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Low Temperature Vacuum Evaporator
Efficiently concentrate liquids and treat complex wastewaters with Stark Water’s Low Temperature Vacuum Evaporator. This advanced low temperature vacuum evaporator utilizes vacuum technology to evaporate water at reduced temperatures, ideal for heat-sensitive materials and achieving high concentration with significant energy savings.
Product Description
In various industrial processes, concentrating liquid solutions or treating wastewater containing heat-sensitive components, high boiling point solvents, or valuable recoverable materials presents a significant challenge for conventional evaporation methods. High temperatures can degrade sensitive products, consume excessive energy, and often fall short of desired concentration levels. The Low Temperature Vacuum Evaporator is a state-of-the-art solution specifically designed to overcome these hurdles, offering an efficient, gentle, and energy-saving method for liquid concentration and advanced wastewater treatment.
The Innovative Principle of Low Temperature Vacuum Evaporator
The core innovation of a low temperature vacuum evaporator lies in its ability to significantly reduce the boiling point of water or other solvents by operating under vacuum conditions. At atmospheric pressure, water boils at 100°C (212°F). However, under a vacuum, the boiling point can be lowered drastically, often to temperatures as low as 30-40°C (86-104°F) or even lower, depending on the vacuum level. This principle allows for the evaporation of water or solvents at temperatures that are gentle enough to preserve heat-sensitive materials, making it ideal for industries like pharmaceuticals, food & beverage, and fine chemicals. The evaporated vapor is then condensed, recovering pure distillate water, while the concentrated liquid (or sludge) remains.
Key Benefits for Complex Liquid Concentration and Wastewater Treatment
The application of a low temperature vacuum evaporator brings a multitude of advantages to industrial processes:
- Preservation of Heat-Sensitive Materials: Gentle operating temperatures prevent thermal degradation of valuable or delicate components in the solution, maintaining product quality and efficacy.
- Significant Energy Savings: Lower boiling points require less heat input, leading to reduced energy consumption (often utilizing waste heat or heat pumps for further efficiency) compared to atmospheric evaporation.
- High Concentration Factors: Capable of achieving very high concentration ratios, minimizing the volume of waste requiring disposal or maximizing the recovery of concentrated products.
- Treatment of Challenging Wastewaters: Effectively treats industrial effluents with high TDS (Total Dissolved Solids), heavy metals, complex organic pollutants, or high COD/BOD, converting them into pure distillate and concentrated residue.
- Resource Recovery: Enables the recovery of valuable components (e.g., salts, chemicals, active ingredients) from waste streams, transforming waste into usable resources.
- Reduced Wastewater Disposal Costs: By drastically reducing the volume of liquid waste, disposal costs are significantly minimized.
Stark Water’s Low Temperature Vacuum Evaporator is engineered with precision heat exchangers, robust vacuum systems, and automated controls to ensure continuous and efficient operation. Its modular design allows for customization based on specific evaporation capacity and liquid characteristics.
Product Parameter
The Stark Water Low Temperature Vacuum Evaporator is engineered for efficient, gentle, and high-performance liquid concentration and wastewater treatment. Here are its key technical specifications:
| Parameter | Specification / Customization Options |
|---|---|
| Core Keyword Focus | Low Temperature Vacuum Evaporator design and capabilities. |
| Evaporation Capacity | Customizable, ranging from 0.1 m³/day to 50+ m³/day (approx. 26 GPD to 13,000+ GPD). Specified based on client’s requirements. |
| Operating Principle | Vacuum Evaporation (boiling point depression). |
| Operating Temperature (Evaporation) | Typically 30°C – 80°C (86°F – 176°F), depending on vacuum level and liquid properties. |
| Vacuum Level | Customizable, typically -0.08 MPa to -0.098 MPa (absolute pressure as low as 2 kPa – 20 kPa). |
| Heat Source | Steam, Hot Water, Waste Heat, Electricity (via heat pump evaporator), or combination. |
| Heat Exchange Area | Designed based on evaporation capacity and specific heat transfer coefficients of liquid. |
| Distillate Quality | High purity, typically <100 ppm TDS, suitable for reuse or discharge. |
| Concentrate Output | Highly concentrated liquid/sludge, significantly reduced in volume. |
| Construction Material | Stainless Steel (SUS304, SUS316L, Duplex SS, Titanium) for evaporator body, heat exchanger, and pumps. Chosen based on liquid corrosivity. |
| Control System | Fully Automatic PLC Control with HMI, real-time monitoring of temperature, pressure, flow, level, and alarm functions. Remote control available. |
| Energy Consumption | Highly efficient, particularly with mechanical vapor recompression (MVR) or heat pump technology. Specific energy consumption (SEC) can be as low as 15-50 kWh/m³ of evaporated water. |
| Power Supply | 3 Phase, 380V/415V/460V, 50Hz/60Hz (Customizable). |
| Dimensions | Customized skid-mounted or modular design, based on capacity. |
| Compliance | Designed to relevant industry standards and safety regulations. |
Applicable Industry
The Stark Water Low Temperature Vacuum Evaporator is a versatile and indispensable solution for industries requiring efficient concentration of heat-sensitive liquids, advanced treatment of complex wastewaters, or valuable resource recovery. Its unique operating principle makes it ideal for:
- Pharmaceutical Industry: Concentrating active pharmaceutical ingredients (APIs), herbal extracts, and other heat-sensitive pharmaceutical solutions without degradation; treating pharmaceutical wastewater.
- Food & Beverage Industry: Concentrating fruit juices, dairy products (milk, whey), coffee extracts, flavors, and other food liquids while preserving taste, aroma, and nutritional value; treating high-BOD/COD food processing wastewater.
- Chemical Industry: Concentrating various chemical solutions, recovering valuable solvents, or treating complex chemical wastewaters containing high salts, heavy metals, or organic pollutants.
- Landfill Leachate Treatment: Highly effective for treating challenging landfill leachate with high TDS, COD, and heavy metals, enabling pure distillate reuse or safe discharge.
- Electroplating & Metal Finishing Industry: Recovering valuable metals from rinse waters and concentrating spent plating baths, reducing waste volume and achieving zero liquid discharge (ZLD).
- Power Generation: Treating cooling tower blowdown, flue gas desulfurization (FGD) wastewater, and other high-TDS power plant effluents.
- Mining & Metallurgy: Concentrating mineral solutions, recovering valuable metals from tailings, and treating mining wastewater.
- Textile & Dyeing Industry: Treating highly colored and high-COD wastewater from dyeing processes, allowing for water reuse and concentrated dye recovery.
- Biotechnology: Concentrating fermentation broths, enzyme solutions, and other biological products sensitive to high temperatures.
- Wastewater Treatment (Industrial): A robust solution for achieving Zero Liquid Discharge (ZLD) or near-ZLD for various industrial wastewaters by producing high-quality distillate and highly concentrated residue.
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FAQ
Q1: How long does the reverse osmosis system last?
The lifespan of a reverse osmosis system depends on water quality and maintenance. Typically, the membrane lasts 2–3 years, while the system itself can last over 10 years with proper care.
Q2: Can the system be customized based on different water conditions?
Yes, all our systems are fully customizable. We analyze your water report and application needs before providing tailored solutions.
Q3: What standards does STARK equipment comply with?
Our products comply with CE, ISO 9001, and can be designed to meet specific regional regulations or industry standards upon request.
Q4: What is the delivery time for STARK RO systems?
Standard systems are shipped within 7–15 days. For customized orders, lead time may extend to 20–25 days depending on complexity.
Q5: Do you provide technical support or installation guidance?
Yes. We provide full technical documentation, remote guidance via video, and can dispatch engineers internationally upon request.
Q6: What is included in your quotation?
Our quotation includes the full RO system, control panel, pumps, pre-treatment units, and all necessary fittings. Installation tools and spare parts can be included upon request.
