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Characteristics of Flow-Through UV Sterilizers

2022-12-26

Characteristics of Flow-Through UV Sterilizers

　　 Flow-through ultraviolet sterilizer The main body, both internally and externally, is made of 304L or 316L stainless steel. The body undergoes internal and external polishing to enhance its resistance to ultraviolet radiation, ensuring that during the disinfection and sterilization process, there will be no instances of incomplete disinfection or sterilization.

　　The principle behind flow-through ultraviolet sterilizers is to use the energy of ultraviolet photons to disrupt the DNA structure of various viruses, bacteria, and other pathogens in water. Specifically, this involves breaking various structural bonds or photochemical linkages within DNA—for example, inducing thymine dimers in DNA—thereby rendering viruses, bacteria, and other pathogenic organisms incapable of reproducing and achieving a sterilizing effect.

　　The wavelength range of flow-through ultraviolet sterilizers primarily lies between 200 and 300 nm, with the 253.7 nm wavelength exhibiting the strongest bactericidal efficacy. When various bacteria and viruses in water or air pass through the area irradiated by ultraviolet light (with a wavelength of 253.7 nm), the UV rays penetrate the cell membranes and nuclei of these microorganisms, breaking the molecular bonds of nucleic acids (DNA or RNA), thereby disabling their ability to replicate or function and causing them to die. As a result, this method eliminates all bacteria and viruses in water or air without the use of any chemical substances.

　　Ultraviolet disinfection technology is a new generation of disinfection technology that emerged in the late 1990s. It integrates optics, microbiology, electronics, fluid mechanics, and aerodynamics into a single system. It features high efficiency, broad spectrum, low cost, long service life, large water treatment capacity, and no secondary pollution. It is internationally recognized as the mainstream disinfection technology of the 21st century.

　　The development of flow-through ultraviolet disinfection technology boasts a杀菌 efficiency that is unmatched by other information technologies. Its杀菌 efficiency can reach 99% to 99.9%. In contrast, traditional chemical disinfection methods, such as ozone, typically require between 20 minutes and one hour to achieve the same level of杀菌 effectiveness as ultraviolet C. What are the characteristics of flow-through ultraviolet disinfectors?

　　1. It can rapidly and effectively eliminate a wide variety of microorganisms, including different types of bacteria and viruses. 2. Photolysis can efficiently degrade chlorides in water. 3. It is simple to operate and easy to maintain. 4. It occupies a small footprint yet has a large water treatment capacity. 5. It is pollution-free, highly environmentally friendly, and does not produce any toxic side effects. 6. It features low investment costs, low operating expenses, and is convenient to install and use. 7. Utilizing optical principles, it employs a unique inner-wall treatment process that maximizes the utilization of ultraviolet light within the chamber, thereby increasing the disinfection efficiency several times over.

　　Features and Applications of Flow-Through Ultraviolet Sterilizers:

　　The flow-through ultraviolet sterilizer features uniform water flow, no dead zones, excellent light irradiation conditions, thorough disinfection, low energy consumption, and flexible and convenient installation. Its main body is made of food-grade 304 stainless steel, eliminating any risk of metal ion contamination. The product’s structure is a sealed container with a quartz sleeve design, equipped with an electrical control unit inside. Notably, the key UV lamp boasts a theoretical lifespan of up to 10,000 hours, reaching an internationally advanced level. With its elegant appearance, compact structure, and easy operation and maintenance, this sterilizer is widely used in industrial and mining enterprises, residential areas, hotels, offices, schools, field units, food processing, pharmaceuticals, high-purity water production, public venues, and industries where residual chlorine in water is strictly prohibited—such as direct drinking, leisure tourism, and beverage production.


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