超声_Fenton高级氧化降解染料工业废水的研究.pdf

4 4 环境 工程学 报 V o l. 4, N o. 4 2 0 1 0 4 Ch inese Journal of Env ironm enta l Eng ineering A pr . 2 0 1 0 -Fenton 任百祥 (, 136000 F enton, pH H O F eSO COD , 4 5 kH z, 2 2 4 200W, pH 263, 150 m in, H O 60 mm o l/L, F eSO 12 mm o l/L , COD 2 2 4 9 18% F enton X703 A 167 3-9108( 20 10 04-0 809-04 Research on degradation of dye industry wastewater by ultrasonic-Fenton process R en Ba ix iang ( College of E nvironm ental Engin eering, J ilin N orm al U n iversity, S ip ing 136000, C h ina Abstract T he laboratory scale treatm ent o f dye indu stry w astew ater by ultrasound w ave coupling F enton process w as studied. T he effects o f the process s factors ( w astew ater concentration, pH, reaction t mi e, frequen- cy and pow er of supersonic, am ount of H O and FeSO w ere also investigated. T he COD rem ova l rate of dyes 2 2 4 w astew ater surpassed 9 18% after 150 m in react ion under the expermi en tal cond it ions: ultrason ic frequency o f 45 kH z , output pow er of 200W, pH o f 263, am ount o f 60 mm o l/L H O and 12 mm o l/L F eSO , and room tem- 2 2 4 perature. Key words dye indu stry w astew ater; ultrasound; F enton reagents 1 , , 11 [ 1 ~ 3 ] , , , [ 4~ 6] , pH 925, COD 3 440 m g /L 12