Biofilter for the removal of odorous substances
2020

2-stage biofilter unit in panel system

Biofilter for the removal of odorous substances

Challenge

  • Independent extraction required from different emission points (spray driers)
  • Stronlgy fluctuating odorous waste gas flow

Result

  • Equalizing Box and frequency driven fan to ensure slight negative pressure at the take-over point
  • Covered biofilter of 442 m² with nutrient dosing
     

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