Greater Lyon

Greater Lyon district heating network

Lyon - Villeurbanne (69)

Modernisation and sustainable development of heating and cooling network enhancing quality of life in the urban environment

Customer
The Greater Lyon district heating network, along with the cooling network, supplies the equivalent of 41,500 units of accommodation in Lyon and Villeurbanne

Stakes

  • assure safety and comfort of residents
  • upgrade heat production installations (230 MW), improve energy efficiency and develop the network
  • exploit locally available sources of renewable or by-product energy, to reduce and stabilise the cost of heat
  • connect new buildings and pass on economies of scale to end-users
  • anticipate regulatory constraints, contribute to the protection of the urban environment, in pursuit of a strategy of sustainable development
  • communicate with the public and upgrade the information to end-users

Dalkia response

  • renovation of Lafayette central production facility, installation of 20 MW wood-fired boiler and 30 MW CHP
  • optimisation of efficiency, commercial development, and exploitation of renewable sources and by-product energy to provide thermal energy at stable and competitive cost
  • deployment of environmental management system, 24h/7 operation of thermal installations
  • enhanced communication and circulation of information, end-user satisfaction surveys

Results

  • improved safety and comfort of residents
  • optimised energy efficiency, increased sales of thermal energy and lower cost heating cost
  • exploiting sources of renewable or by-product energies, preservation of local job opportunities (wood and timber procurement for energy production)
  • abatement of atmospheric emissions, contributing to the protection of the urban environment, with possible listing of network
  • forging closer relationships with local associations, customers and end-users

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