Study on Treatment Technology of Heavily Polluted and Stagnant Black and Odorous Water Body
The problem of black and odorous water bodies in cities is becoming more and more serious.Therefore,the scientific and technological demand for comprehensive treatment of black and odorous rivers and water bodies with improving the quality of water environment as the core is obvious.This study takes the treatment of black odor in Huansha Lake as an example,the treatment technology of black and odorous water body was explored.The results showed that the main indexes of water body such as COD,TP,ammonia nitrogen and DO after treatmented in Huansha Lake reached the Class III water quality standard of Environmental Quality Standard for Surface Water(GB 3838-2002),the transparency of the water body reacheed 1.2 m,the color of the water body returned to normal,the black odor was eliminated,and the landscape effect was enhanced,achieved the purpose of long-term treatment of black and odorous water.
urban black and odorous waterwater ecosystemwater plant
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