Municipal Waste Sludge Drying in an Agitated Drum Dryer

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This study presents experiences of drying waste sludge in an agitated drum dryer. Measurements were performed on an agitated drum dryer apparatus equipped with up-to-date instrumentation. As waste sludge is prone to adhesion and balling, it is important to identify the conditions appropriate for drying. Different cases were examined: during measurements, the rotational speed of the agitated drum dryer, the quantity and moisture content of the sludge fed in as well as the temperature of the wall and the drying gas were changed. The data yielded were used to represent the temperature characteristic of drying and the mass changes of the product.

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577-582

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June 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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