钯催化剂性能及其对燃煤烟气中多环芳烃的催化净化-环境科学.PDFVIP

1999 9 ENVIRONMENTA L SCIENCE Sep. , 1999 叶　华 ( , 100013, E-mail: t orc em. @ solaris. bjpu. edu. cn) 周志刚 郑大威　郑菁英　戴乾圜 ( , 100871) ( , 100022) 2 Pd , . , 2 900 , Pd 0. 2% ( Wt) 220 240 . 800 . XRD , . . , 0. 10% 0. 15% Pd PAHs, PAHs 99. 9% . , , , , . Performance and Application of Supported Palladium Catalysts to Eliminate PAHs in Waste Gas of Burning Coal Ye Hua ( . . . . . . , , 100013, - : . @ . . . ) T e Nation Res Cent for Certif Refer Mater SB T S Beijing C ina E mail t orc em solars bjpu edu cn Z ou Z igang Z eng Daw eiZ eng Jingying Dai Qian uan ( Center of Env. Sci. , Peking Unv. , Beij ing 100871) ( C em. Env. Eng. Dept. Beijing Polytec . Univ. , Beijing 100022) Abstract T e activity of a series of palladium supported by Fe-Cr-Al alloy prepared by t wo met ods after . burned at different temperature was studied T e results s ow t at t e best cat alyst in study can be prepared by 900 220 240 . tw o met od and burn ed at wit conversion temperature and tot al combust ion temperature It w as found t at all t e catalysts lose t e activity aft er burned at 800 .T e composit ion feature of cat alyst s sur- face was examed wit t e XRD analysis. In t e catalytic experiment of norm al w aste gas from burning coal, t e testing catalysts ave excellent catalytic property w it t e 99. 9% of elimination for m any PAHs. Keywordssupported palladium catalyst, catalyst preparation, cat alytic activity , catalytic eliminat