Containerized Integrated Wastewater Treatment Plant (CIWTPP) is a highly integrated, modular, mobile, and rapid-deployment wastewater treatment system, specifically designed to treat complex industrial sewage. It encapsulates entire treatment processes within standard shipping containers (20ft/40ft), offering a "plug-and-play" alternative to traditional civil-engineering-based wastewater plants.

• Factory Prefabrication: All treatment units (grille, regulation tank, biochemical reactor, sedimentation, filtration, disinfection, control cabinet) are fully assembled, piped, wired, and factory-tested before delivery.
• Modular Combination: Processes are split into independent modules (e.g., A/O, MBBR, MBR, DAF, UF/RO) that can be flexibly combined or scaled like "Lego blocks" to match specific industrial wastewater characteristics.
• Compact Footprint: Eliminates large on-site concrete tanks; footprint is 50–70% smaller than conventional systems.

Tailored for industrial pollutants (COD, BOD, ammonia nitrogen, total nitrogen/phosphorus, heavy metals, oil, suspended solids, refractory organics):

• Biological Modules:
  • A/O (Anoxic/Oxic): Efficiently removes organic matter and denitrifies nitrogen.
  • MBBR (Moving Bed Biofilm Reactor): High biomass loading, strong shock resistance.
  • MBR (Membrane Bioreactor): Submerged microfiltration/ultrafiltration membranes replace secondary clarifiers; effluent SS ≈ 0, turbidity < 0.5 NTU.
• Physical-Chemical Modules:
  • DAF (Dissolved Air Flotation): Removes oils, suspended solids, and colloids.
  • Chemical Precipitation/Reduction: Targets heavy metals (Pb, Cd, Cr, Hg, etc.).
  • UF + RO (Ultrafiltration + Reverse Osmosis): Produces high-purity reusable water (for industrial recycling).

• Standard Containers: Fits ISO 20ft/40ft shipping containers; easily transported by truck, train, or ship.
• Fast Installation: On-site setup only requires leveling, connecting inlet/outlet pipes, and power; commissioning in 3–7 days (vs. months for traditional plants).
• Movable & Reusable: Can be relocated to other sites or used temporarily (e.g., construction, emergency, remote mines).

• PLC + SCADA Control: Fully automatic operation (auto aeration, sludge discharge, chemical dosing, backwash).
• Remote Monitoring: Real-time data, fault alarms, and remote adjustment via computer/APP.
• Low Maintenance: Minimal on-site labor; sludge yield reduced by 30–50% vs. conventional activated sludge.

• Structural Material: Corrosion-resistant carbon steel (6mm+ thickness) or stainless steel; anti-corrosion coating for long service life.
• Weatherproofing: Insulated, heated, and ventilated containers maintain process stability in cold/harsh environments.

Ideal for industrial sectors with complex or variable wastewater:

• Petrochemical, chemical, pharmaceutical
• Electroplating, mining, metallurgy (heavy metals)
• Food & beverage, slaughterhouse, aquaculture (high organics/oil)
• Textile dyeing, paper making (color, refractory COD)
• Temporary industrial sites, remote factories, emergency treatment

• Speed: Months → days for deployment
• Cost: Lower civil work; faster ROI
• Flexibility: Customizable, scalable, movable
• Quality: Stable, high-standard effluent (often reuse-ready)
• Space: Minimal footprint
• Operation: Smart, unmanned, low labor cost

• Capacity: 5–500 m³/day per unit; parallel for larger flows
• Removal Rates: COD ≥ 90%, BOD ≥ 95%, NH3-N ≥ 90%, TN ≥ 85%, TP ≥ 90%
• Effluent Standard: Meets national/regional discharge limits or industrial reuse standards

In short, containerized integrated plants represent a modern, efficient, and flexible solution for industrial wastewater treatment, especially where speed, mobility, and compactness are priorities.