7低强度曝气技术修复黑臭水体试验研究赵振

[1-5]。[6-8]。H2S、FeS。、、、、、[9-11]。DO2mg·L-1GB3838-2002V4mg·L-1。。。DO1mg·L-1、DO、。11.1DODO。YSI5800、、、4。20cm70cm50cm。0.022m30.016m3。1.2CODHACHNH3-NTNDOYSI5800。1.3。2086.7m8m1.7m9285.65m3。200233。、10.52%25%。X522A1000-3770(2009)04-104-[e-mail]。35420094TECHNOLOGYOFWATERTREATMENTVol.35No.4Apr.,2009104。。COD60～110mg·L-1NH3-N18～25mg·L-1TN25～35mg·L-1DO0～0.03mg·L-1。1.4DO。DO1mg·L-11h2h。DODODO。1～4DO0.8～1.5mg·L-1DO4～6mg·L-1DO。22.1COD5CODCOD48h、COD。2.2NH3-NNH3-N6684hNH3-NNH3-N352h、NH3-N90%。050001000015000200005678910
hDO/mgL3DOFig.3DOconcentrationincontinuesaerobicreactor0500010000150002000001234567
hDO/mgL2DOFig.2DOconcentrationinintermissionaerobicreactor050001000015000200000.60.81.01.21.41.61.82.02.2
hDO/mgL1DOFig.1DOconcentrationinlowintensityaerobicreactor050001000015000200000.000.050.100.150.200.250.300.350.40DO
/mgLh4DOFig.4DOconcentrationincontradistinguishreactor5CODFig.5EffectofaerationwaysonCODremoval02040608010012014016018020020406080100120COD
/mgLh1052.3TNTN77TN160hNH3-N-。2.4DO。DO。CO2CH4N、PN、P。DOCODH2S、FeS。DO。。548hCOD。DO5.0mg·L-1NH3-N[12]。。7TN。TNDO-TN。。NH3-N0.3mg·L-1NH3-N[13]。NH3-N。NH3-NNH3-N352hNH3-N90%。5～7COD、TN、NH3-N。。。DO1NH3-N90%114h114h352h。114h48h12h。NH3-N0501001502002503003504001015202530
hTN/mgL7TNFig.7EffectofaerationwaysonTNremoval0501001502002503003504000510152025NH-N
/mgLh6Fig.6Effectofaerationwaysonammonianitrogenremoval35410610.52%25%。。3。-TN。、NH3-N90%10.52%25%。[1],,.-[J].,1994,16(1):22-25.[2],,.、[J]..,1999,28(2):88-92.[3],.[J].,1999,15(8):49-51.[4],,.-[R].,2005.[5],,.[J].,2005(6):31-33.[6],,.[J].,2001,17(4):47-49.[7],.[J].,2005,23(2):34-36.[8],,,.3[J].,2005,14(6):816-821.[9].[M].:,2002.[10],,.[R].,2002.[11],.[J].,2001(4):12-14.[12],,.[J].,2003,22(2):170-173.[13]O'NeillJG,WilkinsonJF.Oxygenofammoniabymethaneoxi-disingbacteriaandeffectsofammoniaonmethaneoxidation[J].JournalGenMicrobiol.,1977,100:407-412.STUDYONBLACKANDODOROUSWATERRESTORATIONWITHLOW-INTENSITYAERATIONTECHNOLOGYZHAOZhen,SUNCong-jun,LIXiao-ping（ShanghaiAcademyofEnvironmentalSciences,Shanghai200233,China）Abstract:Alow-intensityaerationtechnologyfortheremediationofblackandodorousriverwasdemonstrated.Resultsshowedthatlow-intensityaera-tionwasfeasibletoremedyblackandodorousriverandremovepollutionloadinginriverwater.AsindicatoroftheNH3-Nremovalefficiencytocom-paretheenergyconsumptionofthreeaerationways,low-intensityaerationcangreatlyreducethecostofaeration,anditsconsumptionenergywasonly10.52%ofcontinuousaerationand25%ofintermittentaeration.Keywords：low-intensityaeration;blackandodorousriver;remediationofwaterbodyDO/mg·L-1/h/h62～60.8～1.511411435211448121Table1Threekindsofstandardizedaerationtime!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!。WFS。。1.446km4.2234m36000。107