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Multi-Effect Evaporator for Desalination of Sewage and Wastewater

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Product Spotlights

Qingdao Conqinphi's Multi-Effect Evaporator delivers high-efficiency desalination for sewage and wastewater, recovering up to 95% pure water while cutting energy costs by 80% through multi-effect design. Its robust stainless steel construction, automated PLC control, and compact skid-mounted layout offer reliable zero liquid discharge solutions. Backed by an ISO-certified manufacturer with global export experience, this system minimizes disposal expenses and enables sustainable water reuse.
US$ 1870 - 64800 MOQ: 1 Combo
Key Specifications
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Type:
Multi-Effect Evaporator
Application:
Desalination of sewage and wastewater
Material:
Stainless steel (customizable)
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
50 days
Type Multi-Effect Evaporator
Application Desalination of sewage and wastewater
Material Stainless steel (customizable)
Heating Method Steam or electric (optional)
Control System Automated PLC control
Evaporation Capacity Customizable per client requirement
Energy Efficiency High thermal efficiency with multiple effects
Working Principle Multiple evaporation stages to recover water and concentrate salts
Optional Features Anti-scaling, CIP cleaning system

Qingdao Conqinphi Environmental Technology Group Co., Ltd., established in 2015, is a professional manufacturer of advanced environmental treatment equipment. With a factory spanning 10,000–30,000 square meters and a dedicated team of 201–300 employees, we specialize in delivering high-performance Multi-Effect Evaporators for Desalination of Sewage and Wastewater. This equipment is engineered to effectively treat industrial effluents and municipal sewage, recovering clean water while concentrating pollutants for easy disposal. Our system stands out for its exceptional energy efficiency and scalable design, making it a reliable solution for industries seeking sustainable water reuse and regulatory compliance.

The Multi-Effect Evaporator utilizes a series of evaporation chambers (effects) to maximize water recovery. Each effect operates at a lower temperature and pressure than the previous one, reusing vapor as heating medium. This design dramatically reduces steam consumption compared to single-effect evaporators, achieving up to 80% energy savings. The system handles high-salinity wastewater, including reverse osmosis brine, chemical wastewater, and landfill leachate, with robust anti-scaling and anti-fouling features.

Key Features & Technical Specifications

  • Multi-Effect Configuration: Customizable number of effects (2–10) to match required capacity and energy efficiency.
  • High Water Recovery Rate: Typically 70–95% depending on feed water quality and design.
  • Low Operating Cost: Energy consumption as low as 0.1–0.2 kWh per cubic meter of distillate (with steam-driven option).
  • Robust Material Construction: Standard grade 316L stainless steel, with optional duplex or super duplex for high chloride environments.
  • Automated PLC Control: Full touchscreen interface with remote monitoring capability, minimizing manual intervention.
  • Integrated Pre-Treatment: Optional degassing, pH adjustment, and filtration stages to protect the evaporator.
  • Compact Footprint: Skid-mounted design reduces installation space and simplifies on-site setup.
  • Flexible Heat Source: Compatible with low-pressure steam, electric heaters, or waste heat recovery systems.

Typical Performance Parameters (for Reference)

Parameter Value
Number of Effects 4–6 (customizable up to 10)
Evaporation Capacity per Effect 500–5000 L/h (depending on model)
Distillate Purity
Operating Temperature 60–120°C (first effect)
Steam Consumption 0.2–0.4 kg steam per kg distillate (6-effect design)
Power Consumption 5–15 kW (including pumps and controls)
Feed TDS Range 1,000 – 100,000 mg/L

Application Benefits for Clients

  • Zero Liquid Discharge (ZLD) Ready: When combined with a crystallizer or dryer, the system enables ZLD for stringent environmental regulations.
  • Reduced Disposal Costs: Concentrated brine volume is minimized, cutting hauling and disposal expenses.
  • Water Reuse: High-quality distillate can be reused as boiler feed, cooling tower make-up, or process water.
  • Scalability: Modular design allows capacity expansion by adding more effect stacks.
  • Low Maintenance: Anti-scaling coating and automatic CIP cycles reduce cleaning frequency.

Why Choose Qingdao Conqinphi?

As a manufacturer with annual export value of US$10–50 million and a factory covering 10,000–30,000 square meters, we have shipped our equipment to North America, South America, Europe, Africa, Southeast Asia, the Middle East, Oceania, and many other regions. Our products are backed by comprehensive quality management systems (ISO9001, ISO14000, OHSAS18001, and others) and rigorous testing protocols. With 201–300 skilled employees and a dedicated R&D team, we offer customized solutions, timely after-sales support, and fast delivery from Qingdao Port.

We understand the critical nature of wastewater treatment for your operations. Our Multi-Effect Evaporator delivers reliable performance, energy efficiency, and compliance with local discharge standards. Contact us today to discuss your specific requirements and receive a tailored proposal. Let us help you turn wastewater into a valuable resource.

Frequently Asked Questions

Q1: What types of wastewater can your Multi-Effect Evaporator treat?

A: It is designed for sewage and industrial wastewater with high salt content, such as reverse osmosis brine, chemical effluents, textile wastewater, landfill leachate, and produced water from oil & gas. Feed TDS can range from 1,000 to 100,000 mg/L.

Q2: How many effects do you typically recommend?

A: For most seawater and brine desalination, 4–6 effects offer a good balance between capital cost and energy efficiency. Higher effect numbers (up to 10) maximize steam savings but increase first cost. We provide a lifecycle cost analysis to help you decide.

Q3: What is the water recovery rate?

A: Typical recovery is 70–95%, depending on feed composition and the presence of scaling ions. For high-hardness feeds, we incorporate antiscalant dosing and periodic CIP to maintain performance.

Q4: Do you provide a complete skid-mounted system?

A: Yes, our Multi-Effect Evaporator is available as a skid-mounted unit that includes all pumps, piping, controls, and instrumentation. This simplifies installation and reduces on-site labor.

Q5: What materials are used in construction?

A: Standard construction is 316L stainless steel. For highly corrosive feeds (high chloride), we offer duplex stainless steel or titanium. All materials are selected based on your feed water analysis.

Q6: Can the system be integrated with existing treatment plants?

A: Absolutely. Our design team can interface with your existing piping, electrical, and control systems. We also provide optional remote monitoring for seamless integration.

Q7: What kind of warranty and after-sales service do you offer?

A: We provide a standard 12-month warranty from commissioning, with extended options available. Our service includes online technical support, spare parts supply, and optional on-site training.

Q8: How much energy does the system consume?

A: With a 6-effect configuration, steam consumption is approximately 0.25–0.35 kg steam per kg distillate. Electrical consumption (pumps, controls) is typically 5–15 kW depending on capacity. For electric heating, the equivalent power consumption can be calculated upon request.

Product Tags: Multi-Effect Evaporator , Wastewater Desalination System , Sewage Evaporation Equipment

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Gold Verified Supplier
1Yr
Verified Business License
Business Type
Manufacturer
Year Established
2015
Factory Size
10,000-30,000 square meters
Annual Export Value
US$10 Million - US$50 Million

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