Huadian Technology ›› 2019, Vol. 41 ›› Issue (12): 31-36.

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Research and progress in the technique of heavy metal ions removal from waste water

  

  1. 1.Henan Branch of China Huadian Corporation Limited, Zhengzhou 450046 China; 2.Huadian Zhengzhou Mechanical Design Institute Company Limited, Zhengzhou 450046 China

  • Online:2019-12-25 Published:2020-01-17

Abstract:

With the rapid development of industrial technology, various pollutants are discharged into the environment. Among them, heavy metals can hardly be degraded due to their richness, which causes great harm to the environment and human body. The relevant domestic and international research methods for removing heavy metal ions from waste water  are described, and the corresponding classical theoretical results  based on various removal methods are proposed. By describing the advantages and disadvantages of various methods, a new type of water treatment adsorption material with great development prospects is introduced, and its related progress in  heavy metal ion removal is summarized.

Key words:

font-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">heavy metal ions, removal, adsorption;ion exchange, composite material, MOFs, graphene oxide