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Eliminate dust problem - Coggle Diagram
Eliminate dust problem
Eliminate problems caused by wet dust
Dry dust before or in filtering system
Settle wet fraction in exit channel
settling camber below first elbo
Redimensioning of cyclones
Increase hot gas flow in outlet channel
eliminate exit of wet dust
Increase residence time of dust in the drum
Cut short circuiting of the feed
Baffle between solid feed and gas outlet
Increase diameter of the drum
concurrent instead of countercurrent
Increase temp in solid feed end
Vapor feed in solid feed end :
Reduce dust flow
Reduce purge gas speed
Reduce flow rate
Define theoretical min flow
Decrease theoretical min flow
Increase temp
Decrease humidity
Increase cross sectional area in critical spots
Define critical speed
enlarge gas outlet cross sectional area
Prevent dust accumulation in outlet dust
Increase speed in the outlet box
Vertical gas outlet "straight up" as in SD
Eliminate wear problem of dust flow
Decrease flow rate in the duct
Vertical gas outlet "straight up" as in SD