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Innovative aeration technology saves energy at Danone

At its production site in Rotselaar, Danone is not only focused on quality dairy but also on forward-thinking water management. For years, Pantarein Water has co-managed the wastewater treatment facility. Today, this partnership results in a major upgrade with a lasting impact.

A new aeration system with big results

In 2023, the aging surface aerators were replaced with a fine-bubble aeration system. This modular, retractable solution is driven by ultra-efficient Turbo blowers that drastically reduce power consumption.

Controlled oxygen flow, controlled energy

By closely monitoring the oxygen demand in the system and dynamically adjusting the aeration process, we managed to fine-tune the treatment operation. The payoff? An energy reduction of 3 MWh per day — without compromising effluent quality.

See what the renovated water treatment plant looks like in the video below!

A future-focused partnership

This initiative is part of an ongoing collaboration where Pantarein Water continuously develops smart upgrades. By combining technical innovation with operational insight, we help Danone achieve measurable sustainability gains.

Curious how smart technology can make your wastewater treatment more efficient? Discover more projects or get in touch.

Used technologies