Italia



Giulio Franzese
24/7 seasonal production: efficiency and environmental compliance
The company needed to manage peak production during the tomato processing season, treating 360 m³/h of wastewater containing soil and organic residues to ensure compliant discharge and uninterrupted operation.
The technical challenges
High seasonal flow rates
Management of large volumes of wastewater (360 m³/h) during peak processing periods.
Organic and solid load
High levels of soil, fine sand and plant residues originating from harvesting operations.
Discharge to sewer
The need to strictly comply with environmental limits for discharge into the public sewer system.
24/7 operational continuity
Ensuring maximum reliability to prevent downtime during the seasonal production cycle.
The solution: tailor-made engineering
We implemented a highly automated clarification and filter press system specifically designed for the food processing industry:
PRX-6100/170000 Clarifier
High-efficiency unit for the rapid sedimentation of large volumes of water.
PRX-1000/30 Automatic Filter Press
For sludge dewatering, significantly reducing moisture content and overall weight.
Smart PLC Automation
Full control of levels and dosing, with remote monitoring and data logging.
Lime milk dosing
Automatic system designed to optimize the chemical-physical treatment process and improve separation efficiency.
Client
Giulio Franzese Srl
Location
Carbonara di Nola (Naples, Italy)
Industry
Food processing industry (tomatoes and canned foods)
Final capacity
360 m³/h
Technology
Chemical-physical clarification + Automatic filter press dewatering



Process water
Tomato washing water, containing soil and organic matter, is collected and treated.
Solid-liquid separation
The dosing of flocculants and lime allows suspended solids to settle rapidly in the clarifier.
Sludge dewatering
The solid residues are pressed into dry cakes, reducing the volume to be disposed of.
Water ready for sewer discharge
The fully clarified water is discharged into the public sewer system in compliance with legal limits.
Results and economic impact
-30% disposal costs
Achieved through the production of highly dewatered sludge with very low residual water content.
Zero downtime risk
Plant stability ensures maximum productivity throughout the seasonal campaign.
Chemical efficiency
Optimized reagent consumption thanks to laboratory testing and automated dosing.
Guaranteed sustainability
Full environmental compliance and reduced ecological impact of the production site.

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