References Wastewater Treatment Plants

For years, our high- performance ultrasound systems have been employed or tested in wastewater treatment plants worldwide in order to pursue the different objectives demanded by the respective plants.

Installationen on distilleries - improvement of alcohol fermentation

  • Pearl Distillery, Ongole, India
    Full-scale test in 2013
    • increase in alcohol yield of 20%

Intensification of anaerobic sludge digestion

  • Ahrensburg WWTP, Germany (50 000 PE)
    Full-scale installation since 2009
    • increase in VS destruction of 15%
    • increase in biogas production of 15%
  • Arrudas WWTP, Brazil (2 000 000 PE)
    Full-scale installation since 2010
    • increase in VS destruction of 20%
    • increase in biogas production of 20%
  • Bad Bramstedt , Germany (85 000 PE)
    Full-scale test in cooperation with the Technical University of Hamburg, 1997
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
      • reduction of the digestion time of 80%
  • Bad Kreuznach WWTP, Germany (110 000 PE)
    Full-scale test in 2017
    • Start-up in February 2017, results will follow within a short time
  • Bamberg WWTP, Germany (230 000 PE)
    Full-scale installation since 2004
    • increase in VS destruction of 30%
    • increase in biogas production of 30%
    • avoided the construction of a new anaerobic digester
    • first energy self-sufficient STP in Europe
  • Bargteheide WWTP, Germany (34 500 PE)
  • Full-scale installation since 2012
    • increase in VS destruction of 15%
    • increase in biogas production of 15%
    • increase in sludge dewatering of 5%
  • Bünde WWTP, Germany (54 000 PE)
  • Full-scale installation since 2007
    • increase in VS destruction of 15%
    • increase in biogas production of 15%
  • Dabrowa-Górnicza WWTP, Poland (200 000 PE)
    Full-scale installation since 2008
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
  • Freising WWTP, Germany (130 000 PE)
    Full-scale test in cooperation with the Universität der Bundeswehr Munich
    • increase in VS destruction of 15%
    • increase in biogas production of 15%
    • increase in sludge dewatering of 10% relatively
  • Häldenmühle WWTP, Germany (80 000 PE)
    Full-scale test in 2014
    • increase in VS destruction of 15%
    • increase in biogas production of 15%
  • Heide WWTP, Germany (40 000 PE)
    Full-scale installation since 2016
    • Start-up in November 2016, results will be added within a short time
  • Hildesheim WWTP, Germany (240 000 PE)
    Full-scale test in 2016
    • Start-up in September 2016, results will be added within a short time
  • Jockgrim WWTP, Germany (21 000 PE)
    Full-scale installation since 2011
    • increase in VS destruction of 20%
    • increase in biogas production of 20%
    • increase in sludge dewatering of 7% relatively
  • Kevelaer WWTP, Germany (49 000 PE)
    Full-scale test in 2013
    • increase in VS destruction of 12%
    • increase in biogas production of 12%
  • Kleinsteinbach WWTP, Germany (40 000 PE)
  • Full-scale installation since 2010
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
  • Leinetal WWTP, Germany (55 000 PE)
    Full-scale installation since 2015
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
    • increase in sludge dewatering of 5% relatively
  • Marne WWTP, Germany (48 000 PE)
    Full-scale test in 2014
    • increase in VS destruction of 30%
    • increase in biogas production of 30%
  • Ratheim WWTP, Germany (45 000 PE)
    Full-scale installation since 2014
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
  • Ratzeburg WWTP, Germany (34 000 PE)
    Full-scale installation since 2015
    • increase in VS destruction of 20%
    • increase in biogas production of 20%
  • Schleswig WWTP, Germany (60 000 PE)
    Full-scale installation since 2010
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
  • Shek Wu Hui WWTP, Germany (350 000 PE)
    Full-scale test in 2014
    • increase in VS destruction of 18%
    • increase in biogas production of 18%
  • Trier WWTP, Germany (170 000 PE)
    Full-scale installation since 2015
    • increase in VS destruction of 25%
    • increase in biogas production of 25%
  • Yanzhou WWTP, China (750 000 PE)
    Full-scale installation since 2016
    • Start-up soon
  • Zeven WWTP, Germany (100 000 PE)
  • Full-scale test in 2016
    • increase in VS destruction of 12%
    • increase in biogas production of 12%
    • increase of the methane content of 1% and therefore increased power production

Improvement of aerobic sludge stabilization

  • Leinetal WWTP, Germany (55 000 PE)
  • Full-scale installation since 2003
    • sonication of returned activated sludge
    • elimination of foam and floating sludge in the aeration tank
    • reduction of waste activated sludge production up to 20%

Intensification of anaerobic sludge digestion/ Combating of bulking and foaming sludge

  • Meldorf WWTP, Germany (55 000 PE)
  • Full-scale installation since 2005
    • increase in VS destruction of 26%
    • increase in biogas production
    • elimination of filamentous organisms and foam in the sludge digester

Combating of bulking and foaming sludge

  • Brunsbüttel WWTP, Germany (13 000 PE)

Full-scale test in cooperation with the Technical University of Hamburg in 2012

    • significant reduction in sludge volume index (SVI)
    • elimination of filamentous organisms and foam in the sludge digester
  • Schleswig WWTP, Germany (60 000 PE)
  • Full-scale installation since 2011
    • significant reduction in sludge volume index (SVI)
    • elimination of floating sludge in the aeration tank

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