Case Studies

Odor control with bio scrubbing

Odor Control with Bio Scrubbing at Haman Gaya Sewage Treatment Plant


  • Haman Gaya plant treats 6,800tons/day of sewage.
  • The performance of the old bio scrubber was getting bad and reached 12-ppm of H2S after bio scrubbing with 15-ppm inlet.
  • Most of the parts are damaged and become corroded.
  • The client decided to replace it with a higher efficient odor control system.


  • One odor control system of Standard with Pre and bio scrubbing type
  • Yusung Bio-Scrubber with water, microorganisms, caustic soda scrubbing liquid
  • FOR one incineration plant of 950㎥/min


  • One wet scrubber installed in 2018 treats 950㎥/min of foul air.
  • 99.5 percent H2S removed