Author: Mark S. Kuhar

Holcim (US) operates the largest single-kiln line cement-producing facility in the world: the Ste. Genevieve plant in Missouri. When the facility went on-stream in 2009, it required 28 large variable frequency drives (VFDs), with power ratings of 350 to 5,500 hp, to power its fans, mill drives and kiln drives. Ste. Genevieve produces hundreds of tons of cement per hour…

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Lafarge Canada’s Exshaw, Alberta, Plant Installs a Stack Silencer That Has Reduced Sound Levels and Created Community Good Will. By Mark S. Kuhar The installation included 13 silencer modules. In January 2012, Lafarge North America finally said “no” to noise. At that time, they saw the completion of an intensive engineering project at its cement plant in Exshaw, Alberta, Canada, by…

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