INDUSTRIAL WATER TREATMENT ›› 2003, Vol. 23 ›› Issue (10): 5-8. doi: 10.11894/1005-829x.2003.23.(10).5

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The development of nanometer TiO2 photoelectrocatalytic degradation in the treatment of industrial wastewater

Feng Yanwen1, Liang Jinsheng1,2, Liang Guangchuan1, Ding yan1, Jin Zongzhe2   

  1. 1. Institute of Power Source&Ecomaterials Science, Hebei University of Technology, Tianjin 300130, China;
    2. Environmental Engineering Institute China Building Materials Academy, Beijing 100024, China
  • Received:2003-04-17 Online:2003-10-20 Published:2010-10-01

纳米TiO2光电催化降解工业废水技术研究进展

冯艳文1, 梁金生1,2, 梁广川1, 丁燕1, 金宗哲2   

  1. 1. 河北工业大学能源与环保材料研究所, 天津 300130;
    2. 中国建筑材料科学研究院环境工程研究所, 北京 100024
  • 作者简介:冯艳文(1978-),2001级河北工业大学研究生.电话:022-26564850.
  • 基金资助:

    “十五”国家863计划资助项目(编号:2001AA322060);河北省自然科学基金资助项目(编号:503067);河北省教育厅自然科学基金资助项目(编号:2001213)

Abstract:

The photo-generated charges from nano-sized TiO2under irradiation of solar energy can be prevented from more recombination efficiently with photoelectrocatalytic technology,and so that photocatalytic efficiency will be enhanced obviously.The mechanism and characteristics of the nano-TiO2photoelectrocatalytic technology are described.The development and researches of the different varieties of nano-TiO2photoelectrocatalytic sys-tems are reviewed and discussed,and the nano-TiO2photoelectrocatalytic technology will play an important roles in the treatment of industrial wastewater in the future.

Key words: photoelectrocatalysis, TiO2, photocatalysis, solar energy, treatment of industrial wastewater

摘要:

纳米TiO2光电催化技术,能有效减少太阳能光催化降解工业废水反应中光生电子与光生空穴的复合,提高量子利用率,从而大幅度提高光催化效率。简要介绍了纳米TiO2光电催化技术机理和应用该技术处理工业废水的技术特点;综述了二维纳米TiO22光电催化体系、三维纳米TiO2光电催化体系、分隔式纳米TiO2光电催化体系,以及矿物担载纳米TiO2光电催化体系等在国内外的研究进展;展望了纳米TiO2光电催化技术降解工业废水的应用前景。

关键词: 光电催化, TiO2光催化, 太阳能, 工业废水处理

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