超声波处理焦化废水中氨氮的研究胡学伟,宁 平,陈玉保,黄东宾(昆明理工大学环境科学与工程学院,昆明650093) :。,,,,。:;;;:X784;TB559 :A :1001-0211(2003)suppl-0127-03:(1979-),,, ,,,””,。A-A-O,A-A-O,,,。,,COD,,。,、,,,。,,,,,。。1 实验方法1.1 1。(,14~20KHz,0~250W,20mm),(10cm,60cm,500mL)。1-;2-;3-;4-1 Fig.1 Experimentapparatusofultrasonicradiation1.2 。500mL,。,18KHz,=11.94W/cm2(135W,P=0.4×135=54W)。pH,;(25±2)℃;,;500mL,。60min(,10mL),100mL,55 20033 NONFERROUSMETALS Vol.55,supplement March 2003。2 试验结果与分析2.1 ,pH,600mL,,,2。10%70%。,(),,,,,,()(),,。,,,,,。,,,,。,,CODCr。2 Fig.2 EffectofaerationmeasureondegradationofNH3-N3 Fig.3 EffectofconcentrationondegradationofNH3-N,,3。121mg/L,70%,44%,,。,,,,,,,,,,70%。,。2.2 ,(),,,,4,1,2,,。4 Fig.4 Oxygenconsumptionofpre-andpost-ultrasonictreatment3 结论(1);(2)128 55,;(3)。参考文献[1].[M].:,1999:130[2] .[J].,2000(2):114[3].[M].:,1989:252[4] ,.[J].,2000,26(5):19[5] ,..:,1992:72ULTRASONICTECHNOLOGYFORCOKEWASTEWATERTREATMENTHUXuewei,NINGPing,CHENYubao,HUANGDongbin(DepartmentofEnvironmentScienceandTechnology,KunmingUniversityofScienceandTechnology,Kunming650093,China)ABSTRACTTheresultofthecokewastewatertreatmentwiththeultrasonictechnologyisillustrated.ItisindicatedthattheNH3-Nincokewastewatercanbedegradationbytheultrasonictreatment,andnobiologicpoisonispro-ducedintheultrasonictreatmentprocess,sothegoodconditionforthecooperationoftheultrasonictreatmentandCFSissupplied.KEYWORDS:ultrasonic;ultrasonicchemicaldisposal;cokewastewater;NH3-N129 :