MVR Evaporation Concentration and Crystallization System for Metallurgy, Acidified Oil, New Energy
Product Spotlights
Qingdao Conqinphi Environmental Technology Group Co., Ltd. proudly presents our advanced MVR Evaporation Concentration and Crystallization System, specifically engineered for demanding applications in metallurgy, acidified oil treatment, and new energy industries. As a direct manufacturer with over 8 years of experience, we combine in-house R&D with a 20,000 m² factory to deliver robust, energy-efficient solutions that reduce operating costs by up to 70% compared to traditional multi-effect evaporators. Our systems are built to handle high-salinity wastewater, sulfuric acid byproducts, lithium brine concentration, and more — ensuring reliable performance even under corrosive and scaling conditions.
Key Features & Technical Specifications
- Energy Efficiency: Uses mechanical vapor recompression (MVR) technology to recycle secondary steam, achieving specific power consumption as low as 40–80 kWh/ton of evaporation.
- Wide Application Range: Suitable for metallurgical pickling waste acid recovery, acidified oil saponification wastewater, lithium carbonate crystallization in new energy battery recycling, and high-salt chemical effluents.
- Corrosion Resistance: Key components made from 316L stainless steel, duplex steel, or titanium alloy, customizable for pH 1–14 and chloride concentrations up to 200,000 mg/L.
- Automatic Operation: Equipped with Siemens PLC and touchscreen interface, enabling real-time monitoring of temperature, pressure, flow rate, and crystal density without constant manual intervention.
- Compact Footprint: Modular skid-mounted design reduces installation space and simplifies on-site commissioning.
- High Recovery Rate: Up to 95% water recovery and >99% purity of crystallized salts (dependent on feed composition).
- Low Maintenance: Anti-scaling coating and self-cleaning filtration extend operational lifespan beyond 10 years.
Technical Parameters (Typical Model CQ-MVR-5000)
| Parameter | Value |
|---|---|
| Evaporation Capacity | 5,000 kg/h (customizable from 500 to 100,000 kg/h) |
| Compressor Type | Roots blower (low temperature) / Centrifugal compressor (high temperature) |
| Operating Temperature | 60 – 110°C (adjustable via compressor speed) |
| Power Consumption | 45 – 75 kWh/ton water evaporated |
| Material of Construction | 316L SS / Duplex 2205 / Titanium (based on chloride level) |
| Control System | PLC + HMI with remote monitoring (optional) |
| Overall Dimensions (L×W×H) | 12m × 4m × 6m (skid-mounted) |
Advantages for Your Industry
- Metallurgy: Recovers valuable metals (copper, zinc, nickel) from acidic waste streams while reducing discharge volume — ideal for pickling baths and electroplating rinse water.
- Acidified Oil: Effectively treats high-COD wastewater from vegetable oil refining, achieving zero liquid discharge (ZLD) when combined with our crystallization module.
- New Energy: Concentrates lithium brine and crystallizes lithium carbonate or lithium hydroxide monohydrate with energy savings of 50–70% vs. conventional evaporation.
Our team has successfully delivered over 200 MVR systems globally since 2015, with clients in North America, Europe, Southeast Asia, and the Middle East. With annual export value exceeding US$10 million, we prioritize quality and after-sales service. Each unit undergoes rigorous factory testing and comes with a 2-year warranty. Our certifications including ISO9001, ISO14000, and OHSAS18001 confirm our commitment to safety and environmental management.
Frequently Asked Questions (FAQ)
-
Q: What is the working principle of your MVR system?
A: The system compresses low-temperature secondary steam using a mechanical compressor, raising its temperature and pressure, then recycles it as a heat source for evaporation. This minimizes external steam consumption. -
Q: Can your system handle high-viscosity fluids like acidified oil wastewater?
A: Yes, we offer custom pre-treatment units (e.g., oil-water separators, pH adjustment tanks) and can use forced circulation or falling-film evaporators designed for viscous liquids. -
Q: What is the typical payback period for an MVR evaporator?
A: Depending on local energy costs and feed characteristics, many clients see payback within 1.5 to 3 years. -
Q: Do you provide turnkey installation and commissioning?
A: Yes, we offer full engineering design, equipment supply, on-site installation supervision, and operator training. -
Q: What certifications do your products hold?
A: Our systems are manufactured under ISO9001 quality management, ISO14000 environmental management, and OHSAS18001 occupational health standards. Additional certifications are available upon request. -
Q: Can you customize the system for a specific concentration or crystallization requirement?
A: Absolutely. We can adjust compressor capacity, heat exchanger area, separator design, and crystal classification to meet your target product purity and yield. -
Q: How long is the warranty and what is covered?
A: We provide a standard 2-year warranty covering manufacturing defects. Extended warranties and spare parts packages are optional. -
Q: What is the lead time for a typical MVR system?
A: Standard models ship within 60–90 days after order confirmation. Custom engineered systems may require 90–120 days.
Contact Qingdao Conqinphi today to discuss your specific evaporation or crystallization challenge. Our engineers will tailor a solution that maximizes water recovery, minimizes energy consumption, and enhances your process profitability. With 201–300 dedicated employees and a 20,000 m² factory, we are ready to support your global project.
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