700L/d Marine Sewage Treatment Plant

700L/d Marine Sewage Treatment Plant

Product Introduction:

The DY Series Marine Sewage Treatment Plant employs a combined treatment process integrating oxidative degradation, membrane microfiltration, and physical disinfection & sterilization to treat domestic wastewater from shipboard toilets, galleys, and bathrooms. This system is also suitable for land-based applications including government offices, schools, hotels, residential complexes, and industrial enterprises.

DY Series offers outstanding advantages:

*Compact footprint with lightweight construction.

*Space-saving modular design.

*No secondary pollution – environmentally friendly operation.

*Simple operation and low maintenance requirements.

Discharge Water Quality & Compliance:

The effluent treated by the DY Series meets the stringent discharge standards of the Revised International Convention for the Prevention of Pollution from Ships (MARPOL 73/78) , as amended by the International Maritime Organization (IMO) . It fully complies with:

*GB3552-2018 "Discharge Standard for Water Pollutants from Ships" – Clauses 5.2.2 and 5.2.4

*IMO MEPC.227(64) "2012 Guidelines on Implementation of Effluent Standards and Performance Tests for Sewage Treatment Plants"

*The DY Series has obtained type approval certifications from CCS, BV, EC, RS, RINA, ABS. ensuring full acceptance by port state control authorities worldwide.

Outline Drawing:

System Schematic Diagram:

Technical Specifications:

Effluent Quality Standards – DY Series Sewage Treatment Plant:

*Thermotolerant Coliform Bacteria: ≥ 100 CFU/100mL.

*Total Suspended Solids (TSS): ≥ 35 mg/L.

*5-Day Biochemical Oxygen Demand (BOD₅) – without nitrification: ≥ 25 mg/L.

*Chemical Oxygen Demand (COD): ≥ 125 mg/L.

*pH Value: 6 – 8.5.

*Residual Chlorine: ≥ 0.5 mg/L.