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8.9%～9.1%[1]。20%～25%、[2]。。1kg20m31kg2～10m3[3]RecirculatingaquaculturesystemRAS[4]。90%～99%99%[5]。Avnimelech2006Bio-floctechnologyBFT[3]。、、[6]。。GoldmanC/N10[7-8]。109g18g[9]。C/N1010mg·L-15h[10]。Burford15N。18%～29%[11]。。Peter57%61%98%[12]。Tay[13]。20130622。310g10L10。33d30.4%5104.25mg·L-1。34.6%6112.15mg·L-1。26.3%7117.89mg·L-1。。TQ424X714A1000-3770(2011)11-0020-0062011-03-182010030241985－E-mailpyf5300@163.comE-mailhxtan@shou.edu.cn3711201111TECHNOLOGYOFWATERTREATMENTVol.37No.11Nov.,201120DOI:10.16796/j.cnki.1000-3770.2011.11.005。2。11.1。30L138W100L·min-1ACO-00823cm3.5cm。。8912。1。21。35%28.5%。2010512—614。10L10gTSS1000mg·L-123～26℃。20L·min-1。1.2。DOC/NH4+-N10。。2。1.3900。、pH、DO、NH4+-N、NO2--N、NO3--N、DOC。0.45μm752S-0.45μm752S-0.45μmN-(1-)-752S-TOC0.45μmTOC-V.CPHpH、DOYSIYSI556MPS。1.4GB/T6432－94Kjeltec2300GB/T6438－92SR-JX3-9FV-5min1L1L5min。22.12.1.11。5104.25mg·L-161010331mg·L-1。6112.15mg·L-171212331mg·L-1。7117.89mg·L-18151533/gC/N/gC/N615.941015.32617.65515.47615.53714.951814.831615.611014.95312.31013.15/-5-125-135-145-155-165-172Tab.2Amountandadditionaltimeofdifferentcarbonsources1w/%Tab.1Feedcomposition445181.00～4001.200.5～3.02.5121a05101520253035-100102030405060708090100110120/mg L /d 211mg·L-1。。2.1.21526153333.35mg·L-1。1525。153340.73mg·L-1。1523。153348.62mg·L-1。、。2.2DOC、DOC/TAN3。2。DOC、TANDOC/TAN2。155104.25、1558.4mg·L-16166112.5、1474.8mg·L-17177117.89、286.72mg·L-18。2c05101520253035050100150200250300350400 DOC/TAN/mg L /d 0204060801001201401602DOC、TANDOC/TANFig.2ThechangesoftotaldissolveDOC,ammonia-NandDOC/TANinalltheexperiment2b05101520253035020040060080010001200140016001800 DOC/TAN/mg L /d 05010015020025005101520253035-100102030405060708090100110120/mg L /d 1c1Fig.1Thechangesofammonia-N,nitrite-Nandnitrate-Ninalltheexperiment1b05101520253035-100102030405060708090100110120/mg L /d 05101520253035020040060080010001200140016001800 DOC/TAN/mg L /d 0501001502002502a371122。2.3pHpH3。pH。pH8。pH9。pH8。pH。pHpH。2.4DODO4。DODO2.2mg·L-13.2mg·L-1。。2.5FV-5FV-55。836%1034%1058%。2.6633d44.6%26.3%17.8%36.3%5.8%18.5%。44.6%30.4%17.8%28.8%5.8%15.4%。33d44.6%34.6%17.8%24.2%5.8%13.6%。8.3%4.1%。。32FV-5min、、、。3051015202530352030405060708090100FV-5/%/d 5FV-5Fig.5ThechangesofFV-5inalltheexperiment051015202530356.06.57.07.58.08.59.09.510.0pH/d 3pHFig.3ThechangeofpHinalltheexperiment05101520253035012345678(DO)/mg L /d 4DOFig.4ThechangesofDOinalltheexperiment01020304050/% 6Fig.6Thechangesofnutritioninalltheexperiment23。5104.25、1558.4mg·L-16112.5、1474.8mg·L-1。7117.89、286.72mg·L-1。1012152mg·L-1DOC200mg·L-1。、、。33、、。Avnimelech10mg·L-1202h[14]。10DOC/TAN1010mg·L-15h[10,15]。Yang10[16]1mg·L-1。DO[17]。DO200mg·L-1。FV-5DOFV-5DO。FV-5。DODO。WilenDO[18]。、。。、。Peter[12]。[13]。。。4、3。33.35mg·L-140.73mg·L-148.62mg·L-1。30.4%34.6%26.3%。836%1034%1058%。。。[1]Gutierrez-WingMT,MaloneRF.Biologicalfiltersinaquaculture:trendsandresearchdirectionsforfreshwaterandmarineapplications[J].AquacEng.,2006,34(3):163-171.371124[2]AvnimelechY,Bio-filters.Theneedforanewcomprehensiveapproach[J].AquaculturalEngineering,2006,34:172-178.[3]WangJK.Conceptualdesignofamicroalgae-basedrecirculatingoysterandshrimpsystem[J].AquacEng.,2003,28(1-2):37-46.[4]Gutierrez-WingMT,MaloneRF.Biologicalfiltersinaquaculture:trendsandresearchdirectionsforfreshwaterandmarineapplica-tions[J].AquacEng.,2006,34(3):163-171.[5]TimmonsMB,EbelingJM.Theroleforrecirculatingaqua-culturesystems[J].AESNews,2007,10(1):2-9.[6]HargreavesJA.Photosyntheticsuspended-growthsystemsinaqua-culture[J].AquacultureEngineering,2006,34:344-363.[7]SchneiderO,SeretiV,EdingEH,etal.Analysisofnutrient￡owsinintegratedintensiveaquaculturesystems[J].AquacultureEngi-neering,2005,32:379-401.[8]GoldmanJC,CaronDA,DennettMR.Regulationofgrossgrowthefficiencyandammoniumregenerationinbacteriabysubstratec:nratio[J].LimnologyandOceanography,1987,32(6):1239-1252.[9]JamesMEbeling,MichaelB,TimmonsJJ.BisogniEngineeringanalysisofthestoichiometryofphotoautotrophic,autotrophic,andheterotrophicremovalofammonia-nitrogeninaquaculturesystems[J].Aquaculture,2006,257:346-358.[10]AvnimelechY.Carbon/nitrogenratioasacontrolelementinaqua-culturesystems[J].Aquaculture,1999,176(3-4):227-235.[11]BurfordMA,ThompsonPJ,McIntoshRP,etal.Thecontributionofflocculatedmaterialtoshrimp(Litopenaeusvannamei)nutritioninahigh-intensity,zero-exchangesystem[J].Aquaculture,2004,232(1-4):525-537.[12]PeterDeSchryver,WillyVerstraete.Nitrogenremovalfromaqua-culturepondwaterbyheterotrophicnitrogenassimilationinlab-scalesequencingbatchreactors[J].BioresourceTechnology,2009(100):1162-1167.[13]TayJH,LiuQS,LiuY.Microscopicboservationofaerobicgranu-latioininsequentialaerobicsludgeblanketreactor[J].JApplMicro-biol.,2001,91:168-175.[14]AvnimelechY,KochvaM,DiabS.Developmentofcontrolledin-tensiveaquaculturesystemswithalimitedwaterexchangeandad-justedcarbontonitrogenr