Counterflow MVR Evaporator With Mill Test Report and Standard Compliant Design for Wastewater Zero Discharge
Product Spotlights
Qingdao Conqinphi Environmental Technology Group Co., Ltd. has been a leading manufacturer of industrial evaporation systems since 2015. With a factory spanning 10,000–30,000 square meters and an annual export value exceeding US$10 million, we deliver reliable, high-performance solutions for global wastewater treatment challenges. Our Counterflow MVR Evaporator is engineered to achieve zero liquid discharge while optimizing energy consumption—backed by comprehensive Mill Test Reports and a design that meets international standards. This system is the ideal choice for industries seeking sustainable, cost-effective brine concentration and water recovery.
Key Features & Technical Advantages
- Counterflow Design: Enhances heat transfer efficiency by maintaining a temperature gradient between vapor and liquid, reducing scaling and fouling risks.
- Mechanical Vapor Recompression (MVR): Recycles latent heat from vapor, achieving energy savings of up to 60–80% compared to traditional evaporators.
- Standard Compliant Construction: All wetted parts are fabricated from high-grade stainless steel (304/316L) with corrosion-resistant coatings, ensuring long service life in aggressive chemical environments.
- Integrated Mill Test Report: Every unit undergoes rigorous material and performance testing during production; the certified report confirms compliance with design specifications and industry standards.
- Zero Discharge Capability: Concentrates wastewater to near-dry solids, enabling clean water recovery and minimal waste volume for disposal or reuse.
- Modular & Customizable: Available in multiple capacities (50–500 m³/day) with optional pre-treatment or post-polishing units to match site-specific requirements.
- Advanced Control System: PLC-based automation with touch-screen interface allows real-time monitoring of temperature, pressure, and flow rates.
Technical Specifications (Typical Configuration)
| Parameter | Value Range |
| Evaporation Capacity | 50 – 500 m³/day |
| Operating Temperature | 60 – 120 °C (adjustable) |
| Power Consumption | 15 – 120 kWh/m³ (depending on feed) |
| Material of Construction | SS304 / SS316L / Duplex |
| Compressor Type | Centrifugal or Roots blower |
| Final Solids Content | Up to 25–30% (or as required) |
| Control System | PLC + HMI (Siemens or Allen-Bradley) |
Why Our Counterflow MVR Evaporator Delivers Superior Value
- Lower Operating Costs: Reduced energy consumption directly lowers your electricity bills; the MVR technology eliminates the need for steam boilers in many applications.
- Minimized Downtime: The counterflow configuration suppresses scaling and fouling, extending cleaning intervals and reducing maintenance shutdowns.
- Regulatory Compliance: Our design follows widely accepted engineering standards (e.g., ASME, GB/T), and the included Mill Test Report provides proof of quality for audits and permitting.
- Global Service Network: With over 200 skilled employees, we offer on-site commissioning, training, and after-sales support across North America, Europe, Asia, and Oceania.
- Proven Track Record: Since 2015, we have supplied systems to industries ranging from chemical processing to pharmaceutical wastewater, achieving consistent zero-discharge targets.
Trusted by Global Clients – Backed by Certifications
Qingdao Conqinphi operates under a rigorous quality management system certified to ISO9001 (and other compatible standards such as ISO14000 and OHSAS18001). Our commitment to excellence is reflected in our annual export value of US$10–50 million and our factory’s continuous improvement culture. Every Counterflow MVR Evaporator is delivered with a Mill Test Report that verifies material composition, weld integrity, and pressure test results—giving you full confidence in the equipment’s reliability.
We serve markets across North America, South America, Europe, the Middle East, Southeast Asia, Africa, and Oceania. Many clients in the chemical, food processing, and environmental sectors have achieved zero liquid discharge using our systems, reducing their environmental footprint while recovering valuable water resources.
Contact us today to discuss your project requirements. Our engineering team can customize the Counterflow MVR Evaporator to your specific feed composition, target concentration, and space constraints. Let’s work together to turn your wastewater into a renewable resource.
Frequently Asked Questions
A: Energy consumption ranges from 15 to 120 kWh per cubic meter of water evaporated, depending on feed temperature, salinity, and required concentration. The MVR system typically saves 60–80% energy compared to single-effect thermal evaporators.
A: Yes, the Mill Test Report covers chemical composition, mechanical properties, hydrostatic/pneumatic test results, and weld inspection records for each pressure vessel and pipe spool.
A: Absolutely. We use duplex stainless steel or titanium options for aggressive brine solutions. The counterflow design also reduces scaling potential common in high-salinity feeds.
A: Typically 25–30% total dissolved solids (TDS). For specific applications, we can design for up to 45% depending on crystallization behavior and pumpability.
A: Yes, our service team can travel to your site worldwide. We also offer remote troubleshooting via our digital monitoring platform.
A: We are certified under ISO9001, ISO14000, OHSAS18001, and many other management systems. Product-specific certifications are available upon request.
A: Yes, it is specifically designed for ZLD applications. The combination of our MVR evaporator with a crystallizer or dryer can achieve near-complete water recovery.
A: Lead time typically ranges from 12 to 20 weeks depending on capacity and customization level. Contact our sales team for a precise schedule.
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