奥贝尔氧化沟溶解氧分布与节能特性分析

,(,300074):,,,15%20%:;;;:X505:B:1000-4602(2001)03-0029-031,,(),(),,50%60%30%35%15%20%,50%33%17%,012mg/L()(),DO00.5mg/L;DO0.51.5mg/L,BOD;()DO22.5mg/L,DODO,2/,(1):AOR=1.7QSBOD-1.42XVSS+4.57QDN-2.86QDDN(1)AOR,kgO2/dSBODBOD,g/LXVSS,kg/dDDN,g/LDN,g/LQ,m3/d,,,(),FCF,(2):FCF=Cs-CC201.024(Tmax-20)(2),=KLaKLa,=CsCs,=(Pa)1.013105C2020,mg/LCsTmax,mg/LTmax,922001Vol.17CHINAWATER&WASTEWATERNo.3CDO,mg/L(SOR):SOR=AORFCF(kgO2/d)(3)(2)(3),DO,,,,DO,,,,,,,(AOR),FCF,,(1):AOR=(1.7-1.42Y)QSBOD+(1.42YQSBOD-1.42XVSS)+4.57QDN-2.86QDDN=(1.7-1.42Y)QSBOD+1.42YQSBOD0.8bHc1+bHc+4.57QDN-2.86QDDN(4)Y,kgVSS/kgBOD5,0.550.75kgVSS/kgBOD5bH,d-1,bH=b(20)1.04(Tmin-20),b(20)20,0.150.2d-1,Tminc,d(4)BOD(),:BOD5B1B2B3,TKNN1N2N3,NDN1DN2DN3;P1P2P3:AOR1=(1.7-1.42Y)B1QSBOD+1.42P1YOSBOD0.8bHc1+bHc+4.57N1QDN-2.86DN1QDDN(5)AOR2=(1.7-1.42Y)B2QSBOD+1.42P2YOSBOD0.8bHc1+bHc+4.57N2QDN-2.86DN2QDDN(6)AOR3=(1.7-1.42Y)B3QSBOD+1.42P3YOSBOD0.8bHc1+bHc+4.57N3QDN-2.86DN3QDDN(7)C1C2C3,FCF1FCF2FCF3SOR1SOR2SOR3,:SOR=SOR1+SOR2+SOR3=AOR1FCF1+AOR2FCF2+AOR3FCF3(8)3,:/,,,,,BOD,NO-3,,,,,,,012mg/LDO,,,/80%100%80%,,,,1g4.57g,1gNO-32.86g80%,50%,,,/032001Vol.17No.3,,(A/O)(R)200%,50%(50%),(DO),,DO2mg/LDO30%,DODO2mg/L75%,():Q=10104m3/d,SBOD=200mg/L,DN=50mg/L,DDN=40mg/L,P1=55%,P2=30%,P3=15%,B1=100%,B2=0,B3=0,N1=80%,N2=20%,N3=0,DN1=90%,DN2=10%,DN3=0:Y=0.65,bH=0.12,c=15d,Tmin=15,Tmax=25,=0.85,=0.95,=1(1)(8),,EP1.5kgO2/(kWh),11/(d)1530153015300.30.3DO(mg/L)222()2()1122AOR(kgO2/d)4788449948364443850836444385080.940.94FCF0.730.730.730.730.850.850.730.73SOR(kgO2/d)655956842249923527513986542272(kW)1822190113871465110711741,,38%;/,20%4:,,,,,,;(A/O),DO,DO,;DO2mg/LDO,15%20%:[1],.[M].:,1998.[2].()[M].:,1996.:(022)233421692028E-mail:[e-mail]:2000-09-08132001Vol.17No.3