Tubular Three-Effect Evaporator for Wastewater Treatment in Chemical Industry
Product Spotlights
Qingdao Conqinphi Environmental Technology Group Co., Ltd., a professional manufacturer since 2015, presents our advanced Tubular Three-Effect Evaporator specifically designed for wastewater treatment in the chemical industry. With a factory area of 10,000-30,000 sqm and over 200 skilled employees, we have delivered high-efficiency evaporation systems to clients across North America, Europe, Asia, and Africa. Our three-effect evaporator utilizes a multi-stage evaporation process to significantly reduce energy consumption while achieving high concentration ratios, making it an ideal solution for treating high-salinity, high-COD chemical wastewater. Each unit is engineered for durability, low maintenance, and compliance with international standards, backed by our annual export value of US$10-50 million.
Key Features & Technical Specifications
- Three-Effect Design: Each effect operates at a different pressure and temperature, allowing the vapor from one effect to heat the next. This reduces steam consumption by up to 60% compared to single-effect evaporators.
- Tubular Heat Exchanger: Constructed with high-quality stainless steel or titanium tubes, ensuring excellent heat transfer and resistance to corrosion from aggressive chemical effluents.
- High Concentration Ratio: Capable of concentrating wastewater from 5% to 30% or higher, depending on feed characteristics, minimizing final waste volume.
- PLC Automatic Control: Equipped with a Siemens or equivalent PLC system for precise temperature, pressure, and flow control, ensuring stable operation with minimal manual intervention.
- Energy-Efficient Operation: Optional thermal vapor recompression (TVR) further reduces energy consumption. The system can also be integrated with MVR (mechanical vapor recompression) for zero liquid discharge (ZLD) applications.
- Low Scaling & Fouling: The tubular design with smooth inner surfaces and optimal flow velocity reduces scaling, extending cleaning intervals and reducing downtime.
- Compact Footprint: Modular skid-mounted design allows easy installation in existing chemical plants with limited space.
- Wide Applicability: Suitable for treating various chemical wastewaters, including those containing acids, alkalis, salts, organic solvents, and heavy metals.
| Parameter | Specification |
|---|---|
| Model | CQ-TEE-3-XXX (Customizable) |
| Evaporation Capacity | 1,000 – 50,000 kg/h |
| Number of Effects | 3 |
| Heating Steam Pressure | 0.3 – 0.8 MPa (G) |
| Operating Temperature | First effect: 120-140°C; Second effect: 90-110°C; Third effect: 60-80°C |
| Material of Construction | SS304, SS316L, Titanium (optional) |
| Electrical Supply | 380V/50Hz or custom |
| Dimensions (L×W×H) | Varies by capacity; skid-mounted |
Advantages & Benefits for Your Chemical Plant
- Significant Cost Savings: The three-effect design reduces steam consumption by approximately 60% compared to single-effect evaporators, directly lowering operational costs.
- Environmental Compliance: Helps achieve stringent discharge standards and supports zero liquid discharge (ZLD) goals, reducing environmental liability.
- Reliable & Durable: Manufactured with high-quality materials and strict quality control under ISO9001, ISO14000, and OHSAS18001 certified processes. Our factory is equipped with advanced testing facilities.
- Scalable & Customizable: We offer capacities from 1 to 50 tons per hour, with options for different materials, automation levels, and integration with existing systems.
- Easy Operation & Maintenance: PLC control with touch-screen interface, automatic cleaning cycles, and remote monitoring capability. Spare parts are readily available.
- Proven Track Record: Over 100 installations worldwide in chemical, pharmaceutical, and food industries. Our annual export value of US$10-50 million reflects global trust.
Our team of 201-300 professionals includes R&D engineers, project managers, and after-sales technicians who ensure smooth project execution from design to commissioning. We have shipped thousands of units through Qingdao Port, serving markets in North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and more. With certifications including HACCP, TL900, QS9000, SA8000, ISO9001, ISO14000, OHSAS18001, and others, we guarantee product quality and safety.
Choose Qingdao Conqinphi Environmental Technology Group Co., Ltd. for your wastewater treatment needs. Our tubular three-effect evaporator is a proven, energy-efficient solution that reduces your waste volume, lowers operating costs, and helps you meet environmental regulations. Contact us today for a customized proposal and quotation. We look forward to partnering with you for a cleaner, more sustainable chemical industry.
Frequently Asked Questions (FAQ)
-
What is the working principle of a three-effect evaporator?
It uses multiple stages (effects) where the vapor from one effect is used to heat the next, reducing steam consumption. The first effect is heated by external steam, and subsequent effects operate at lower pressures and temperatures. -
Can this evaporator handle high-viscosity or scaling-prone wastewater?
Yes, the tubular design with optimized flow velocity and smooth inner surfaces minimizes scaling. For extremely scaling-prone fluids, we can add a forced circulation option or antiscalant dosing. -
What is the typical energy consumption compared to a single-effect evaporator?
A three-effect evaporator typically consumes about 0.4-0.5 kg of steam per kg of water evaporated, while a single-effect consumes about 1.1-1.3 kg. This represents a 60-70% reduction in steam usage. -
Do you provide installation and commissioning services?
Yes, we offer on-site installation supervision, commissioning, and training for your operators. Our service team can travel to any location worldwide. -
What materials are available for the heat exchanger tubes?
Standard options include SS304 and SS316L. For corrosive chemical wastewaters, we recommend titanium or duplex stainless steel. Contact us for material compatibility analysis. -
Can the system be integrated with an existing wastewater treatment plant?
Absolutely. Our engineers can design a custom interface to fit your current layout and piping. We also offer skid-mounted units for easy integration. -
What is the warranty period?
We provide a standard 12-month warranty from the date of commissioning, with extended warranty options available upon request. -
How do I choose the right capacity for my plant?
Provide us with your wastewater flow rate, composition, and desired concentration. Our technical team will recommend the optimal model and configuration.
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