304 Stainless Steel Multi-effect Evaporation Concentration Crystallization Equipment With PLC Control for 500L/h Capacity
Product Spotlights
Product Overview
Qingdao Conqinphi Environmental Technology Group Co., Ltd. (established in 2015) brings you the 304 Stainless Steel Multi-effect evaporation concentration crystallization equipment with PLC Control for 500L/h Capacity. As a leading manufacturer with a factory area of 10,000–30,000 square meters and over 200 experienced employees, we have delivered reliable process solutions to customers across North America, Europe, Southeast Asia, and the Middle East. This equipment is engineered to efficiently concentrate and crystallize solutions in industries such as pharmaceutical, chemical, food & beverage, and environmental treatment. The fully automatic PLC control system ensures precise operation, repeatability, and minimal manual intervention, while the 304 stainless steel construction provides excellent corrosion resistance and hygiene compliance.
Key Features & Technical Specifications
- Multi-effect Design – Utilizes multiple evaporation stages to significantly reduce steam consumption (up to 60% energy saving compared to single-effect systems).
- 304 Stainless Steel Construction – All product-contact parts are made of 304 SS (optional 316L upon request), suitable for acidic and neutral media; easy to clean and maintain.
- PLC Control System – Touch screen interface for monitoring temperature, pressure, feed rate, and liquid level; automatic control of valves, pumps, and heating; data logging and alarm functions.
- Capacity 500 L/h – Evaporation capacity of 500 liters per hour under standard conditions (temperature 100°C, atmospheric pressure). Actual capacity may vary depending on feed properties.
- Crystallization Function – Integrated crystallizer section allows simultaneous concentration and crystallization; adjustable cooling rate for crystal size control.
- Compact Footprint – Modular design saves floor space; pre-assembled skid-mounted unit for quick installation.
- Safety Features – Over-temperature protection, pressure relief valves, emergency stop, and automatic shutdown under abnormal conditions.
| Parameter | Value |
| Evaporation capacity | 500 L/h (water evaporation, design conditions) |
| Number of effects | 3 effects (standard); customizable from 2 to 5 effects |
| Operating temperature | First effect: 90–100°C; last effect: 45–55°C (under vacuum) |
| Vacuum system | Water ring vacuum pump or steam ejector (optional) |
| Heating source | Steam (0.3–0.6 MPa) or hot water/thermal oil (available) |
| Crystallization temperature | Controlled via jacket cooling; range 10–60°C depending on solute |
| Material of construction | 304 Stainless Steel (316L for chloride-containing feeds optional) |
Advantages & Customer Benefits
- Reduced Operating Cost – Lower steam consumption means significant energy savings over the lifetime of the equipment.
- Enhanced Product Quality – Gentle evaporation at lower temperatures (vacuum-assisted) preserves heat-sensitive compounds; controlled crystallization yields uniform crystal size.
- Easy Operation – PLC automates start-up, steady-state, shutdown, and CIP (clean-in-place) sequences; operators require minimal training.
- Flexibility – Designed to handle a wide range of feedstocks (aqueous solutions, organic solvents with modifications); capacity scalable.
- Compliance Friendly – 304 SS meets food-grade and pharmaceutical GMP requirements; optional polishing to Ra<0.4μm.
Trusted by Global Customers
Qingdao Conqinphi Environmental Technology Group Co., Ltd. has delivered equipment to more than 30 countries and regions, with an annual export value of US$10–50 million. Our factory operates under ISO9001 quality management system, and we hold additional certifications such as HACCP, OHSAS18001, and others (subject to product scope). Every unit undergoes thorough testing before shipment. We offer complete technical documentation, spare parts, and after-sales support to ensure smooth commissioning and long-term reliability. For technical consultation or a customized proposal, please contact our sales team – your success is our commitment.
Frequently Asked Questions (FAQ)
- Q: What is the evaporation principle of this equipment? A: It uses multi-effect evaporation (MEE) where each effect operates at a lower pressure and temperature than the previous one. The vapor from one effect serves as the heating medium for the next, maximizing energy efficiency.
- Q: Can this system handle viscous or fouling liquids? A: Yes. The design includes optional forced circulation or scraped surface crystallizers for high-viscosity feeds. Please provide your fluid characteristics for a tailored solution.
- Q: What is the required steam pressure? A: Standard supply is steam at 0.3–0.6 MPa (3–6 bar). Other pressures can be accommodated with additional pressure reduction stations.
- Q: Is the PLC system compatible with remote monitoring? A: Yes. The PLC can be equipped with Ethernet/IP or Modbus TCP communication for integration into your DCS or SCADA system (optional).
- Q: How long is the delivery time? A: Typical lead time is 10–12 weeks after confirmation of technical specifications. Customizations may require additional time.
- Q: What spare parts are recommended for maintenance? A: We suggest keeping seals, gaskets, control valves, and a set of temperature/pressure sensors. A complete spare parts list is provided in the manual.
- Q: Do you provide installation and commissioning service? A: Yes. We can send our engineers to your site for supervision of installation and startup (travel costs and fees apply), or provide remote guidance.
- Q: Can the equipment be sterilized in place (SIP)? A: If required, we can add SIP capability using steam or hot water circulation. The standard CIP (clean-in-place) nozzles are included.
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