News

12/04/2009.

The largest biomass boiler in France opens for service in Cergy-Pontoise

Officially inaugurated today by Dominique Lefebvre, President of the Cergy-Pontoise UrbanCommunity, Val d'Oise (France), and Olivier Barbaroux, Executive Vice President of VeoliaEnvironnement, this new biomass boiler will enable the network to distribute mainly "greenheat".

In line with the objective to reduce greenhouse gas emissions set by the French Grenelle Environment Forum, this new biomass boiler plant is evidence of the stated commitment by the urban community of Cergy- Pontoise to give priority to renewable energy for its district heating network.

Operated by Dalkia, a Veolia Environnment subsidiary, and EDF-French electricity utility, it accounts for 22% of the energy supplied by Cyel, the Cergy-Pontoise district heating company that provides heating to an equivalent of 32,000 households is raising the network's percentage of renewable energy to more than 60%.

The biomass used at the site is sourced from clean recycled timber (35%), urban pruning chip from the West Paris region (25%), forest chip from forests also in West Paris region (20%), and compost screenings (20%).

What is biomass ?

Used as a fuel to generate energy, biomass is plant material sourced from forestry or farming activities. its main forms are energy wood, biogas and straw.

A solutiopn for the future, biomass is the leading source of renewable energy produced in France, ahead of hydro, wind and geothermal power.

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As the largest and one of the most innovative boiler plants in France, the Cergy-Pontoise facility will provide numerous benefits for the community:

  • Ecological benefits
    Resulting in a substantial 20% decrease in CO2 atmospheric emissions, that is, 16,000 metric tons a year, it will help combat climate change and protect resources.
  • Economic benefits
    Biomass is a particularly competitive source of energy compared with fossil fuels. It is also immune from the price fluctuations that characterize fossil fuels, thereby improving visibility for operating costs.

Also, by enabling the network to lift the percentage of renewable energy resources above the 50% threshold, the use of biomass means users will see the tax on their entire energy bill drop to the lower 5.5% VAT rate.

Wood boiler fact sheet

  • 25 MW installed capacity, enough to heat 4,000 private residences
  • Around 40,000 metric tons of recovered wood consumed each year
  • Silo storage capacity of 4,000 cubic meters
  • 3 to 4 days' autonomy at maximum output
  • 16,000 metric tons of CO2 less atmospheric emissions
  • Capital outlay of €17 million
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