IC管锡珺1,高洪刚1,王忠刚2,智雪娇1(1.,266033;2.,150036)[],IC。IC,、,。,COD5kg/(m3·d),COD2000mg/L,COD80%,VFA。50d,。[];IC;[]X703.1[]A[]1005-829X(2015)08-0074-04Researchonthestart-upoftheadditionalcirculatinginternalcirculationreactorfortreatingsugarrefiningwastewaterGuanXijun1,GaoHonggang1,WangZhonggang2,ZhiXuejiao1(1.SchoolofEnvironmentalandMunicipalEngineering,QingdaoUniversityofScience&Technology,Qingdao266033,China;2.HeilongjiangXintianchengEnvironmentalProtectionScienceandTechnologyCo.,Ltd.,Harbin150036,China)Abstract:Aimingatthecharacteristicsofthesugarrefiningwastewaterinafactory,anadditionalcirculatinginternalcirculationreactorhasbeendesigned,andthestart-upoftheadditionalcirculatinginternalcirculationreactorhasalreadybeenaccomplishedonsite.Sincethewaterqualityandwaterquantityarequitedifferentfromthedesignedparameters,thestart-upeffectisstudiedunderlimitedconditions.TheresultsshowthattheCODvolumeloadingofthereactorcanbemorethan5kg/(m3·d),theCODofeffluentis2000mg/Lorso,andtheCODremovingratecanbeabout80%.ThechangeofeffluentVFAconcentrationcanbetterreflecttheactualoperatingsituationofthereac-tor.Thestart-upisaccomplishedsuccessfully,aftertheexperimentshavelastedfor50days.Keywords:sugarrefiningwastewater;additionalcirculationinternalcleculationreactor;wastewatertreatment,。,,、、-、,、〔1〕。———,,〔2〕。COD、、,B/C0.45,,,。,,,IC,IC。11.1,、,。IC,2IC,D9m×14m,850m3,500m3。,,35820158IndustrialWaterTreatmentVol.35No.8Aug.,201574。1。1:ICIC,12、,,IC,,。,,,。,,,,,,,〔3〕。,,,,,,,,,〔4〕。,,〔5〕。IC、、、,,,,,,。1.2,、、,。,,,1。11.3(IC)。,,,:VS/TS>65%、>65%、0.5~4mm。200t,,,。1.4(1)IC,、,。(2)COD、、pH,VFA、COD、、pH。(3),,。22.1COD1kg/(m3·d)。1~20d。,,,,,;9~20,,,,,。21~50d。21~34,,,,,,,COD89.2%。35~50COD>4kg/(m3·d),,。/℃COD/(mg·L-1)pHNH3-N/(mg·L-1)BOD5/(mg·L-1)22~295195~145704.32~6.9063~843000~70002015-08,35(8),:IC75,。,COD,,79.2%,,〔6〕。2.2:(30±2)℃,pH6.52~6.88。,,,。COD2。2COD2,1~8,1/15,,COD。9~20,COD,COD,882mg/L394mg/L,COD,95%,。21~34,COD7325~12440mg/L,,COD,1000mg/L,86.2%,COD,。35~50COD,COD,2000mg/L,2693mg/L,COD72.7%~82.5%,,,,COD。,,,,COD,,,。CODCOD3。3COD,1~8COD,。9~20COD1~2kg/(m3·d),COD,89.1%~96.7%。21~34,,,,,。COD1.774.17kg/(m3·d),,COD88%,COD。35~50COD4kg/(m3·d),COD,72.7%~82.5%。35,,,,,COD。42~50COD5kg/(m3·d),COD,79%。pHVFA4。4,pH4.32~5.48,pH;pH6.35~7.08。1~20,pH,、,2015-08,35(8)764pHVFA;,,,pH,,。21~50pH,,,,,,pH,,pH。36,,,VFA,pH,,pH>6.5,。4,VFApH,,VFApH,。3(1),IC、,COD158~1055mg/L,VFA108~404mg/L,COD89.1%,,。(2)114~165,COD5kg/(m3·d),COD2000mg/L,80%,。,。(3),,。(4)IC,;,,。[1],,.[J].,2012,31(6):78-82.[2],,,.[J].,2009,27(7):39-41.[3],,,.IC[J].,2011,5(2):352-356.[4],.[J].,2010,28(1):14-16.[5],,.IC[J].,2011,5(3):593-596.[6].UASB[D].:,2008.———————————[](1964—),,,E-mail:ganglong38324@163.com。[]2015-07-12()2015-08,35(8),:IC2015359(、)。、,“2015”,。:,:、:、:、、、、、、、、、。:kyan@iwtchina.org,,201595。:,,,16。:022-26689332,kyan@iwtchina.org201535!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!··77