Biomass Boiler Nesle

France

Overview

  • 110 t/h steam capacity (83 MW), 16MWel, process heat and cooling water for adjacent industry
  • Fuel: natural wood
  • Dimensions ECO bundles: -W 6.5m x L 2.5m x H 1.5m -PT 76mm, PL 73mm, tube diameter 31.8mm -Finn geometry: 120mm x 70mm rectangular fin plates connecting two tubes -distance between fins: 19mm -Manufacturer: Favier-Setrem
  • Initial cleaning equipment: rake soot blower above each ECO bundle (10t/h steam consumption soot blowing 3x/day); 2 Nirafon sonic horns between bundles; manual online boiler cleaning every 14 days
  • Since 07/2016: Shock Pulse Generators, 1x EG10XL, 1x TwinL; Shock Pulse Interval 1h
  • Since installation of SPGs, the flue gas temperature difference over the ECO can be kept constant; without sonic horn, without repeated manual online boiler cleaning; mostly without use of sootblowers.
  • Plant owner: Akuo Energy
  • Plant supplier/operator: CNIM/CNIM EB
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EG10XL discharge nozzle cleaning right side of finned tube ECO bundles. Rake soot blower stays installed.

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TwinL 90° rotated cleaning left side of finned tube ECO bundles. Met tight installation restrictions outside of boiler.

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Pictures concerning installation

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