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当前位置:首页 > 商业/管理/HR > 公司方案 > 复合式厌氧反应器处理含硫酸盐有机废水的研究章非娟
··章非娟 史 平 介绍用复合式厌氧反应器处理硫酸盐有机废水的工艺特性,以及通过投加铁盐和出水回流克服硫酸盐还原作用的影响和改善反应器性能的效果。 复合式厌氧反应器 硫酸盐有机废水 厌氧消化 硫酸盐还原作用 ,,(MPB)(SRB),()MPBSRB。,。,,、。。1 ,,();。:(1),。,、(MoO42-)。,,,SRB,,。。(2),MPB。Fe2+,Fe3+(DS)H2S,。,,,;,Fe2+,。(3),H2S。H2S(、)(1),H2S,,,。,1,H2S,H2S1/4。1 (4)。pH(pH=6),,(2)。H2S,,,。H2S,。2 2 Vol.28 No.5 200239 DOI:10.13789/j.cnki.wwe1964.2002.05.014(1)(1)6。1 COD/mg/LSO42-/mg/LCOD/SO42-COD/kg/(m3·d)SO42-/kg/(m3·d) Ⅰ50001000 5∶151.0Ⅱ500020002.5∶152.0Ⅲ500025002.5∶152.5Ⅳ50001000 5∶151.0Fe3+56mg/LⅤ50001500 3∶151.5Fe3+56mg/LⅥ50002500 2∶152.5Fe3+140mg/L4∶1 (2)(3)。3 (3)。(、),COD∶N∶P=200∶5∶1。UASB,(1mm),10.2gVSS/L(VSS/SS=0.8)。(4)。:COD,SO42-,pH,TSS,VSS,SS;:CH4,CO2,H2S;,、、。3 62。3.1 ,,SRBMPB,CODSRBMPB。Isa,CODCH4S2-,,2 ⅠⅡⅢⅣⅤⅥCOD/kg/(m3·d)4.594.524.484.684.604.69SO42-/kg/(m3·d)1.082.152.71.111.532.42COD/SO42-4.32.11.74.23.01.9COD/%67.467.943.091.778.156.9SO42-/%89.379.464.466.385.285.3 TSS/mg/L114.3163.2213.485.097.6368.5H2S/mg/L30.626.382.419.919.4159.8 H2S/mg/L68.8122.5145.757.482.5110.2CH4/%34.236.715.648.238.539.7/m3/kgCOD0.190.200.030.250.140.13/%MPB70~8060~70※0857045SRB20~3030~40※100153055 :①;②ⅣFe3+56mg/L;③ⅤFe3+56mg/L;④ⅥFe3+140mg/L,4.35∶1。SRBMPB。:(1): 4H2+H++SO22-※HS-+4H2O CH3COO+SO42-※HS-+2HCO3-H2S:H2S+2O2※H2SO4,1molSO42-1molH2S,1molH2S2molO2,64gCOD,SRB(EA):EA=SO42-×64gCOD。(2):4H2+HCO3-+H+※CH4+3H2OCH3COO-+H2O※CH4+HCO3-CH4:CH4+2O2※CO2+2H2O1molCH42molO2,64gCOD,MPB(EB):EB=CH4×64gCOD。 ,COD:SRB=EA/(EA+EB)×100%MPB=EB/(EA+EB)×100%2MPBSRB40 Vol.28 No.5 2002,COD,()COD/SO42-,MPBSRB。Ⅲ(2.7kgSO42-/(m3·d)),COD/SO42-(1.7),,,SRB,,MPBCOD,CODSRB。3.2 COD/SO42-,COD/SO42-,,,MPBSRBCOD/SO42-。,,COD/SO42-MPBSRB。,COD/SO42-4.3(I),MPBCOD(70%~80%)COD/SO42-2.1(Ⅱ)(60%~70%),COD/SO42-MPB。、,,COD、SO42-、,,。3.3 Fe3+ⅣⅠ、COD/SO42-,ⅣFe3+56mg/L,COD、、CH4Ⅰ,、(TS、H2S)H2SⅠ,Fe3+(2)。3.4 (3)3,,CODSO42-,COD/SO42-。,,H2S。(34mm/h181mm/h),3 COD/mg/LSO42-/mg/LCOD/SO42-/mg/L(CaCO3)/mg/L467724331.92416r=4.352508 7463.43794,,,,。3.5 (4)4 (Ⅵ)/mmVSS/g/LCOD/mg/LSO42-/mg/LCOD∶SO42- 00.014648.21122.829723.5971.044219.2198.8292.6()0234.420.1151.8406.3()0.7257811.75189.0 72510.0615.08690.942.0206.0() 4,Ⅵ(80%),。,,(85.3%,2),,,SRB,MPB,。COD,,MPB,COD。,20%,CODCOD40%,CODSRB,,COD(2)。:2000901239 :(021)65982684 :2001-10-22 Vol.28 No.5 200241
本文标题:复合式厌氧反应器处理含硫酸盐有机废水的研究章非娟
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