• Dune Flow Dense Phase Conveying System
Dune Flow Dense Phase Conveying System
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Dune Flow Dense Phase Conveying System

The Dune Flow conveying is high density conveying system that powder/pellets moves while making slug movement with group style form like a sand dune at the bottom of conveying pipe. In the case of coarse (large) powder and pellets, the formation principle is almost similar with Plug Flow. But the difference point against Plug Flow is no closing by particle groups or very few in the section of conveying pipe.

Product Details

In case of small powder, Dune Flow conveying system is very suitable method for high flushable powder in easy to include air and fluidization, because this system is used the fluidization by flushing. The actual conveying system is designed in the same gas velocity range, without distinguishing coarse (large) powder and small powder. Accordingly, both types are called Dune Flow, without theoretically distinguishing. This system is high conveying efficiency like Plug Flow and also the conveying material crushing and piping abrasion can be very decreased against Floating Flow. The proper gas velocity that can be forming Dune Flow is depend on conveying pipe diameter, particle size, bulk density, and gas density (pressure) etc., and the range of gas velocity is designed almost 4~16 m/s.

OUR PRODUCTS

Plug Flow Dense Phase Conveying System

The Plug Flow conveying is one of conveying system that powder/pellets moves while forming the group like plug(slug), without floating. This conveying system has a little air consumption and high conveying efficiency , decreasing the conveying material crushing and piping abrasion . Also, there is no occurrence of streamer in case of resin pellet conveying.

Suspension (dispersion) Flow Dilute Phase Conveying System

The Floating Flow conveying is categorized Dilute phase Conveying System that the gas velocity inside conveying pipe is fast and powder/pellets move with floating.

Layer Flow Dilute Phase Conveying System

In floating flow, Layer Flow means comparatively low (Middle) gas velocity and collected powder/pellets at the bottom of conveying pipe. The Layer Flow has some advantage over Suspension Flow such as ①high mixing ratio and high conveying efficiency ② low conveying material damage ③ low conveying pipe abrasion.

Eco Type classifier / CFA-G2E

Use primary airflow is used as a part of classification airflow. It has higher classification performance than the swirling current classifier.

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