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As a leading manufacturer with nearly a decade of expertise, Qingdao Conqinphi Environmental Technology Group is proud to present our advanced Multi-Effect Evaporator System featuring a Falling Film design and integrated Heat Recovery. Engineered for efficiency and sustainability, this system is a cornerstone solution for industries aiming to significantly reduce liquid waste volume, recover valuable resources, and minimize energy consumption. Our commitment to innovation and robust manufacturing processes, backed by certifications like ISO9001 and ISO14000, ensures that every system we deliver meets the highest standards of performance and reliability for our global clientele across North America, Europe, Asia, and beyond.
This sophisticated evaporation technology is designed to handle challenging effluents from chemical, pharmaceutical, food & beverage, and wastewater treatment sectors. By leveraging multiple effects and a highly efficient falling film mechanism, the system achieves superior evaporation rates while operating at lower temperatures, protecting heat-sensitive materials. The integrated heat recovery unit captures and reuses latent heat, dramatically cutting operational costs and enhancing the overall environmental footprint of your operation.
Core System Advantages & Technical Specifications:
- High Thermal Efficiency: The multi-effect configuration reuses vapor from one effect as the heating source for the next, drastically reducing steam consumption compared to single-effect units.
- Gentle Product Treatment: The falling film design ensures a short residence time and low operating temperature, ideal for concentrating temperature-sensitive products without degradation.
- Significant Energy Savings: The built-in heat recovery system captures waste heat from vapors and condensates, pre-heating incoming feed and reducing the primary energy demand by up to 60-70%.
- Robust & Corrosion-Resistant Construction: Manufactured primarily from high-grade stainless steel (304/316L), the system offers excellent durability against corrosive process streams.
- Automated & Stable Operation: Equipped with a PLC-based control system for precise monitoring of parameters like temperature, pressure, level, and concentration, ensuring consistent output with minimal manual intervention.
- Compact Footprint: Despite its high capacity, the vertical falling film design allows for a space-efficient layout, saving valuable floor space in your plant.
The system's performance can be tailored to specific client needs. Below is a representative specification table for a standard model:
| Parameter | Typical Specification / Range |
| Number of Effects | 2 to 6 (Customizable) |
| Evaporation Capacity | 500 to 50,000 kg/hr (Water) |
| Final Concentrate Solids | Up to 60-70% (Depending on feed) |
| Steam Consumption (Average) | 0.25 - 0.4 kg steam / kg water evaporated |
| Heating Source | Saturated Steam, Thermal Oil, Electric |
| Material of Contact Parts | SS304 / SS316L / Duplex Steel |
| Control System | PLC with Touch Screen HMI |
Benefits for Your Business:
- Cost Reduction: Lower energy and utility bills directly improve your bottom line.
- Waste Minimization: Drastically reduce the volume of wastewater for disposal, cutting associated hauling and treatment fees.
- Resource Recovery: Concentrate valuable by-products or recover clean water for reuse within the plant.
- Regulatory Compliance: Effectively manage effluent discharge to meet stringent environmental regulations.
- Process Reliability: Enjoy continuous, stable operation with automated controls that reduce operator error and downtime.
Choosing Qingdao Conqinphi means partnering with a proven industry force. Our 10,000-30,000 square meter manufacturing facility, staffed by over 200 experienced professionals, is dedicated to precision engineering and quality control. With an annual export value reaching up to US$50 million, we have successfully deployed our environmental technology solutions worldwide, from Eastern Europe to Oceania. Our comprehensive portfolio of management system certifications, including ISO9001 for quality and OHSAS18001 for safety, underscores our unwavering commitment to excellence. Let us provide you with a reliable, high-performance evaporation system that delivers tangible economic and environmental returns. Contact our team today to discuss your specific concentration challenge and receive a tailored proposal.
Frequently Asked Questions (FAQ)
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What is the main advantage of a falling film design over other evaporator types?
The falling film design allows the liquid to form a thin film as it flows down the heating tubes. This maximizes the heat transfer surface area, enables very high evaporation rates, and operates at lower temperatures, which is crucial for heat-sensitive products to prevent thermal damage or fouling. -
How does the "multi-effect" feature contribute to energy savings?
In a multi-effect system, the vapor generated in the first effect becomes the heating source for the second effect, and so on. This cascading reuse of latent heat means the system consumes significantly less fresh steam overall compared to running several single-effect units in parallel. -
Can this system handle fluids with high fouling or scaling potential?
Yes. The falling film design itself has a lower fouling tendency. Additionally, the system can be designed with features like CIP (Cleaning-in-Place), anti-scalant dosing points, and appropriate material selection (e.g., high-grade stainless steel) to manage challenging feeds effectively. -
What kind of heat recovery is integrated, and what are its benefits?
The system typically includes heat exchangers that recover thermal energy from the hot condensate and/or the final vapor vent. This recovered heat is used to pre-heat the incoming feed stream, reducing the amount of primary energy (steam) required and improving the system's overall thermal efficiency. -
Is the system fully automated?
Our standard offering includes a programmable logic controller (PLC) with a human-machine interface (HMI) for full automation. It controls pumps, valves, temperatures, and levels, ensuring stable operation, safety interlocks, and the ability to log operational data. -
What factors determine the optimal number of effects for my application?
The ideal number depends on your feed characteristics, desired final concentration, available heating steam pressure, and the trade-off between capital cost (more effects cost more) and operating cost (more effects save more energy). Our engineers perform detailed calculations to recommend the most cost-effective configuration. -
Do you provide pilot testing or treatability studies?
Yes, we can arrange for laboratory analysis and, if necessary, pilot-scale testing using a sample of your process stream. This helps us accurately design a system that meets your specific concentration goals and handles your feed's unique properties. -
What is the typical delivery and installation timeline?
The timeline varies based on system complexity and capacity. Generally, fabrication takes 3-6 months after design finalization. We provide detailed installation manuals and can offer technical supervision during commissioning at your site to ensure a smooth startup.
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