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Conductive dryers

For conduction drying, the sludge is heated indirectly by bringing it into contact with a surface which is heated either by steam or a hot oil system. Examples of conductive processes include paddle dryers, disc dryers, and thin film dryers.

Conductive dryers related videos

Paddle dryer for sludge treatment Source: Klooth Alex / YouTube

Paddle dryer for sludge treatment

A video to demonstrate a paddle dryer for sludge in operation.

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Conductive dryers features and blogs

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Feature

Anaerobic digestion optimization through thermal hydrolysis pre-treatment

Pre-treatment of sludge by thermal hydrolysis upstream of anaerobic digestion is used to improve AD efficiency. A study looked at (pre-)commissioning data for a full-scale AD installation undergoing upgrading with TH to assess the basis for optimisation.

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