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Dust has strong electrical conductivity, which causes the electrostatic precipitator to be broken down; how can this be resolved? !

2017-06-04 View Original

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The fuel is petroleum coke, and the flue gas produced contains a certain amount of dust that needs to be removed. An electrostatic precipitator is being used, but it keeps getting damaged and cannot operate properly. Mainly, dust has high electrical conductivity; when it adheres to porcelain insulating supports, it causes rapid creepage, leading to breakdown. I would like to ask experts how to solve this difficult problem? ! Kneel in gratitude! !
Reply #2 2017-06-04
Kneel down first and don’t get up; let me think for a moment
Reply #3 2017-06-04
It’s mainly toner; toner itself is conductive
Reply #4 2017-06-04
This post was last edited by *nht1 on 2017-6-4 at 11:05. Try flushing the ceramic-insulated supports; if there’s no better solution, would it work to add a bag filter before the electrostatic precipitator?
Reply #5 2017-06-04
The flue gas temperature is over 300 degrees, and the bag filters can’t handle it.
Reply #6 2017-06-04
{:3_53:} Waste heat recovery, water film dust removal, and then absorption
Reply #7 2017-06-05
Dust can conduct electricity, excessive temperatures exist, and porcelain insulators are fragile and prone to accumulating dust; therefore, they need to be inspected and cleaned promptly.
Reply #8 2017-06-05
Haha, I suggest you think it over carefully!
Reply #9 2017-06-05
There is high-temperature filtration and dust removal technology; metal filters from Beijing Antai can be used
Reply #10 2017-06-05
All filter elements require backwashing, which is carried out based on pressure difference or time

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