Zippered belt conveyor

Soda ash of bulk density 301b/cuft is to be moved 120 ft horizontally and 30 ft vertically at the rate of 350 cuft/hr. Compare power requirements of Redler and zippered belt conveyors for this service. 

Zippered belt conveyor, 84 sizing calcnlation, 88 Zwietering eqnation, maximnm mixedness, 560... 

Comparison of Redler and Zippered Belt Conveyors 88 Density of a Nonideal Gas from Its Equation of State 91 Unsteady Flow of an Ideal Gas through a Vessel 93 Units of the Energy Balance 94... 

The closed-belt (zipper) conveyor of Figure 5.13 is a carrier that is not limited by fineness or packing properties or abrasiveness. Of course, it goes in any direction. It is made in a nominal 4-in. size, with a capacity rating by the manufacturer of 0.07 cuft/ft of travel. The power requirement compares favorably with that of open belt conveyors, so that it is appreciably less than that of other types. The formula is... 

Figure 5.10. Closed belt (zipper) for conveying in any direction (Stephens-Adamson Co.), (a) Arrangement of pulley, feed hopper and open and closed belt regions, (b) The tubular belt conveyor for horizontal and vertical transport a section of the zippered closed belt is shown, (c) Showing how the zipper closes (on downward movement of the belt in this sketch) or opens (on upward movement of the belt).

---