技术中心

纳米光催化空气滤网处理空气中微量甲苯效果的实验研究 【英文篇名】 Experiment of nanometre photocatalytic air filter to eliminate dilute toluene in air 【作者中文名】 杨瑞; 张寅平; 王新珂; 赵荣义; 金招芬; 【作者英文名】 Yang Rui; Zhang Ylnping; Wang Xinke; Zhao Rongyi and Jin Zhaofen Tsinghua University; Beijing; China; 【作者单位】 清华大学; 【文献出处】 暖通空调, Hv 光催化; 空气滤网; 甲苯; 室内空气品质; 【英文关键词】 nanometre material; photocatalysis; air filter; toluene; indoor air quality; 【摘要】 对4种纳米光催化空气滤网的甲苯降解性能进行了测试,结果显示某进口样机光催化降解甲苯效果明显;蜂窝、铝基和纸基3种光催化空气滤网光催化效果不明显,主要靠所含活性炭的吸附作用来消除甲苯,其中纸基滤网消除甲苯效果最好。较高的甲苯初始浓度和中低迎面风速下光催化效果较好。 【英文摘要】 Makes measurement of performance of four nanometer photocatalytic air filters to eliminate dilute toluene in air, the result shows that certain imported sample machine can effectively eliminate toluene by photocatalysis and that the photocatalytic effect of honeycomb, aluminium based and paper based filters is unobvious, they eliminate toluene mostly by adsorption of active carbon and the paper based filter has the best effect to eliminate toluene in the three filters. Photocatalytic effect is better at hig... 【基金】 清华大学基础研究基金项目(200007005)