光催化氧化法降解有机污染物影响因素及其效率提高途径

Influence factors of the photocatalytic degradation of organic pollutants and approach to improving photocatalytic efficiency

分析了催化剂类型、污染物性质、反应条件等因素对光催化氧化法降解有机污染物的影响,从催化剂改性、高效光催化氧化反应器及光催化与其他技术联用等方面探讨了提高光催化氧化效率的途径,展望了光催化氧化法发展前景及其工业化应用时需解决的关键问题。

The paper analyses the influencing factors of photocatalytic degradation for organic pollutants, such as property of catalysts and pollutants as well as reaction conditions. The approaches to improve the photocatalytic efficiency by catalyst modification,high efficiency photocatalytic reactor and the integration of photocatalytic and other technologies are also discussed. The key problems in its industrial application and the prospects are put forward finally.