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September 03, 2019

Business as usual: A dome can store months of product regardless of what Mother Nature throws your way

by Rebecca Long Pyper, Dome Technology, USA

When rivers are too high for barges to navigate, processors face two big questions: How to maintain product quality when shipping conditions aren’t optimal, and how to keep the plant running when product can’t be moved down the river for two months.
 

A dome structure can hold multiple months of grain with the ability to circulate it, providing a way to stay afloat until shipping conditions improve. A dome also stores large quantities of grain to help with capture and carry when merchandisers see those opportunities.

Processors who select a dome—which can range in capacity from 4,000-to-200,000 tonnes—are able to buy grain regardless of what Mother Nature is up to, providing the solution to these two major concerns. “If you’re a processor, you need to be able to continue processing even if the river is down for three months, and the dome will allow you to do that,” Dome Technology Sales Manager Heath Harrison said.

Domes are able to store more than silos with similar dimensions, and increased storage is possible based on the dome’s curvature. Because a dome can support pressure at all points of the structure, product can be stored right up to the apex.

But that produces a substantial pile of grain, so maintaining climate conditions is a must. This starts with the dome itself. First, a PVC membrane covering the entire dome prevents moisture entrance.

Second, the combination of the waterproof membrane, polyurethane foam insulation and reinforced concrete structure prevents extreme interior temperature fluctuation. These features reduce heating and cooling of the walls and air inside, preventing condensation.


Read more HERE.
 

The Global Miller
This blog is maintained by The Global Miller staff and is supported by the magazine Milling and Grain
which is published by Perendale Publishers Limited.


For additional daily news from milling around the world: global-milling.com

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