纳米二氧化钛光催化技术与大气污染治理

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Abstract Here the history and basic principles of nano-TiO₂ photocatalytic technology were briefly reviewed.The progress and challenges of applying nano-TiO₂ photocatalytic technology in eliminating typical atmospheric pollutants were discussed in detail.The results show that nano-TiO₂ photocatalytic technology can efficiently remove organic pollutants,NO_x,sulfide,as well as CO₂ with a general removal ratio of 80~99%.The applications of nano-TiO₂ photocatalytic technology in atmospheric pollution control were also summarized.Nano-TiO₂ photocatalytic technology has already found its applications in the field of air purification,vehicles exhaust purification,desulfurization of fossil fuels,and control of green-house effect.

Key words： nano-TiO₂ photocatalytic technology atmosphere pollution control

Received: 29 August 2017

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	LV Kun
	ZHANG Qing-zhu

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LV Kun,ZHANG Qing-zhu. Nano-TiO₂ photocatalytic technology and atmospheric pollution control[J]. CHINA ENVIRONMENTAL SCIENCECE, 2018, 38(3): 852-861.

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http://www.zghjkx.com.cn/EN/ OR http://www.zghjkx.com.cn/EN/Y2018/V38/I3/852

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