Fluidized bed boiler
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Our unit’s fluidized bed boiler is equipped with a return feeder, but what are those two cone-shaped devices located below the return feeder? Fine sand often flows out from there
It should be the ash discharge port; the original poster can post a photo
It’s not a single air cap; an air cap should be placed inside the furnace chamber
It’s definitely not a wind cap; the element in question should be inside the furnace – it must be an ash discharge pipe!
It’s not a wind cap; the wind cap should be inside the furnace, it should be the ash discharge pipe