What are the common reasons for high pressure drop in the bed of a hydrorefining reactor?

2010-12-09View Original

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What are the common reasons for high pressure drop in the bed of a hydrorefining reactor?

Reply #22010-12-09

Catalyst crushing； Excessive airspeed ； Impurity blockage ； Bed coking ； Bed carbon deposition ； Instrument failures, etc.

Reply #32010-12-09

There are many posts on this topic in the forum; the answer in the post below is very detailed: http://bbs.hcbbs.com/viewthread.php?tid=700611&page=1

Reply #42010-12-09

1. High processing volume 2. Dirty raw materials 3. Carbon deposition in the bed 4. Instrument failures 5. Low hydrogen circulation rate 6. Water content in the raw materials 7. Ammonium salt crystallization in downstream pipelines, causing blockages

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