Automatic backwash filter for diesel hydrogenation
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Dear experts, the pressure difference of the backwash filter is high; it remains high even after automatic backwashing, or it’s difficult to reduce this pressure difference after the filter has been in operation for a long time. How should this be dealt with? For the best and simplest way to handle filter elements, please refer to this
Is it because the filter element is too clogged and can’t be cleaned out?
Check whether the raw materials contain impurities； Device load status ； Steam cleaning
It is taken out and cleaned with a high-pressure water gun. We have four direct supply lines here, and it is generally cleaned once every month or so
It is advisable to consider whether the feed rate corresponds to the feed temperature required by the process design Is the feed oil too dirty?
These days, backwashing is generally carried out every 2 hours or so, with the pressure difference being kept below 10. For my end, the backwash is designed to be at around 30-40 degrees
Yeah, soaking in alkaline solution and cleaning with steam – do you all have any good methods?
It needs to be backwashed every 2 hours. Do you have any good solutions? Add a filter or something in front of it