A2OMBR处理工业废水过程中膜污染及其清洗方案研究

Vol36No10201067A2/OMBR处理工业废水过程中膜污染及其清洗方案研究曹春秋1司强1陈卫平2朱凡2何艳君1范青如3(1,226007;2,226007;3,226007)采用A2/OMBR工艺处理工业废水,研究运行过程中膜的污染情况及其清洗方案结果表明,采用柠檬酸在线反冲清洗,当静置/曝气时间为0.5h/0.5h时,膜通量的恢复率为87%,跨膜压差的降低率为23%;而采用盐酸离线清洗,当浸泡/曝气时间为2h/2h时,膜通量的恢复率为97%,跨膜压差的降低率为50%A2/OMBR膜清洗柠檬酸,MBR,![1,2],MBR[3]11.1,A2/OMBR11.2(PVDF),1A2/OMBR0.02m,30m2,,MBR,,,,(),(CaCO3)330mg/L1568mg/L,400m,,,MBR,10min,2min,10~15L/(m2∀h)[4],50d1.31.3.1,,,()3min,630%30,,1%65L(2L/m2,),0.5h(1h),,0.5h(1h)68Vol36No102010,03%(3000mg/L),1%1.3.2:,,1%2h,2h,,:,1%1h1h,,02%,1h1h2,(TMP)2.11%0.3%1%2(0.5h),22%5%3(0.5h),32%,2%45,0.5h1h1h39%,89%,0.5h(87%),4,7234(0.5h)5(1h),1%,Vol36No10201069,[5]/1h/1h0.5h/0.5h,,,/0.5h/0.5h2.26,1%2h,2h,64%,50%;1%1h1h,0.2%,1h1h,33%28%,,62.3(78),HClNaClO(0.5h1h)HClHClNaClO,70%72%87%89%97%90%,TMP5%2%23%19%50%28%,,/0.5h/0.5h;,HCl,78TMP2.4,1%1%0.3%60m21.44.21.4,1%,,1%3(1),(1%,/0.5h/0.5h)70%,5%;(3000mg/L/0.5h/0.5h)72%,2%;(1%)/0.5h/0.5h1h/1h)87%89%,/0.5h/0.5h(2),1%/70Vol36No102010∀∀彭世瑾蒋兴林陈明文吴卫平(,518049)深圳建科大楼为深圳市建筑科学研究院科研办公楼,获得了国家绿色建筑设计评价三星级标识,并首个通过国家绿色建筑和低能耗建筑双百!示范工程验收等多项奖项介绍了建科大楼工程非传统水源利用情况,2009年7月~2010年3月大楼自来水总用水量为3354m3,非传统水总用水量为3885m3,非传统水源利用率达到54%,远高于#绿色建筑评价标准∃中非传统水源利用率最高标准40%的要求,实现了节水减排目标非传统水源中水雨水非传统水源利用率水质深圳市1,,;3000m2,18170m2,57.9m,2,12,200611,20093,;,,2,,300,1156.1m3/d,,,,,,1933.3mm,22,4~96,10~3,,,,12h/2h,/2h/2h参考文献1ChangIS,KimSN.Wastewatertreatmentusingmembranefiltrationeffectofbiosolidsconcentrationoncakeresistance.ProcessBiochmistry,2005,40(34):1307~13142,.MBR.,2008,29(9):2481~24873,.MBR.,2005,21(8):24~294,,,..,2001,34(5):68~715,,,..,2003,23(12):36~39%:226007293804:13912278000Email:[e-mail]:20100707