茶纸板厂白水处理循环回用实现废水零排放梁继东

　《》2007264　作者简介:梁继东女士,讲师;主要从事工业节水与水污染控制研究。　:2006-11-21()　(20436040)、(20376066)、863(2002AA601190)。废水零排放梁继东　贺延龄　赵旭东(,,710049)　　　:,,。,,,。,,。,,0.12t,。:;;:X793　　　　:A　　　　:0254-508X(2007)04-0041-03、,,。,、、,,[1-4]。1995,KNP-BTKappaZulpich1。2000Zulpich,。,200211,,[4]。。、,,、。。、()、4BE,。1　1.1　,。1。。、。。,,,,,。,,1.0～2.3m3。1.2　UASBAS(),(、、),。2。UASB、AS350m3400m3。2　2.1　20056,。120058。1,,,VFA100%,BOD596%,。41ChinaPulpPaper　Vol.26,No.4,20071　2　1　/%BOD5/mgL-113501684996.3CODCr/mgL-145512373183659.6SS/mgL-1740832097.3/mmolL-15.20—3.9224.6SO2-4/mgL-134009073.5VFA/mmolL-123.02.200100/Sm-1——0.359—pH7.6～8.17.3～7.67.8～8.0—　　1,(UASB)CODCr2178mg/L,CODCr80%。BOD5VFA85%。,,。,,,,。3200dUASBASCODCr。5dCODCr。3,,CODCr。60～120d,UASB,,,,。,UASB,AS,,。,,CODCr,,,,。17,。1920m3,UASB1kgCODCr380L。420066101030。4,CODCr4000mg/L,CODCr。,。3　UASBASCODCr4　CODCr2.2　2。242　《》2007264,,,。2　/gm-3/km/Nmg-1#10.722.674.26#20.722.976.15#30.762.866.23#40.752.765.59#50.753.587.09#60.724.096.78　　#1;#2～#6,#5、#6。2.3　250。,,4.10,2.93、()0.288、0.882。,。200410～11(3),,115m3。,2.5t。,290t。,0.12t,800,240。3　/m3/t/t-11171.411447.141.61.291270.39　　,,,。,,,,。3　　3.1　UASBAS。,VFA100%,BOD596%。3.2　(UASB)CODCr80%,BOD5VFA85%,,、、、。3.3　,,115m3。0.12t,。　　　[1]　,,,.[J].,2004,20(1):78[2]　,.[J].,2003,4(3):88[3]　,.()[J].,1999(4):9[4]　,.()[J].,1999(3):7WaterSystemClosureZeroEffluentDischargeAttainedataRecycledPaperboardMillLIANGJi-dong*　HEYan-ling　ZHAOXu-dong(Xi’anJiaoTongUniversity,Xi’an,ShaanxiProvince,710049)(*E-mail:[e-mail])Abstract:Thewaterrecyclingsystembasedonbiotechnologyicaltreatmenthasbeenbuiltinarecycledpaperboardmill,themillhasachievedzeroeffluentdischargesuccessfullythankstotheprocessdesignandcascadeuseofthewater.Theresultsshowthatthetreatmentabilityofanaerobicandaerobictreatmentsystemincreaseswiththeorganicmaterialaccumulationintheclosedwatersystem,andtheanaerobicandaerobictreatmentsystemsarewellcomplementary.Thetreatedwatercanbereusedwithoutanyharmfuleffectonthepaperboardquality.Wa-terintakedecreasesfrom90～110m3/tto1.6m3/tafterimplementingzeroeffluentdischarge,anditalsosaves0.12tonwastepaperrawma-terialwhenmakingonetonproduct,whichevidentlydecreasesthemanufacturecos.tKeywords:papermaking;zeroeffluent;engineeringapplication　　CPP(责任编辑:于　红)43