Oxidation ditch aeration

In an oxidation ditch for secondary treatment, sludge is transported horizontally through a circular shaped tank. Aeration provides oxygen for aerobic micro-organisms to enable consumption of organic material. Aeration also facilitates nitrification processes for nitrogen removal why effecient aeration is needed to optimize the nutrient removal.

Design recommendations

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Vienna, Austria

Vienna, Austria

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Product overview

Listed products follow the recommendations set by Xylem. Note that other products may be suitable depending on operating conditions.

Aeration

Sanitaire Gold Series membrane diffusers

Sanitaire Gold Series membrane diffusers

These new Sanitaire Gold Series deliver the lowest available energy consumption through a combination of high oxygen transfer efficiency and low head loss. The robust, modular design makes for easy, versatile installations and absolute reliability.

Flygt Jet aeration

Flygt Jet aeration

Submersible, self-aspirating jet aerator intended for aerating and mixing of contaminated water. The jet aerator is based on a submersible Flygt pump and a designed ejector system.

Silver Series II membrane

Silver Series II membrane

The Sanitaire fine bubble aeration systems with the Silver Series II, 7" or 9" membrane is the most widely used diffuser. It offers significant energy cost savings.