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3’13(),,BoD,BoDDo、,,。lmProvementofStageAerationTankRunningZhangShunzeZhuTingfang(Daq。9Pet,och。icalCo。l。)AbsttaetThedifferentstylesofinflowinthestageaerationtankledtobethesaein。utf。wqualityandtedistributionofsludgeBODload.xtwasanalysedthatthedifferentdistributionsofsludgeBODloadhaveinflueneeovertheBODdistributionandtherashproofintheaerationtank.Theeaseofenh、aneingoperationeffeetofthestageaerationsystembyusingratioinfolwwasintrodueedintheWastewaterTreatmentofDaqingPetroehemiealComplex、。1986,30t24000t,_1〔1〕,,,,,,,,RQ1QfR-Slù6.ùa!.r.sjeseXRRRQQQRQQQ{{{{{{{{{111VVV、XXXV,XXX1t1994,。、、BOD1.t、BOD1,Q,Sf,V,X,K,R,,:t,=V/〔(1+R)xQ〕(2i)t:=V/[ZQx(1+R)〕(22)t3=V/〔3QX(i+R)〕(23)t`V/4Qx(1+R)〕(24),:t,=Zt:=3t。=4t`(25),50=Sf(/1R),:Se,=50/(J+kXtl)(26)Se:=(50+Se,)2(1+kXt3)}(27)Se3=(50+ZSe:)/{3(1+kXt3)}(28)Se`=(50+3Se3)/{4(1+kXt`)}(29)(26)(25),-Se`=Se3Se:=Se:=50/(1+kXtZ)(210),BOD:(F/M),=QxSf/(XV)(211)(F/M)2={QSf+Se,Q(1+R)}/(XV)(222)(F/M)。={QSf+ZSe,XQ(1+R)}/(XxV)(213)(F/M)4={QxSf+3Sel“Q(1+R)}/XXv(F/M:(F/M)::(F/M)。:(F/M)-i:i+(i+kXt)’}:{1+2(1+kXt)’}:{i+3(i+kXt)`}(215)、(i+kXt)a,(215):e.S.S.)“`l“j.(1+.2BOD7.6Q(1R)S`nùlùóK!J3X.`3(F/M),:(F/M)::(F/M):(F/M)=1:(1+a):(1+Za):(1+3a)(216)(2l)~(216):,BOD,,2。2、、BOD3,Q,3:2:1.5:1,Rk,(1),V,X,:t;=V/〔sQx(i+R)〕(217)tZ=V/[SQx(i+R)](225)t3=V/〔6.SQ`(1+R)〕(219)t`=V/〔7Q(1+R)〕(220)10t2613t3614t`6(221),Se,=50/(1+kt,)(222)Se:So1+kt,+kt,/(5+Zkt,)(223)Se3So1+Zktx+1.33ktl+3.421+4.9/ktl/kt:Se4(224)So1+Zktl+ktl+6.6+12.6/kt,!_5.85/kt,(225)SelSeZSe3Se;(226)!111、.5selseZ’`“lJ-J12344BoD、R0.5~0.70.1~0.20,,BOD:(F/M),=(227),,、,、2L/:=,OQxs,XxV.72QSfXV(228)(F/M)3=2。70QSXxV(229)(F/M)`2。56QS,XV(230)(F/M)1,(FzM):,(F/M)3:(F/M)4=z:0.91:0.90:0.85(231)(217)~(231):,,BOD。4。,BOD。3、DO,、,,··1994、BOD。,,BOD,,。DO。BOD(l),,,,,,BOD,,,。,DO、、BOD。,BOD,,,。,,。。(2)DO,,,(2[]。,BOD)。,,BOD,,。(5)。,“”。BOD,,“”。,,,,,DO,BOD,,(SA),,BOD,BOD,。,,,BOD,-~~1—~.-A.0DB.0D5DOBOD,。,,DO(SB),,,,’。、1.30t,:,3.17.~~-—11987{198819891990.1~6CODcr(g/I)Cor`’f(。/L)COorc(%)367~·2002386~173907~1971511~1400125~164139~11361134~380174~61617~66…356`2…`’,…228……801~C756~66,!,;,,,。,,,。,,,,OJù,1ù。,qQ`ōno,.11ónùùǎbl.ù:3nnnonJQ(3:2:1.5:1)CODer(g/1)COD。(L)(%)CODor(g/I)(%)1888740%~60%(1)。。,2.CODcr500mL19904,,,:;,(2)。CODcr600mg/L,19。,,,〔3〕,。,,,3:2:1.5:1,5%BOD,10%。。DO,3.10%~20%。1990,,,。,80%(3)。31990~1995COI)。:r(mg/I)CODer(g/r)(%)1990.6~1219921593C02~1360134~305622~1255121~36971~81778~14C4100~25283~87712~148089~19883~8(4)·4·41994.9/iJ%(,}…1(%)}1080pH9pH9pH=9,。PAM10,PAM,pH`7。,,6060688812101083252525J,Q.1OJ21324277944040404040150+00100cPAcPAcPAùpH}AC100+PAhllo,PAM,,,。“+”,,,4。4:pH,。3。,“”。、1.,,、,,,`。2.,,,。3.pH,pH7~8。4。,,。。1...1990,3.2...,1983.3..,1989,6(2).4.〔〕..1991.5...,1988.6...1992,4.7...393(17),,EOD。、1.,BOD,,,DO。2.,,BOD,DO,,。3.30t:1`%~20%。1.()R.T.Eaoal.、().:,1982.261.2.(〕,.().:,198.620G.3.、..1993,19(3).