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Lactosol solar thermal plant

references

Whey powder factory (Lactalis group)

15,000 m²

Surface area of thermal solar collectors

3000 m³

Hot water storage volume

Around 8000 MWh

Annual production

2200 Tons

CO2 emissions avoided per year

Summary

The LACTOSOL solar thermal plant provides renewable heat to the Verdun site of Lactalis Ingredients, which specializes in processing whey powder. By reducing gas consumption, it contributes to the site’s decarbonization.

It guarantees a continuous power supply during the night and on cloudy summer days thanks to a thermal storage system, allowing for the optimization of solar energy use. Lactosol is the largest French solar thermal plant supplying an industrial site.

Commissioning
June 2023
Solar peak power
12.4 MWth

We are delighted with this project, which will enable our site to adopt a sustainable approach, whilst continuing to offer the best to our customers.

Mahmoud KAMAL
Director of the Verdun site (Meuse, France) - Lactalis France

Presentation of the heat consumer client

  • One of the largest production sites for powdered dairy products in France
  • Production of 80,000 tons per year of whey and lactose powder

Principle of technology integration

  • Preheating of fresh air supplying the site’s main spray drying tower
  • Integration through 2 water/air heat exchangers within the main air inlet and the regeneration of the desiccant wheel
  • Fossil fuel displaced: gas

The project in video

They are talking about it

A project funded by

logo ADEME logo climaxion grand-est terra énergie arec occitanie oser enr

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