爆破制浆造纸综合废水处理工艺研究王震

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*121.4500022.45000491.06kg。COD1250~1450mg/L“++SBR”COD100mg/L。THERESEARCHONPROCESSOFTREATINGPAPERMANUFACTURINGMULTIPLIEDWASTEWATEROFPULPINGEXPLOSIONWangZhen1MaYongguang21.SchoolofEnvironmentandWaterZhengzhouUniversityZhengzhou450002China2.HenanAcademyofEnvironmentalProtectionResearchZhengzhou450004ChinaAbstractBlastpulpingwastewaterisdoublesqueezedtogetblackliquor.Theblackliquortheniscondensedbytripleeffectvacuumevaporation.Afterwardsitisburnedinaboiler.Inthiswayeverycubicmeterofblackliquorsaves91.01kgcoal.TheCODofsqueezedmultipliedwastewateriscontrolledfrom1250to1450mg/L.Thenthewateristreatedwithcoagulationflocculation-hydrolyticacidification-SBRprocesswhichmakestheCODoftheeffluentbecontrolledunder100mg/L.Keywordsblastpulpingcondensedblackliquormultipliedwastewaterbiochemicaltreatment*2007。01。40tC13600t。、。、、59%23。COD322kg43203m3/dCOD4650mg/LρCOD<100mg/LGB3544—2008《》COD。。11.1、1。、2。1.2、1—3。02201112296DOI:10.13205/j.hjgc.2011.06.01312、22.1、、COD79%~81%153m3。2.2、。1/mm/mm/%/%/%3502112~1330~3580~842/m3·h-1/%/%/MPa/MPa/MPa/t·d-1/m3·d-16.46~840-0.08~-0.09-0.05~-0.0648~50140320m×4.5m14m0.44m3/m2·h18m×6m×3.5m23m1.27m3/m2·h8.6m×8.6m×5.5m45mRHT=5.4h0.93m/hCOD0.89kg/m3·dSBR27m×27m×5.5m25m30%ρMLSS=3.0g/LBOD0.68kg/kg·d2.2.112d、、4。4/m3·h-1/℃/g·cm-3/%/t·h-14.5~6.843~561.028~1.0436.1~10.02.0~2.10.9~1.684~011.16~1.2333.2~44.14、。2.2.214t/h4t/h、2t/h1。3、、。。5d31.51m3/h。5。51220111229691.06kg3.3t。5/t·d-1/t·d-1/t·d-1/kg·m-34t/h1210.851.1587.924t/h98.01.0099.22t/h64.851.1587.922723.73.3091.062.32.3.1COD332kgρCOD4650mg/L、6。6、。6ρCOD/mg·L-1ρBOD5/mg·L-1ρSS/mg·L-1/2270600684250229062063820016904306752501610410654250135036075920013303606702002.3.2ρBOD5/ρCOD0.25200400mm3m。SBRDOSBR25d7。7ρCOD/mg·L-1ρBOD5/mg·L-1/ρSS/mg·L-11250~1450360~580200~250620~785938~1012305~435120~160290~360/%25~3015~233653~62750~860256~34864~80140~195/%15~208~125045~50447~492168~25640~4588~91/%40~4225~3035~4436~42SBR87.0~96.927~3232~4026~31/%80~8282~88—65~74725dρCOD87.0~96.9mg/LρBOD527~32mg/LρSS26~31mg/L。3179%~81%ρCOD1250~1450mg/L。240%91.06kg3.3t。3“++SBR”GB3544—2008COD100mg/L。1.M.2001.2.J.201028333-35.3.M.2001.4.J.2008S154-56.45000297E-mailwangzhen65@zzu.edu.cn2011-04-0122201112296

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