Powder and Bulk Engineering
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Powder and Bulk Engineering is a technical publication devoted to readers in the bulk solids market, worldwide.
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Publication Date: 05/2007
Pages: 3
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Continuous level sensor functions accurately in dusty environments

A concrete production plant installs a continuous level sensor in a cement powder silo and a fly ash silo to continuously monitor each silo's material level in real time.

Valley-Batavia LLC, headquartered in Shorewood, Ill., operates a concrete production plant in Montgomery, Ill., that can load two concrete mixer trucks simultaneously, each with a different concrete mix. In the past, the plant used point level sensors to indicate the material high levels in the cement powder and fly ash silos. Operators manually kept track of the material amount discharged from each silo to calculate the material's low level. Then about 2 years ago, a supplier of various monitoring instruments talked to the plant about installing a continuous level sensor in the cement powder and fly ash silos to continuously monitor each silo's material level in real time during both refill and discharge. Since the company had had previous positive experiences using the supplier's equipment in other applications at other plants, it decided to install the sensors.

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