

两器流化烧焦的目的是将提升管，沉降器，汽提段内催化剂上的焦烧掉；如果只是单器流化烧焦那么沉降器，汽提段内催化剂上将携带大量的焦，卸剂时将直接卸入催化剂储罐。

Reply #42017-06-20

Cat循环量控制多少，主要是看提升管出口温度，正常值就行

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