Cocurrent MVR Evaporator With 3.5Bar Compression, Corrosion-Resistant Titanium Alloy.
Product Spotlights
Welcome to Qingdao Conqinphi Environmental Technology Group Co., Ltd. — a professional manufacturer of advanced evaporation systems since 2015. Our Cocurrent MVR Evaporator with 3.5Bar Compression is engineered for high-efficiency concentration of challenging liquids. Using a corrosion-resistant titanium alloy construction, this machine excels in handling aggressive chemicals, brines, and acidic waste streams. With over 10,000 square meters of dedicated factory space and annual exports exceeding US$10 million, we deliver reliable, cost-effective solutions to global industries.
This evaporator operates on the Mechanical Vapor Recompression (MVR) principle, drastically reducing energy consumption compared to traditional thermal evaporation. The cocurrent flow design ensures optimal heat transfer and minimal fouling. The 3.5 bar compressor provides the necessary pressure rise to recycle vapor, making the system highly efficient and environmentally friendly.
Key Features & Technical Specifications
- Material Excellence: All wetted parts are constructed from titanium alloy (Grade 2 or Grade 12), offering exceptional resistance to chloride stress corrosion, pitting, and general chemical attack. Ideal for seawater desalination, pickling liquor, and pharmaceutical mother liquors.
- Compressor Performance: Centrifugal compressor with 3.5 bar differential pressure (ΔP). Designed for low vibration, high reliability, and long service life. Energy savings up to 60–80% compared to multi-effect evaporation.
- Cocurrent Flow Design: Feed and vapor move in the same direction, reducing temperature difference along the tube length and minimizing scale formation. Suitable for heat-sensitive and viscous liquids.
- Customizable Capacity: Standard models range from 1 ton/h to 50 ton/h of water evaporation. Larger units available upon request.
- Intelligent Control: PLC-based automation with remote monitoring capability. Auto-adjustment of compressor speed, feed rate, and discharge concentration.
- Compact Footprint: Skid-mounted design for easy installation and integration into existing plants.
| Parameter | Value |
|---|---|
| Evaporation capacity | 5,000 – 50,000 L/h (custom) |
| Compressor pressure rise | 3.5 bar |
| Operating temperature | 60 – 110 °C |
| Material | Titanium alloy (Gr.2/Gr.12) |
| Motor power | 75 kW – 400 kW |
| Concentrate discharge | Up to 30% solids (adjustable) |
Customer Benefits
- Lower Operating Costs: The MVR system reduces steam consumption by 90% compared to conventional evaporators. Your energy bill drops significantly.
- Minimal Downtime: Titanium alloy resists corrosion even at high chloride concentrations, extending maintenance intervals. Easy access to heat exchanger bundles simplifies cleaning.
- Scalability: Multiple units can be arranged in series or parallel to meet expanding production needs. Our engineers assist with layout design.
- Environmental Compliance: Closed-loop vapor recycling eliminates emissions. Effluent can be concentrated to reduce disposal volumes, meeting strict environmental regulations.
Quality Assurance from Qingdao Conqinphi Environmental Technology Group Co., Ltd.
With over 200 skilled employees and a factory spanning more than 10,000 square meters, we have the capacity to deliver large-scale orders on schedule. Our products are exported to North America, Europe, Southeast Asia, and Oceania, with annual export value exceeding US$10 million. We hold multiple certifications, including ISO9001, ISO14000, OHSAS18001, and others, ensuring that every evaporator meets international quality standards. Our after-sales team provides remote commissioning support and spare parts within 48 hours for most locations.
Ready to boost your evaporation efficiency? Contact us today for a tailored quotation or ask about our pilot testing program. Experience the reliability of Conqinphi MVR technology.
Frequently Asked Questions (FAQ)
-
What is the advantage of cocurrent flow over countercurrent in an MVR evaporator?
Cocurrent flow means the feed and vapor travel in the same direction. This reduces the temperature gradient along the tubes, which minimizes scaling and fouling, especially for solutions prone to precipitation. It is also gentler on heat-sensitive products. -
Can this evaporator handle liquids with high chloride content?
Yes. The titanium alloy construction offers outstanding resistance to chloride-induced stress corrosion cracking and pitting. It is widely used for concentrating brine, seawater, and chlorinated organic waste. -
What is the typical energy saving compared to conventional evaporators?
An MVR evaporator consumes only about 5–10% of the energy used in a single-effect evaporator. The 3.5 bar compressor allows efficient vapor recompression, leading to up to 80% reduction in operating energy costs. -
Do you provide customization for specific feed compositions?
Absolutely. We offer variable heat exchanger sizes, tube diameters, and compressor materials. Our engineering team can simulate your process using your feed data to guarantee performance. -
What certifications does your company hold?
We are certified under ISO9001, ISO14000, OHSAS18001, and many other management systems. Specific product certifications (e.g., pressure vessel code) can be provided upon request. -
How long is the lead time for a standard unit?
Standard skid-mounted units typically have a lead time of 8–12 weeks after order confirmation. Custom designs may take longer, depending on complexity. -
Is pilot testing available before purchase?
Yes. We offer on-site pilot testing with rental units or we can test your sample in our lab. This ensures the evaporator meets your concentration and quality requirements. -
What is the warranty period?
We provide a standard 12-month warranty from the date of commissioning, covering manufacturing defects. Extended warranty options are available.
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