Dec 05, 2022 Leave a message

The Difference Between Low Pressure UV And Medium Pressure UV

Ultraviolet sterilizer is a comprehensive science integrating optics, microbiology, machinery, chemistry, electro-fluid mechanics etc. It adopts a specially designed high-efficiency, high-intensity and long-life ultraviolet light generating device to irradiate flowing water with strong ultraviolet light. The DNA structure of bacteria and viruses will be destroyed after being irradiated by a certain dose of light, so that the bacteria will die immediately or cannot reproduce offspring, so as to achieve the purpose of disinfection.


So what is the principle of ultraviolet disinfection? There are ordinary low-pressure ultraviolet rays and medium-pressure ultraviolet rays commonly used in ultraviolet disinfection systems. What is the difference between the two?


Low pressure UV


Low-pressure ultraviolet light means that the pressure of the inert gas filled in the lamp is lower than the atmospheric pressure of about 0.013MPa, and the power of a single lamp tube is 320W. On the adjacent mercury primary ions, a resonance absorption effect will be generated, and the irradiated mercury atoms will further release ultraviolet rays to achieve the purpose of disinfection.


Medium Pressure UV


Medium-pressure ultraviolet light means that the pressure of the inert gas filled inside the lamp tube is equal to atmospheric pressure, 0.2Mpa-0.4Mpa, which is 100 times that of low pressure. It can emit multi-wavelength ultraviolet rays with a wider wavelength range, and the wavelength range is between 200nm-400nm. Effectively destroy microbial organisms or prevent the replication of organisms, so that they are finally destroyed and achieve the purpose of disinfection. The power of a single lamp tube is 400W~10KW.


Advantages of UV Sterilizers


The UV sterilizer is easy to install, operate, maintain, and use. It is designed and produced according to the different needs of users. It is easy to transport, easy to install, and easy to operate. The UV sterilizer does not require special maintenance.


The ultraviolet sterilizer does not use any chemicals, and will not cause secondary pollution to the water body and the surrounding environment. Does not change any components in the water.


The operation of ultraviolet sterilizer is safe and reliable: the traditional disinfection technology uses chloride or ozone to sterilize, and the disinfectant itself is a highly toxic and flammable substance with low safety performance. There is no such safety hazard in ultraviolet disinfection.


Stainless Steel Low Pressure UV Sterilizer

SDE-006,SDE-006PH,SDE-011PH

Product introduction:

① The appearance is stylish and simple, and the electric control box is used to control three outputs, which is convenient and quick;

② Temperature digital display, high temperature alarm, running time accumulation, timing switch, stable operation, to solve your worries;

③Using original UV lamps, the service life is as long as 10,000 hours, and the output is higher, especially the lamps can still maintain a high output under the condition of dimming, saving costs;

④ The equipment can be equipped with a water flow switch and linked with the water pump, and the operation is stable.



Medium Pressure UV Sterilizer

commercial water filter machine

product description:


① Medium-pressure ultraviolet rays have shown an effective killing effect on most known bacteria. For lightly polluted water bodies with low loads such as swimming pools, medium-pressure ultraviolet rays can basically meet the bactericidal effect. Ensuring safe water quality while safeguarding the safety of swimmers.


② The output wavelength of the medium-pressure high-intensity ultraviolet lamp is between 200nm and 400nm, including the wavelengths of 245nm, 297nm and 340nm required to reduce chloramine. The effective control of chloramine can better protect the safety of swimmers and staff and avoid Stress corrosion of steel structures that may be caused by excessive chloramine concentrations in indoor swimming pools.


③Ultraviolet rays can oxidize organic matter in water, and can also destroy the structure of some substances that can cause turbidity in water, so that the combination with filtration process can continuously improve the penetration rate of water quality. It is suitable for swimming pool water, landscape water, circulating cooling water, ship water, seawater desalination, water supply disinfection with small flow, etc.


Features of Medium Pressure UV Sterilizer :


① Medium-pressure ultraviolet lamp tube: the wavelength of imported high-quality medium-pressure ultraviolet lamp tube is between 200nm and 400nm, and the service life is as long as 8000 hours.


Temperature probe: detect the temperature of the water in real time to ensure that the equipment operates at a working temperature of 0-45 degrees.


② Quartz sleeve: In order to better protect the UV lamp, there is a quartz sleeve outside each UV lamp. Therefore, the quality of the quartz sleeve determines the sterilization effect of the medium-pressure ultraviolet sterilizer to a large extent. High-quality quartz sleeves can ensure that the penetration rate of ultraviolet rays reaches more than 90%.


③ Daily cleaning: Due to the water quality and ultraviolet light irradiation, the surface of the quartz sleeve will crystallize after a period of use, and the thickness of the crystal will affect the penetration ratio of ultraviolet rays to a certain extent, so the quartz sleeve needs to be cleaned regularly. Agua Topone medium-pressure ultraviolet sterilizer can be equipped with an automatic cleaning system, which can automatically clean the quartz sleeve regularly according to the reading of the ultraviolet intensity detector. During the cleaning process, the system operates normally, without the need to stop water or manual participation, which greatly reduces the workload of on-site personnel.


Whether it is a low-pressure UV system or a medium-pressure UV system, only according to the different conditions of each project, the demand for flow (intermittent or constant), the balance of water quality and required disinfection performance, and the design of the process and system Considering all aspects, the UV disinfection system equipment suitable for your own swimming pool is the best disinfection equipment.


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