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Anaerobic digestion and biogas news and developments, plus general informational articles on the subject.

Advantages and DisadvantPages of Anaerobic Wastewater Treatment vs Aerobic

Advantages and Disadvantages of Anaerobic Wastewater Treatment vs Aerobic

The principal advantages and disadvantages of anaerobic wastewater treatment when compared with the aerobic equivalent processes are listed, and then discussed below. Advantages of Anaerobic Treatment Less energy required Less biological sludge produced Lower nutrient demand Methane production: Providing potential energy source with possible revenue both from the sale of the energy, and benefit from […]

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Landia mixer guide rails at Milton WwTW.

Wastewater Treatment Sludge Mixing Improvements Raise Plant Efficiency

Wastewater Treatment Sludge Mixing Case Study: Landia the leading producer of specialist water treatment pumps, mixers, aeration systems and advanced processes, has drastically lowered sludge disposal costs and is saving valuable landfill space at a large WwTW in the US. In the words of the Superintendent of the Sewer Authority: “The Landia mixers have been […]

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Define Anaerobic Digestion - Meme

Define Anaerobic Digestion: 10 Top Definitions of AD – Listed

“Define Anaerobic Digestion”, said a student to me recently. No doubt because I discovered anaerobic digestion back in the 1990s via my background of environmental biochemistry originally, I quoted the original Wikipedia definition. That one is all about breaking down organic material without oxygen present (ref: 1) and is all about the chemistry involved. I thought […]

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Image of a Landia Chopper Pump showing how knife debris built-up.

Landia Chopper Pump Chops Knives – Robust Pump Survives Knife Attack!

A Landia Chopper Pump when serviced recently was found to have been chopping on knives apparently left in waste-food. Chopper pumps are so named because a rotating “blade” and 3 fixed “knives” (scroll down to see illustration) at the pump casing entry point. These are positioned to chop through fibrous material (even cutting through rope […]

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Article thumbnail which states: "Anaerobic Digestion vs Landfill.

Anaerobic Digestion vs Landfill – Which is the Best?

Assessing the advantages of anaerobic digestion vs landfill as a means of disposing organic waste is an important step. Businesses need to know for sure that if they move from landfill to anaerobic digestion as the means of disposal of their waste there are not known issues which may prove a risk to the reputation of their […]

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