Case Study

Case Study: Italian Waste Water Plant Turns To Endress + Hauser For Control System Automation

Case Study: Italian Waste Water Plant Turns To Endress + Hauser For Control System Automation

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Case Study: Italian Waste Water Plant Turns To Endress Hauser For Control System Automation

Background
The water treatment consortium operates in the associated municipalities of Cairo Montenotte, Carcare, Dego and Altare and in the affiliated municipalities of Cosseria, Plodio, Bormida, Mallare and Pallare, for a total area of approximately 200 km² in Liguria region (I). The consortium water treatment plant serves as the foundation for initiatives to restore and protect the environment in the area in question, where current industrial activities have been built on long standing traditions and have survived to this day as a result of a long and laborious process of evolution.

Description
The urban and industrial sewage treatment plant is based on the biological action of active sludges in two distinct treatment lines: one for treating the sewage, the other for treating the sludge itself.

 

Currently, all components of the water treatment plant are fully operational, serving an equivalent population of approximately 35,000 inhabitants, a figure due in part to the contribution of effluent from industrial districts, for a total of over 3 million cubic meters of effl uent treated annually and 1400 tons of sludge produced by the process of anaerobic digestion.

 

New funding will enable the completion of the main consortium sewage duct, that stretches for approximately 25 Km from Altare and Carcare to the Dego treatment plant. These funds will also be used to construct spillways to protect the main duct in the event of high load due to flash floods which, over the past decade, have been a frequent phenomenon. A number of improvements and upgrades will also be made to the water treatment plant itself for greater control and reliability in the treatment process. In light of the chemical, physical and microbiological results already achieved during the first four years of operation, the waste water could feasibly be reused for irrigation and industry, meaning significant water savings.

Certain components of the plant, such as screens, desilting tanks and surplus sludge tanks, will be upgraded to meet current operational demands, and a remote control system for the entire complex will be realized, linked to new, latest generation analytic and electromechanical control and monitoring instruments, installed at each of the components of the plant.

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Case Study: Italian Waste Water Plant Turns To Endress Hauser For Control System Automation