光催化技术在水处理中的应用研究进展

Research progress on the application of photocatalytic technology in water treatment

摘要:

光催化技术在水处理领域的应用,既可以提高水质安全,也可以缓解全球能源和水资源短缺问题,是一项具有广泛应用前景的技术。本文首先介绍了光催化技术的基本原理及常用光催化剂的特点,综述了光催化剂技术在饮用水和废水处理应用方面的研究进展及发展方向,重点介绍了光催化技术在饮用水中的除嗅、消毒,在染料废水、含油废水、制药废水、催化还原重金属离子、养殖废水、焦化废水方面的应用,为类似污染水质的处理提供了的参考依据,最后对光催化技术及光催化剂的发展进行了展望。

Abstract:

The application of photocatalytic technology in the field of water treatment can improve water quality safety and also alleviate the global energy and water shortage problems, which is a technology with wide application prospects. This paper firstly introduces the basic principle of photocatalytic technology and the characteristics of commonly used photocatalysts, reviews the research progress and development direction of photocatalytic technology in drinking water and wastewater treatment applications, focuses on the application of photocatalytic technology in drinking water for odor removal and disinfection, in dye wastewater, oil-containing wastewater, pharmaceutical wastewater, catalytic reduction of heavy metal ions, breeding wastewater, coking wastewater, and provides a reference for similar pollution Finally, the development of photocatalytic technology and photocatalysts is presented.