光催化降解汽车尾气道路材料的应用研究进展

Research Progress of Road Materials for Photocatalytic Degradation of Automobile Exhaust

随着我国经济社会快速发展,生态环境污染问题也越发紧迫,其中汽车尾气的排放是导致大气污染的主要原因之一。光催化降解技术是当前全球治理生态环境污染问题的新型处理技术,将该技术应用于降解汽车尾气等有害气体,不仅对改善大气环境具有重要的意义,还可促进绿色生态道路的建设进程。本文对光催化降解汽车尾气的基本原理、路用光催化材料的研究进展以及光催化降解汽车尾气道路材料的实际应用研究近况进行了综述,分析了当前以TiO_(2)为主要材料的光催化技术在降解汽车尾气方面存在的技术难题,并对光催化降解汽车尾气道路材料的应用研究进行了展望。

With the rapid economic and social development in China,the problem of ecological environmental pollution has become more and more urgent,among which the automobile exhaust emission is one of the main causes of air pollution.Photocatalytic degradation technology is a new disposal technology for the global ecological pollution problem.The application of photocatalytic degradation technology to the degradation of automobile exhaust and other harmful gases is not only of great significance for improving the atmospheric environment,but also can promote the ecological road construction process.In this paper,the basic principle of photocatalytic degradation of automobile exhaust,the research progress of road photocatalytic materials and the practical application of road materials for photocatalytic degradation of automobile exhaust are reviewed.The existing technical difficulties of photocatalytic technology based on TiO_(2)as the main material in the degradation of automobile exhaust are analyzed.The application research of road materials for photocatalytic degradation of automobile exhaust is prospected.