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  3. Localisation and repair of non-visible leak

Localisation and repair of non-visible leak

Detection and repair of leaks in 2 different areas of the city of Cali (total of 732 km of network).​

  • Project execution dates
    from October 2016 to April 2017
  • Localization
    Cali / Colombia
  • Expertise domains
    • Commercial optimization
    • Technical optimization
Description of the WMI service
  • Intensive detection of leaks using geophones and correlators in approximately 732 km of network​
  • Repair of 500 non-visible leaks in network pipes and connection​
  • Temporary measurements of flow/pressure to determine the effectiveness of interventions​
  • Detection of 57 irregular connections by using a Georadar​
  • Detection and water cuts–off of 100 frauds​
  • Socialization and intervention in areas of difficult management​
  • Supply and installation of an ultrasonic flow meter with four probes on a pipe of 36” diameter with the construction of a measurement chamber; including installation and commissioning of a remote management system for the transfer of data to the control center of Emcali
  • Supply and installation of an electromagnetic flow meter of 20” in the network of CCP (Concrete Cylinder Pipe) with the construction of the chamber; including installation and commissioning of a remote management system for the transfer of data to the control center of Emcali
  • Supply and installation of an electromagnetic flow meter of 24” in the network of AC (Amiante Ciment) with the construction of the chamber; including installation and commissioning of a remote management system for the transfer of data to the control center of Emcali
Key Results
  • Reduction of water losses up to 45 m³ per day per km (on average in the areas of intervention​)
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