Sludge stabilisation

Lime slaking and dosing, Techmatic Source: Techmatic Engineering PTY LTD / YouTube

Lime slaking and lime dosing − an animation

An overview of lime dosing operations by Techmatic, for stabilising sludge

Sludge stabilisation hierarchy, showing alkaline and biological stabilisation methods

Insight

About sludge stabilisation

Stabilisation processes reduce the odour and putrescence of sludge, and level of pathogenic organisms

Insight

Sludge treatment − alkaline stabilisation

Alkaline stabilisation is a chemical method to reduce sludge odour and putrescence, and the level of pathogenic organisms

Watermaths book cover, third edition - largely white with an image in blue of bubbling water

Watermaths - 3rd edition ebook out now

Watermaths: Process Fundamentals for the Design and Operation of Water and Wastewater Treatment Technologies − available as an ebook

Foaming sludge in a rectangular concrete tank

Insight

Sludge treatment − lime and solids dosing

Chemical stabilisation of sludge reduces its odour, putrescence and pathogenic bacteria content

Latest features and blogs

Feature

Thermophilic high-solid digestion of dewatered digested sewage sludge

Results from a pilot study at a Swedish WwTP suggest that thermophilic plug-flow dry digestion of DDS can meet the requirement for sludge pasteurization, and simultaneously produce energy and reduce the risk of methane emissions from the treated sludge.

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