Explore our precision-engineered thermodynamic systems manufactured under rigorous CE safety parameters and international directives.
Efficient drying solutions engineered directly from reliable suppliers and our modern factory facility.
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Efficient concentration solutions designed for heat-sensitive liquid components from trusted manufacturing plants.
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Leading China supplier and factory for heavy-duty dewatering solutions and continuous solid extraction services.
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Energy-efficient process solutions developed by leading manufacturers for diverse concentration applications.
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Direct supply and customized sizing services for industrial mechanical separation and high torque dewatering.
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Direct manufacturer factory specifications for high-capacity, uniform, and rapid particulate moisture reduction.
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Optimized process performance models from specialized manufacturing plants targeting lower steam ratios.
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Specialized processing equipment engineered to turn byproduct steam into functional thermal process drivers.
Read MoreHow enterprise buyers evaluate Mechanical Vapor Recompression manufacturers based on lifecycle cost, metallurgy compliance, and footprint optimization.
MVR systems present higher initial CAPEX compared to multi-effect evaporators (MEE), but offer over 60-80% OPEX reduction. Savvy engineering teams focus on specific energy consumption per ton of evaporated water (normally 15-28 kWh/t) to calculate the rapid amortization cycles typical of MVR investments.
To resist corrosive halides and acidic industrial waste, material selection must range from Stainless Steel 316L to Super Duplex 2205, Titanium, or Hastelloy. Manufacturers must demonstrate trace-checked raw materials accompanied by complete mill reports for high-chloridation applications.
Compliance is non-negotiable. Global operations demand ASME "U" stamp authorization for pressurized vessels in North America and strict CE Marking compliance under the Pressure Equipment Directive (PED) 2014/68/EU for the European Union's single market.
Mechanical Vapor Recompression (MVR) represents the pinnacle of industrial thermodynamic engineering. Instead of venting secondary vapor produced during the boiling process, the system uses a high-performance mechanical compressor (turbo fan or roots compressor) to elevate the vapor's pressure and temperature.
By recirculating this compressed vapor back into the heating side of the exchanger, it acts as the primary heating source. The latent heat of vaporization is retained within the closed loop, drastically reducing the demand for fresh boiler steam.
Key Performance Benefits:
| Thermal Technology | Steam Consumption (per ton H₂O) | Electricity Draw (per ton H₂O) | Cooling Water Required | Carbon Footprint Rating |
|---|---|---|---|---|
| MVR System (Zongheng) | 0 - 0.05 tons (Only start-up) | 15 - 28 kWh | Minimal (Vent cond. only) | Excellent (Decarbonized) |
| 3-Effect Falling Film (MEE) | 0.35 - 0.40 tons | 3 - 6 kWh | High (Constant cooling) | Moderate (Fossil reliant) |
| 5-Effect Falling Film (MEE) | 0.22 - 0.25 tons | 4 - 8 kWh | Moderate | Moderate |
| Direct Steam Evaporator | 1.10 - 1.20 tons | 1 - 2 kWh | Extremely High | Poor (High emission) |
Meeting structural resource pressures with smart technology integration across heavy industries.
With tightening environmental regulations, industries are pushed towards ZLD parameters. Zongheng combines MVR Falling Film evaporators with MVR Forced Circulation crystallization loops to isolate solids down to solid cakes, reducing waste volumes to dry mineral outputs and clean water.
Concentrating corn steep liquor, starch washing water, and liquid lysine requires exact thermal control. The low retention times of our falling film models avoid caramelization and thermal degradation, protecting the value of proteins and organic feedstocks.
By extracting dried grains with solubles (DDGS) through concentrated evaporation integrated with airflow and bundle dryers, we assist bio-refineries in maximizing co-product returns while recycling process heat into main distiller streams.
How Jiangsu Zongheng is shaping the future of industrial drying and evaporation.
Traditional compressors operate on static speed profiles. The next generation of Zongheng MVR plants integrates variable-frequency magnetic levitation centrifugal compressors. These respond dynamically to concentration viscosity changes, preventing surge phenomena and reducing energy consumption by an additional 12%.
Using predictive sensor webs, our software tracks real-time thermal resistance and heat transfer coefficient (U-value) drop-offs. The automated control system adjusts feed rates and initiates targeted clean-in-place (CIP) actions before hard crystalline scaling binds the heat exchanger tubes.
We are developing systems that hybridize MVR compressors with secondary solar thermal fields and high-temperature heat pumps. This minimizes start-up steam boilers, creating a fully electric, zero-emission factory floor.
Established in 1992, we have transitioned from a localized machinery manufacturer into a global innovator of concentration and drying technologies.
Established as Yixing Yangxi Light Industry Machinery Factory, covering a modest 15 mu area with 45 dedicated staff members.
Achieved ISO9001 compliance, standardizing internal quality control procedures and supply chain management.
Officially recognized as a Jiangsu Provincial High-Tech Enterprise, marking the expansion of our internal R&D departments.
Secured the Special Equipment Manufacturing License of the People's Republic of China (License No.: TS2232C42) for high-safety operations.
Obtained authorization to design and construct pressure vessels according to ASME specifications, opening up international markets.
Awarded international quality system certification (Certificate No.: 45021) for advanced quality assurance compliance.
Operating across 54,000 m² of facilities with 120 skilled professionals, including senior mechanical, thermal, and electrical engineers.
Discover how our specialized process modules integrate to create high-efficiency manufacturing loops.
Our solutions include MVR plants, Falling Film evaporators for heat-sensitive liquids, and Forced Circulation systems for highly scaling materials. Every plant is designed for optimized liquid distribution and complete wetting of heat exchange surfaces.
Engineered to separate liquids from high-concentration slurries, this unit utilizes varying screw pitches to squeeze free water from solid matrices efficiently, maximizing cake dry solids.
Ensures safe, low-oxygen drying using steam-heated tubes rotated within stationary casings. Ideal for processing biological materials like starches, feed fractions, and corn germ.
Suspends particulates within high-speed hot air using varying duct diameters to create impulse airflow, delivering rapid moisture reduction during vertical transit.
Specially engineered for corn wet milling processes, this equipment ensures high germ release rates and separation efficiency while keeping the grain kernel intact.
A multi-stage hydrocyclone system designed for the concentration, purification, and washing of starch slurries, ensuring minimal protein impurities.
Read technical answers regarding mechanical vapor recompression and processing applications.
Explore our forced circulation evaporators, heavy drying units, and starch processing equipment.
Designed for highly scaling fluids and solid crystallization processes in wastewater purification.
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Reliable factory design featuring high flow rates to prevent tubes from scaling and fouling.
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Engineered for starch refining and removing fine protein particles under hygienic conditions.
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Designed to reuse plant exhaust steam, helping to lower overall energy costs.
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Enables safe, low-oxygen drying for high-capacity starch, fiber, and germ lines.
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Fully compliant design for safe liquid concentration, engineered to meet European Union directives.
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Features high-speed hot air technology for quick, uniform drying of particulate materials.
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Ensures low boiling temperatures to preserve the quality of thermal-sensitive feed materials.
Read MoreEvery production phase is verified and documented according to national and international pressure vessel design rules.
We hold the ASME 'U' Stamp authorization, ensuring compliance with strict design, welding, and quality standards for pressure vessels used in international markets.
Our plants carry complete CE marking under PED 2014/68/EU, demonstrating safe structural design, sound engineering practice, and compliance with the European single market directives.
Our ISO 9001 quality management framework covers the entire process from structural calculations and raw material procurement to non-destructive testing (NDT), FAT, and final commissioning.
Zongheng