Question

Chemical Process Calculations

Under what circumstances would you use a pneumatic conveyor instead of alternative means of moving solids around?(a)[6 m

(b)What are the four different types of powders as in the Geldart classification and how does it help assess the suitability for pneumatic transfer?[10 marks]

(c)What impact does the hardness of the solid have on the materials of construction and potential operating problems of a pneumatic conveyor and why is dense phase more robust? How would you detect any problems?[4 marks]


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