As clusters of modern industry, industrial parks, with their massive water consumption and complex wastewater composition, place dual pressures on the environment and resources. Therefore, centralized, advanced treatment and high-quality reuse of comprehensive industrial park wastewater is essential for ensuring sustainable regional economic development and ecological security.
Industrial park wastewater is highly heterogeneous and subject to dynamic fluctuations, driven by a "park-specific" approach. Furthermore, various industrial processes (such as boiler feed water, electronic ultrapure water, and pharmaceutical water) place extremely stringent quality requirements on recycled water, far exceeding conventional municipal recycled water standards.
Achieving the transformation from "wastewater" to high-quality "living water" requires a combination of advanced treatment technologies. Ultraviolet (UV) and ozone (O₃) technologies, with their unique advantages, have become a core link in the chain of advanced wastewater treatment and high-quality reuse in industrial parks.
UV-AOPs pretreatment clears the way for advanced purification.
Using chemical and biological methods in synergistic fashion, UVAOPs are ideal for treating organic wastewater that is difficult to degrade with biological treatment.
High-efficiency disinfection: Ensuring biosafety.
Disinfection is a key step in killing harmful pathogenic microorganisms in water and ensuring the biosafety of reused water:
· Ultraviolet (UV) disinfection: A physical disinfection method that produces no chemical byproducts and is also effective against viruses and chlorine-resistant Cryptosporidium, making it an environmentally friendly technology.
· Ozone (O₃) disinfection: Its strong oxidizing properties provide excellent disinfection effectiveness while also effectively removing color, odor, and some organic matter.
High-quality water final polishing treatment focuses on removing all dissolved salts (TDS), residual trace organic matter, and all particulates, producing high-purity water that meets specific industrial requirements.
Ultrafiltration (UF) + Nanofiltration (NF) / Reverse Osmosis (RO) + UV/H2O2 (UV/H2O2/O3) produces high-quality recycled water.
Zero Liquid Discharge (ZLD) is the ultimate vision of industrial water treatment, representing the complete realization of the circular economy. UV and ozone technologies are integrated throughout, playing irreplaceable roles in pretreatment, detoxification, efficient disinfection, and terminal trace organic control.
WSH紫外明渠
The ONYX-WSHI product is designed for channel installation and features a co-current lamp design with the water flow. It incorporates innovative technologies, including ballast water cooling, online mechanical cleaning, adjustable UV output intensity, and CFD flow simulation, significantly simplifying operation and maintenance.
The ONYX-WSHI complies with GB/T19837-2019, "Urban Water Supply and Drainage Ultraviolet Disinfection Equipment," and has passed microbial testing to verify that the UV dose meets the requirements for inactivating E. coli and fecal coliforms.
The Class A UV dose is >20mj/cm², and the recycled water UV dose is >80mj/cm².
CLEAR中压紫外
The ONYX-Clear-SZ in-line medium-pressure UV sterilizer utilizes medium-pressure multi-spectral UV lamps to not only destroy DNA/RNA but also intracellular enzymes and proteins, resulting in more thorough sterilization. It is designed to disinfect and degrade toxic micropollutants in water, including NDMA, 1,4-dioxane, endocrine disruptors (EDCs), pesticide residues, cyanobacterial toxins, GSM (geosmin), and 2-MIB (dimethylisoborneol).
In addition, combining oxidants such as O₃ and H₂O₂ with UV light, such as UV-O₃ and UV-H₂O₂ processes, can be used to oxidatively remove recalcitrant substances and organic matter, such as CC14 and polyaminobiphenyls, from wastewater.
UV-AOP高级氧化
Ultraviolet Advanced Oxidation Process (UV-AOP) is an environmentally friendly technology that uses ultraviolet radiation to trigger oxidation reactions. Its core principle is to use UV light to excite oxidants to generate highly oxidizing free radicals, which in turn degrade organic and inorganic pollutants. UV-AOP is characterized by high efficiency, environmental friendliness, and zero secondary pollution. UV-AOP systems can be categorized into various types depending on the type of oxidant, the most common of which include UV/hydrogen peroxide, UV/ozone, and UV/chlorine.
ONYX-Clear-SZ-AOP can serve as the UV light source for UV-AOP. This UV-AOP system can be used to degrade toxic micropollutants such as nitrosodimethylamine, 1,4-dioxane, endocrine disrupting chemicals (EDCs), pesticide residues, cyanobacterial toxins, GSM (geosmin), and 2-MIB (dimethylisoborneol).
UV-Fenton光芬顿
Photo-Fenton is an advanced oxidation process (AOP) that combines the traditional Fenton reaction with photochemical excitation. It significantly enhances the oxidation capacity of the Fenton system through ultraviolet irradiation, achieving efficient mineralization of difficult-to-degrade organic pollutants. Its core principle is to utilize light energy to accelerate the circulation of iron ions and promote the generation of hydroxyl radicals (·OH). It offers significant advantages in reducing iron sludge production, increasing reaction rates, and lowering operating costs. It is particularly suitable for treating high-concentration, highly toxic industrial wastewater.
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