China Evaporator Heat Transfer Factories & Factory

Leading the Global Industrial Sector in Thermal Integration, Advanced MVR Systems, and Energy-Efficient Concentration Technologies

The Thermodynamic Imperative: Global Evaporative Demands

In the modern era of resource conservation, industrial manufacturing sectors globally—spanning chemical processing, agricultural starch refining, municipal waste handling, and dairy production—are confronted with the critical challenge of high energy expenditure. Evaporator and heat transfer systems stand as the cornerstone of concentration processes, where efficiency dictates operational viability.

Modern regulatory framework conditions such as Europe's ESG mandates, North America's strict carbon offset policies, and Asia's Zero Liquid Discharge (ZLD) protocols have transformed how companies select heat transfer technology. Manufacturers no longer view concentration as simple boiling. Instead, it is an intricate exercise in system thermodynamics where multi-effect waste heat integration, mechanical vapor recompression (MVR), and optimize heat transfer coefficients (U-values) determine long-term ROI.

Decarbonizing Industrial Operations

By recycling the latent heat of vaporization through MVR systems, mechanical work replaces massive volumes of live boiler steam. Our factory engineered solutions are optimized to reduce specific energy consumption to as low as 15–20 kWh per ton of water evaporated, yielding up to an 85% energy reduction compared to standard single-effect thermal setups.

Key Metric: Specific Steam Consumption (SSC) reduced to ≤ 0.05 t/t evaporation under MVR configuration.

Engineering Excellence & Product Categorization

A comprehensive overview of our patented process equipment systems designed for continuous, high-fouling, and heat-sensitive concentrations.

Falling Film Evaporators

Engineered for high thermal efficiency and short product residence time, our falling film evaporators guarantee minimized thermal degradation. The process feed liquid is uniformly distributed across the internal surfaces of vertical tubes, forming a thin downward-flowing film. Heated externally by vapor, boiling occurs on the inner surface.

This setup is perfect for heat-sensitive liquids. Strict design limits are enforced on wetting rates to prevent local drying, fouling, and scale buildup, ensuring stable heat transfer coefficients.

Forced Circulation Evaporators

Optimized for viscous materials, high salinity, and products prone to crystallization. High-velocity axial flow pumps push the liquid through heat exchanger tubes at high speed, suppressing boiling inside the tube. Boiling occurs exclusively inside the flash separator vessel.

This operational mechanism significantly reduces scaling on heat transfer surfaces, enabling continuous operation under extremely high solids loading.

Airflow & Tube Bundle Dryers

Jiangsu Zongheng's MQG Airflow Dryer utilizes high-velocity thermal streams to suspend and instantaneously dry moist powders, starches, or grains. Variable tube diameters introduce impulse turbulences that maximize convective heat transfer.

Complementary to this, our ZXG Tube Bundle Dryer operates under low-oxygen, high-safety criteria, relying on indirect steam heating via revolving tube bundles to continuously dry materials without thermal degradation.

Primary Industrial Equipment Lineup

Actual plant equipment models fabricated within our ASME-certified production facility.

Jiangsu Zongheng Industrial Evaporation Technology

Zongheng Industrial Evaporation Technology

Energy-efficient MVR, TVR, and multi-effect systems tailored to high-capacity chemical and food processing plants.

Falling Film Evaporation Plant

Falling Film Evaporation Plant

Precision control over wetting parameters and liquid film distribution for heat-sensitive organic compounds.

Forced Circulation Evaporation Plant

Forced Circulation Evaporation Plant

Heavy-duty high-speed design ensuring minimal crystal deposition and prolonged process runs.

Jiangsu Zongheng MVR Evaporation Plant

Jiangsu Zongheng MVR Evaporation Plant

Mechanical vapor recompression (MVR) technology to recover latent heat, eliminating excessive steam consumption.

Jiangsu Zongheng Waste Heat Evaporator

Jiangsu Zongheng Waste Heat Evaporator

Thermally coupled to secondary dryer exhaust vapor and flash condensate, optimizing plant-wide thermal balances.

Jiangsu Zongheng Single Screw Press

Jiangsu Zongheng Single Screw Press

High-efficiency mechanical cake dewatering for fibrous and solid slurry suspension inputs.

Jiangsu Zongheng ZXG Tube Bundle Dryer

Jiangsu Zongheng ZXG Tube Bundle Dryer

Low-oxygen continuous drying of moisture-laden powders through high contact surface heat transmission.

Jiangsu Zongheng Industrial Airflow Dryer

Jiangsu Zongheng Industrial Airflow Dryer

Ultra-fast flash moisture evaporation using state-of-the-art hydrodynamic dispersion structures.

Jiangsu Zongheng Starch Washing Cyclone

Jiangsu Zongheng Starch Washing Cyclone

Multistage centrifugal separation hydrocyclone optimized for starch refinement, fiber separation, and washing operations.

30+
Years of Experience
20+
Senior Engineers
54,000+
Total Factory Area (m²)
22,000+
Production Plant Area (m²)

Establishment & Quality Accreditation Trajectory

Tracing the evolution of Jiangsu Zongheng from local fabrication origin to a global heavy industrial exporter.

2026

Global Production Presence

Jiangsu Zongheng covers an area of over 54,000 square meters. The engineering roster features 3 senior master thermal experts alongside 20+ specialized technical engineers.

Jiangsu Zongheng Factory Facility
2015

International Quality Management Integration

Obtained ISO global quality verification credentials (Certificate No. 45021), establishing a complete quality assurance system aligned with international standards.

Quality Management Integration
2012

ASME Certification Achievement

Awarded the prestigious ASME Boiler & Pressure Vessel Code "U" Stamp certification, authorizing high-pressure process vessel fabrication.

ASME Certification Achievement
2009

Special Equipment Manufacturing License

Acquired the official Special Equipment Manufacturing License of the People's Republic of China (License No.: TS2232C42).

Special Equipment License
1992

Inception in Yixing City

Established as Yixing Yangxi Light Industrial Machinery Factory beside Taihu Lake, focusing on specialized pressure vessel manufacturing.

Yixing Yangxi Light Industrial Machinery Factory

Cross-Sector Process Applications

Our technologies serve critical liquid-solid separation and fluid concentration needs across global industrial supply chains.

Agricultural Processing

Agricultural Starch Processing

Slurry Dewatering

Slurry Dewatering & Clarification

High Moisture Drying

Thermal Flash Drying

Chemical Concentration

Organic Concentrates

Food & Beverage

Food & Yeast Concentrates

Wastewater Zero Liquid Discharge

High Saline Wastewater Treatment

Heavy Chemical Plants

ASME Petrochemical Vessels

Starch Washing Cyclone

Starch Recovery & Refining

Engineering Specs & Technical Roadmap (2026-2035)

A look at the mechanical materials, thermal calculations, and future-ready control platforms that set our factory apart.

Advanced Metallurgical Engineering

The performance of an evaporation system is limited by the chemical properties of the processed liquid. Acidic, alkaline, or high-chloride media quickly destroy sub-par metal structures.

  • Duplex Stainless Steel (2205/2507): Exceptional resistance to pitting corrosion in chloride-rich environments.
  • Titanium (Gr. 2): Utilized for high-concentration salt brines, ensuring an extremely long service life.
  • Hastelloy Alloys: Selected for severe environments containing high concentrations of organic acids and volatile gases.

Integrated Digital Process Control

By deploying IoT monitoring modules, our plants automate boiling point elevation (BPE) compensations, track heat transfer deterioration trends, and adjust compressor speeds dynamically.

  • Auto-CIP Cycles: Programmed flow reversals prevent organic scaling and maintain target heat transfer coefficients (U-values).
  • Real-Time Vapor Recompression Optimization: Adapts to fluctuating raw feed flow rates.
  • Predictive Failure AI: Built-in warning indicators protect compressors from high-speed droplet damage.

Enterprise Qualifications & Inspection Standards

Every vessel and heat transfer pipe leaving our factory undergoes strict inspections to guarantee safety and compliance with international standards.

Accreditation Certifications Badge
ISO Quality Document
CE Standard Document
ASME Quality Document
Official Factory Inspection

Frequently Asked Questions (FAQ)

Direct technical answers to questions commonly raised by process engineers, procurement directors, and site supervisors.

What is the core difference in utility costs between MVR and traditional Multi-Effect Evaporators (MEE)? +
Mechanical Vapor Recompression (MVR) uses a mechanical compressor (centrifugal blower or roots type) to recompress secondary waste steam, elevating its temperature and pressure to reuse it as the heating source. This eliminates the need for fresh steam once running. While an MEE system requires 0.2 to 0.4 tons of fresh steam per ton of evaporated water, an MVR system consumes only electricity (approx. 15 to 20 kWh per ton of evaporation), drastically reducing long-term utility costs and operating expenses.
How does Jiangsu Zongheng prevent crystallization and scaling in high-salinity wastewater processes? +
We utilize forced circulation evaporator technology. By using high-volume axial pumps, the feed liquid travels through the heating tubes at speeds between 1.5 to 2.5 m/s. This generates a hydrostatic head that prevents boiling inside the tubes. Evaporation and crystal precipitation occur only when the liquid flashes inside the separator. Additionally, regular Clean-in-Place (CIP) regimes prevent fouling.
Which international construction codes does your factory comply with? +
Our company is fully qualified for pressure vessel design and fabrication. We hold the ASME "U" Stamp authorization, the Special Equipment Manufacturing License of the PRC (TS2232C42), and CE certification. All process vessels are designed, fabricated, and non-destructively tested according to ASME Sec VIII Div 1 or GB/T 150 codes.
What parameters are required to calculate the optimal sizing for falling film evaporators? +
To size the system, our engineering team needs: 1) Raw feed volumetric rate, 2) Starting concentration vs target concentration, 3) Boiling Point Elevation (BPE) values, 4) Viscosity curve across concentrations, 5) Thermal sensitivity limits, and 6) Available utility resources (electricity voltage, steam pressure, cooling water temperature).

Are you ready to optimize your concentration operations?

Get in touch with Jiangsu Zongheng's application engineering team for a customized thermal design simulation and project quote.

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