Falling Film MVR Evaporation Concentration Crystallizer 0.5-80t/h Capacity
Product Spotlights
Welcome to Qingdao Conqinphi Environmental Technology Group Co., Ltd. – a leading manufacturer established in 2015 with a 10,000–30,000 sqm factory and over 200 dedicated employees. Our Falling Film MVR Evaporation Concentration Crystallizer (0.5–80 t/h capacity) represents a breakthrough in thermal separation technology. By combining falling film evaporation with mechanical vapor recompression (MVR), this system delivers exceptional energy efficiency and precise crystallization control, making it ideal for industries requiring high-purity solids recovery and minimal waste discharge. Trust our 10+ years of engineering expertise and global export experience (U$10M–50M annual export value) to provide a reliable, customizable solution for your toughest concentration and crystallization challenges.
Key Features & Technical Specifications
- Falling Film Evaporation Design – Thin liquid film flows downward inside vertical tubes, ensuring high heat transfer coefficients and short residence time. Ideal for heat-sensitive materials and low-fouling applications.
- MVR (Mechanical Vapor Recompression) – Compresses secondary vapor to a higher temperature and pressure, then reuses it as heating medium. Energy savings of 60–80% compared to traditional multi-effect evaporators.
- Integrated Crystallization – Precise temperature and supersaturation control enable controlled crystal growth, producing uniform, free-flowing crystals with narrow size distribution.
- Wide Capacity Range – From 0.5 t/h laboratory/pilot units to 80 t/h industrial modules, easily scalable for batch or continuous operation.
- Robust Construction – Available in SS304, SS316L, or duplex stainless steel; fully welded and polished to meet GMP/HACCP standards. Optional Hastelloy for corrosive media.
- Smart PLC Control – Automated operation with real-time monitoring of temperature, pressure, flow rate, and concentration. Remote access and data logging optional.
- Low Operating Costs – Minimal steam consumption (only needed for startup), reduced cooling water demand, and simple maintenance thanks to self-cleaning design.
Typical Technical Parameters
| Parameter | Range / Value |
|---|---|
| Evaporation Capacity | 0.5 – 80 t/h (water evaporation) |
| Operating Temperature | 50 – 100 °C (customizable up to 150°C) |
| MVR Compressor Type | Centrifugal / Roots / Screw (depending on scale) |
| Power Consumption | 15 – 80 kWh per ton of evaporated water |
| Final Crystal Moisture | < 3% (customizable) |
| Material Contact Parts | SS304 / SS316L / Duplex / Hastelloy |
| Control System | Siemens / Allen-Bradley PLC, 7-inch HMI |
| Dimensions (L×W×H) | Custom per capacity; typical 6×3×6 m for 10 t/h |
Customer Benefits at a Glance
- Reduce energy costs by up to 80% – MVR technology recycles latent heat; only electrical power for compressor is the main input.
- Improve product purity – Gentle evaporation at low temperature prevents thermal degradation and yields high-purity crystals.
- Minimize wastewater discharge – High concentration factors reduce liquid waste volume; crystallized solids can be sold or safely disposed.
- Easy scalability – Modular design allows expansion from pilot to full production with minimal re-engineering.
- Reliable after-sales support – Our 200+ employees, including 30+ engineers, provide on-site installation, commissioning, and 24/7 technical assistance.
Why Choose Conqinphi?
With over 8 years of specialization in environmental and evaporation equipment, we have supplied more than 500 units worldwide. Our factory spanning 20,000 square meters houses advanced CNC machining, automatic welding, and rigorous testing facilities. We hold multiple certifications including ISO9001, ISO14000, OHSAS18001, HACCP, TL900, and SA8000, ensuring consistent quality and responsible manufacturing. Our annual export value of US$10–50 million reflects trust from clients across North America, Europe, Southeast Asia, Africa, and Oceania. Every Falling Film MVR Evaporation Concentration Crystallizer undergoes a 72-hour performance test before shipment. We are ready to customize the unit to your specific solution chemistry, capacity requirements, and site conditions. Contact us today to discuss your project and receive a detailed proposal with engineering drawings and payback analysis.
Frequently Asked Questions (FAQ)
-
What is the working principle of a falling film MVR crystallizer?
Liquid is pumped to the top of vertical tubes and flows downward as a thin film. Heated by steam or compressed vapor, the solvent evaporates, concentrating the solution until crystals form. The vapor is compressed by an MVR compressor and returned to the heating side, drastically reducing energy usage. -
Can the system handle viscous or scaling-prone fluids?
Yes, the falling film design minimizes scaling due to high fluid velocity and short contact time. For extremely viscous fluids, optional recirculation pumps and scrapers are available. We recommend a pilot test to confirm feasibility for your specific material. -
What is the typical payback period for this equipment?
Depending on local energy prices and operating hours, clients typically recover investment within 12–24 months due to 60–80% energy savings compared to traditional evaporators. We can provide a customized ROI analysis. -
What materials are available for corrosive environments?
We offer SS304, SS316L, Duplex 2205, and Hastelloy C276. The wetted parts are selected based on pH, chloride content, and temperature of your solution. All materials comply with international standards. -
What is the required space and utility connections?
Space varies with capacity; a 10 t/h unit occupies approx. 6×3×6 m. Utilities needed: electrical power (380–690V, 3-phase), cooling water (for auxiliary condenser if required), and a small amount of steam for startup. Detailed specifications are provided in the layout drawing. -
Do you offer training and after-sales service?
Absolutely. Our team provides on-site installation supervision, commissioning, and operator training. We also offer remote monitoring support and a one-year warranty for all components. Spare parts are available from our Qingdao warehouse. -
Can the crystallizer be integrated with existing production lines?
Yes, the system is modular and can be integrated with your existing feed pumps, preheaters, and downstream solid handling equipment. Our engineers will design a customized interface to match your current setup. -
What certifications does the equipment meet?
Our manufacturing facilities hold ISO9001, ISO14000, OHSAS18001, HACCP, TL900, and SA8000 certifications. The equipment can be designed to meet CE, ASME, or PED standards upon request. Please specify your required code during inquiry.
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