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MBR膜碳酸钙结垢重度污染防治段传毅,钟文生,徐辉波(, 014407) :本文针对MBR工艺应用于污水处理中出现的MBR膜重度污染问题,进行详细的探讨,通过电镜分析、能谱分析等分析法,对污染物进行分析、获得一些可行的基础数据、继而实施了可行的污染防治措施,取得良好的运行效果。:MBR膜;碳酸钙;污水处理;能谱分析 :TU991.2 :A :1006—7981(2011)19—0062—02 (“”)MBR(MembraneBioreactors,MBR),MBRZENONZeeWeed(r),,,,。3,ZEWEED500D,6,44ZW-500d,264,31.6m2(340ft2)。200m3/d。MBR20092,。1 +,23.7℃,,pH11,3min,30min,4h;,pH3,3min,30min,5h。2 ,、,,1:1MBR(℃)(m3/h)(KPa)(m/bar.)1#MBR23.441.80-10.203.802#MBR30.040.17-8.673.69 :20℃,1m21bar,1。,。,36h,2:2MBR(℃)(m3/h)(KPa)(m/bar.)1#MBR30.035.21-35.740.782#MBR30.038.24-31.250.97,,,,。3 ,、、、,:3.1 膜丝观察,,,,,。3.2 膜池水质分析,3:31#2#Na(μg/mL)-1.1×1039.9×103K(μg/mL)-41.146.1Ca(μg/mL)-1.3×1031.7×103Mg(μg/mL)-85.385.8Fe(μg/mL)-1.63 0.340.44Mn(μg/mL)-1.810.98Zn(μg/mL)-0.0110.63Cu(μg/mL)-0.0020.002Si(μg/mL)-5.759.04Ba(μg/mL)-1.010.28Cr(μg/mL)-0.0100.010Sn(μg/mL)-0.0020.002Al(μg/mL)-0.0520.090Cl(μg/mL)-5.83×103 7.57×103SO42-(μg/mL)-423694NO3-(μg/mL)-7.5840.8PO43-(μg/mL)-3.40.5Ca2+1000mg/L,1300mg/L1700mg/L,HCO3-261mg/L。3.3 电镜扫描1000,,,62内蒙古石油化工 201119 :2011-07-15,1。1 10003.4 能谱分析,2。2 2,、,。4 ,MBR,,,Ca2+,MBR,。,:①,Ca2+;②MBR,MBRCa2+;③。,,,,,,,。()FIL-CORETREAT-2010(1.03μg/ml),7ppmFILCORETREAT-2010,96.41%,。:,MBR7ppm,MBR7ppm。3000m3、MBR93m3,MBR45m3/h,FILCORETREAT-201020%。:(3000+93)×7=21651000mg≈22kgMBR:45×7/20%=1575000mg/h≈27ml/min,MBR,、,27ml/min。MBR,(30):90×30×24×1.03×7=4.536×108mg≈0.45tFILCORETREAT-2010,:①。。②。。③。80h24h,,(,),,。④。“1.5”,60m3/h(1.5),MBR。⑤、MBR。,(3),,。3 5 ,,。FILCORETREAT-2010,。[][1] 魏生利,李东鹏,贺云云,等.某大型煤化工企业热电站化学水处理系统设计分析与探讨[J].内蒙古电力技术,2011,(1).63 201119 段传毅等 MBR膜碳酸钙结垢重度污染防治
本文标题:MBR膜碳酸钙结垢重度污染防治段传毅
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