Saint Dizier Environnement
Saint-Dizier - Model CAREN -Careening Water Treatment and Filtration Plant
Processing unit and filtration of effluent from dry dock areas. The CAREN unit accumulates 3 functions: Interception of floats, Treatment via lamellar settling, Water filtration.
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Advantages
- Makes it possible to guarantee discharge values (for a polluting load according to the Vague Bleue study and compliance with operating conditions):
- TTS < 100 mg/L
- COD < 300 mg/L
- Oil < 10 mg/L (according to standard EN ISO 9377-2)
- Static and run-of-river treatment.
- Storage of sludge isolated from the flow and of high capacity.
- Honeycomb settling structure made of polypropylene (very high chemical and mechanical resistance).
- Decennial warranty via insurance supplemented by an Epers
Size: From 36 to 144 m³/h
Design
- Access wells Ø 800 and Ø 1000
- Polyester composite tank
- Resistance class according to standard NF 16-451-1/CN: 1a
- Input and output connection by lip seals
- Flow breaker and siphon
- Reinforcements for installation in water table
- Anneaux de levage
- Sludge withdrawal column with fireman’s connector DN80
- Multilayer filtration with recyclable materials, extractable without draining.
Operation
The dry weather flow rate (careening) is treated with a surface hydraulic load of 0.1 m/h, and the flow rate in rainy weather at 2 m/h.
Options
- Automatic closing-off device - OBTAUTO200 or 300
- Visual and audible oil alarm system - KAH05
- Manual screening with 40 mm airgap in Stainless steel 316 L
- Composite riser - RHP800 and RHP1000