Photochemical Odor Reduction Facility Achieves 93% Odor Reduction by Decreasing Complex Odor from 1442 Times to 100 Times... Converts Polluted Air to Clean Air After Deodorization and Sterilization

Reducing Sewage Odor Around Myeonmok Yusuji in Jungnang-gu... Installation of 'Photochemical Odor Reduction' View original image


[Asia Economy Reporter Park Jong-il] Jungnang-gu (Mayor Ryu Kyung-gi) announced that it installed a ‘photochemical odor reduction facility’ that absorbs and deodorizes odors in the sewage pipes around Myeonmok Retention Basin, reducing complex odors from 1442 times to 100 times, achieving a 93% odor reduction effect.


In April, the district invested 700 million KRW to resolve residents' inconvenience caused by sewage odors and create a pleasant urban environment by manufacturing and installing the ‘photochemical odor reduction facility’ at the end of the rectangular sewage conduit on Dongil-ro connected to Myeonmok Retention Basin.


This facility improves the problem of odors inside the sewage pipes connected to Myeonmok Retention Basin being emitted through rainwater inlets or outlets due to internal and external airflow changes. It measures temperature and pressure inside and outside the sewage pipes in real time, deodorizes and sterilizes the appropriate amount of odor, then converts it into clean air before releasing it outside.


Additionally, the facility is equipped with an airflow blocking device that maintains negative pressure inside, preventing sewage odors from escaping to the outside within a 200-meter radius.


Ryu Kyung-gi, Mayor of Jungnang-gu, said, “We installed this facility in a location where it is essential in the region to fundamentally solve sewage odors in the urban area,” adding, “We will continue systematic odor reduction projects for sewage facilities to reduce sewage odors in the city.”



To create a pleasant urban environment, the district previously installed ‘air supply devices,’ which remove odor substances, in 111 locations including public buildings with septic tanks, and large buildings in Sangbong 2-dong, Mangu Bon-dong, Muk 1-dong, and Sinnae 1-dong, the main sources of sewage odors.


This content was produced with the assistance of AI translation services.

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