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Industrial MVR Falling Film Evaporator for High-Concentration Wastewater Treatment

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Product Spotlights

High-efficiency MVR technology cuts energy use by over 80% versus traditional evaporators. Specifically engineered for tough, high-TDS wastewater streams, it achieves extreme concentration (>95% solids) with minimal scaling. Built with corrosion-resistant materials (316L/Duplex/Ti) and fully automated PLC controls for reliable, low-maintenance operation. A core component for achieving Zero Liquid Discharge (ZLD) and recovering reusable water, reducing disposal costs and ensuring environmental compliance.
US$ 42600 - 58000 MOQ: 1 Combo
Key Specifications
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Evaporator Type:
Mechanical Vapor Recompression (MVR) Falling Film
Primary Application:
High-Concentration Industrial Wastewater Treatment
Construction Material:
316L Stainless Steel / Duplex Stainless Steel / Titanium
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
98 days
Evaporator Type Mechanical Vapor Recompression (MVR) Falling Film
Primary Application High-Concentration Industrial Wastewater Treatment
Construction Material 316L Stainless Steel / Duplex Stainless Steel / Titanium
Heat Transfer Surface Customizable (e.g., 100-5000 sq.m)
Energy Source Electricity (for compressor) & Steam (optional for startup)
Control System Fully Automatic PLC with Touch Screen HMI
Concentration Capability Capable of achieving over 95% solid content
Design Standards ASME, PED, GB Standards (customizable)
Optional Features CIP System, Pre-heater, Condenser, Crystallizer

As a leading manufacturer with nearly a decade of experience in environmental technology, Qingdao Conqinphi Environmental Technology Group is proud to introduce our advanced Industrial MVR Falling Film Evaporator. Engineered specifically for the demanding task of treating high-concentration wastewater, this system represents a significant leap in efficiency and sustainability for industries facing stringent discharge regulations and rising operational costs. Our solution directly addresses the core challenges of waste minimization and resource recovery, transforming a costly liability into a potential source of value.

Core Technology & How It Works:
The MVR (Mechanical Vapor Recompression) Falling Film Evaporator is a highly efficient thermal separation process. Unlike traditional evaporators that consume large amounts of fresh steam, our system reuses its own vapor. Here’s a simplified breakdown of the process:

  • Pre-treatment & Feeding: Pre-heated wastewater is evenly distributed to the top of vertical heat exchanger tubes.
  • Falling Film Formation: The liquid forms a thin film as it flows down the inner walls of the tubes. This maximizes the surface area for heat transfer.
  • Evaporation: Heat from the compressed vapor (shell side) causes a portion of the film to evaporate inside the tubes.
  • Vapor-Liquid Separation: The mixture of vapor and concentrated liquid is separated in a centrifugal separator.
  • Vapor Recompression: The separated vapor is mechanically compressed by a high-efficiency compressor, raising its temperature and pressure, making it suitable as the heating medium again.
  • Condensation & Output: The final vapor is condensed into high-purity distillate (water), while the concentrated brine or slurry is discharged for further processing or disposal.

Key Product Features & Advantages:

  • Exceptional Energy Efficiency: By recompressing and reusing vapor latent heat, the system can achieve Steam Economy (SE) values significantly greater than 1, often reaching 20-30, reducing energy consumption by over 80% compared to single-effect evaporators.
  • Designed for High Concentrations: The falling film design is less prone to fouling and scaling at high concentrations, making it ideal for reaching near-saturation points, reducing final waste volume drastically.
  • Compact & Modular Design: Our skid-mounted or modular design simplifies installation, reduces footprint, and allows for scalability to match your capacity needs.
  • Advanced Material Selection: We construct critical components from corrosion-resistant materials like 316L, Duplex stainless steel, or titanium to handle aggressive wastewater chemistries, ensuring long service life.
  • Fully Automated Operation: Equipped with a sophisticated PLC control system and touch-screen HMI, the evaporator enables continuous, stable operation with minimal manual intervention, ensuring consistent output quality.
  • Environmental Compliance & Resource Recovery: Effectively reduces wastewater volume, facilitates zero liquid discharge (ZLD) strategies, and produces reusable condensate water, aiding in compliance and sustainability goals.

Technical Specifications & Configuration Options:
The following table outlines typical customizable parameters for our standard MVR Falling Film Evaporator systems. All specifications are tailored to client requirements.

Parameter Range / Options Notes
Evaporation Capacity 1 - 100 tons/hour (water) Custom designs available beyond this range
Final Concentration TDS Can exceed 300,000 mg/L Depends on wastewater composition and scaling potential
Condensate Quality TDS < 50 mg/L (typical) Suitable for reuse as cooling tower makeup or process water
Compressor Type Centrifugal / Roots Blower / Screw Selected based on capacity and vapor properties
Heat Exchanger Tube Material 316L SS, 2205 Duplex, Titanium Chosen for corrosion resistance
Control System Siemens/Allen-Bradley PLC with SCADA Remote monitoring optional

Applications Across Industries: This evaporator is a versatile solution for concentrating and treating challenging wastewater streams in sectors such as:

  • Chemical & Pharmaceutical: Concentration of mother liquors, spent solvents, and high-COD process water.
  • Food & Beverage: Treatment of dairy whey, sugar condensate, fermentation broth, and cleaning-in-place (CIP) wastewater.
  • Power & Electronics: Desulfurization wastewater (FGD), flue gas condensate, and semiconductor etching waste.
  • Mining & Metallurgy: Leachate concentration, tailings pond water, and acid mine drainage.
  • Textile & Dyeing: Treatment of dye bath effluents containing high salts and organics.
  • Landfill & Municipal: Leachate volume reduction and concentration.

Trust and Capability Backed by Experience: Choosing Qingdao Conqinphi Environmental Technology means partnering with a proven manufacturer. Our 10,000-30,000 square meter production facility, staffed by a dedicated team of 201-300 professionals, is equipped to handle projects of significant scale. Our commitment to quality is reflected in a comprehensive management system, and our global reach is evidenced by exports to markets across North America, South America, Europe, Asia, Africa, and Oceania. With an annual export value ranging from US$10 to US$50 million, we have the capacity and international experience to deliver reliable, high-performance wastewater treatment solutions. Our MVR Falling Film Evaporator is not just equipment; it's a long-term investment in operational efficiency, regulatory compliance, and environmental stewardship. Contact us today to discuss how we can engineer a system tailored to concentrate your wastewater challenges into manageable solutions.

Frequently Asked Questions (FAQ):

  1. Q: What is the main advantage of an MVR system over a traditional multi-effect evaporator?
    A: The primary advantage is dramatic energy savings. An MVR system uses a compressor to recycle vapor, consuming only electrical energy for compression, while multi-effect systems require a continuous input of fresh steam. MVR can reduce energy consumption by over 80% in many applications.
  2. Q: Is the falling film design suitable for wastewater with suspended solids or high fouling potential?
    A: The falling film design is excellent for clear to moderately fouling liquids. For feeds with high suspended solids, a forced circulation evaporator or a hybrid system might be recommended. We conduct thorough feed analysis to propose the most suitable evaporator type.
  3. Q: Can this system achieve Zero Liquid Discharge (ZLD)?
    A: Yes, our MVR Falling Film Evaporator is a core component in a ZLD process train. It concentrates wastewater to a small volume of brine or slurry, which can then be sent to a crystallizer or dryer to produce solid waste, achieving ZLD.
  4. Q: What is the typical payback period for such an investment?
    A: The payback period varies based on local energy costs (electricity vs. steam), wastewater volume, and disposal costs. Typically, clients see a return on investment within 1 to 3 years due to savings on energy, water reuse, and reduced waste disposal fees.
  5. Q: Do you provide pilot testing or treatability studies?
    A: Yes, we strongly recommend and can arrange pilot testing using a mobile unit or lab-scale equipment. This helps determine precise operating parameters, fouling behavior, and final concentrate characteristics, de-risking the full-scale project.
  6. Q: What kind of maintenance does the system require, especially the compressor?
    A: Maintenance is relatively low. The compressor requires scheduled oil changes and bearing inspections per the manufacturer's guidelines. The falling film tubes may require periodic cleaning via a Clean-in-Place (CIP) system, which can be automated. We provide detailed operation and maintenance manuals and training.
  7. Q: Are the systems customizable for different capacities and site conditions?
    A: Absolutely. We design and manufacture each system to meet specific client requirements regarding capacity, feed characteristics, material of construction, automation level, and physical footprint. Modular designs facilitate installation in space-constrained areas.
  8. Q: What post-sales support do you offer?
    A> Our support includes comprehensive commissioning supervision, operator training, a warranty period, and lifelong technical support. We maintain a stock of common spare parts and offer remote diagnostic assistance through our control systems.
Product Tags: MVR Evaporator , Falling Film Evaporator , Wastewater Concentration System

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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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