Lenntech Water Treatment

Cooling Tower Blow Down Re-Use - Switzerland, 300 m3/day - Case Study


Courtesy of Lenntech Water Treatment

Project Description:

Lenntech has engineered, installed and commissioned a turnkey pilot system pertaining MMF, followed by UF, GAC and IX softening, as a last step the water is demineralized with use of a high recovery CCRO system (93%) for cooling tower make-up water in Switzerland. The treated water is used as make-up water for the cooling tower in order to maintain conductivity < 850 uS/cm. In this way a lot of tap water can be saved as make-up water. The complete system is equipped with top brand instrumentation, advanced automation and equipment. The system is completely from European origin and is delivered with a certificate of origin.

Scope of Work:

  • Engineering, manufacturing and assembly
  • Containerized system with air-conditioning
  • Multimedia filtration
  • Ultrafiltration (hollow fiber)
  • Granular Activated Carbon (100% Redundancy)
  • IX softener
  • Close Circuit Reverse Osmosis
  • Chemical cleaning station
  • Siemens PLC
  • Site installation and commissioning

Project duration:
February 2018 to December 2018

Project location:

Product quality:
Conductivity < 30 uS/cm

Project application:
Cooling Tower Blow Down Re-Use

Typical contract amount:
350.000 – 600.000 EUR

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