改进层次分析法在污水处理工艺选择中的应用郭静波

[e-mail]51508073、5147809351678119、20170519013JH20180101309JC2017-11-232017-03-06AnalyticHierarchyProcessAHPAHP。AHP4104MBＲ、A2/O、A/O、。MBＲ、A2/O、A/O0.3137、0.3379、0.20850.1552。、A2/OMBＲA/O。AHP、。AHPApplicationofImprovedAnalyticHierarchyProcessintheSelectionofWastewaterTreatmentProcessGuoJingbo1WuYuzhen1MaFang2ZhangLanhe3WangWeizhuo11SchoolofCivilEngineeringandArchitectureNortheastElectricPowerUniversityJilinCity1320122StateKeyLaboratoryofUrbanWaterＲesourceandEnvironmentHarbinInstituteofTechnologyHarbin1500903SchoolofChemicalEngineeringNortheastElectricPowerUniversityJilinCity132012AbstractIntheselectionofbiologicalwastewatertreatmentprocessthescientificityandmaneuverabilityofthetraditionalanalytichierarchyarelow．TheimprovedAHPmethodadoptsthreescalemethodandthejudgmentmatrixiseasytoconstructfurthermorethereisnoneedtochecktheconsistency．InthepresentstudytheimprovedAHPwasappliedtoestablishacomprehensiveevaluationsystemwithfourlayers10indexesandfourschemes．Thecomprehensiveevaluationsystemwasemployedtoanalyzetheeconomicbenefitstheenvironmentalimpactsandthetechnicalperformanceoffourwastewatertreatmentprocessi．e．MBＲA2/OA/Oandoxidationditchprocess．ThecalculatedresultsoftheevaluationformulaforMBＲA2/OA/Oandoxidationditchprocesswere0.31370.33790.2085and0.1552respectively．ThereforecomprehensivelyconsideringtheeconomicbenefitstheenvironmentalimpactsandthetechnicalperformanceA2/OisthemostsuitablebiologicalwastewatertreatmentprocessforNortheastChinafollowedbytheMBＲprocessandA/Oprocessandoxidationditchistheleastrecommendedprocess．InconclusiontheimprovedAHPmethodcouldmakeadirectevaluationontheeconomicbenefitstheenvironmentalimpactsandthetechnicalperformanceofthecurrentwastewatertreatmentprocesswhichcouldprovidetheoreticalandpracticalbasisfortheoperationandmanagementofthecurrentprocessandthedesignofnewprocess．KeywordsImprovedanalytichierarchyprocessEconomicbenefitsEnvironmentalimpactsTechnicalperformance·555·http//．hxtb．org2018816DOI:10.14159/j.cnki.0441-3776.2018.06.010。2016939761.7m3/d1。、。、A2/O--、A/O-MBＲ20%、16.3%、3.8%2%2。、、3。。AnalyticHierarchyProcessAHP、·2070、、4。AHP。Molinos-Senante5AHP、317、7。6AHP3135、SBＲ、A2/O、、。AHP、7。AHPAHP8。AHP、MBＲ、A2/O、A/O4。11.1AHPAHP、、、9。1.1.14104。、、。GlobalWarmingPotentialGWP、EutrophicationPotentialEPAbioticＲesourcesDepletionPotentialADP31011。GWP、EPADP。、EffluentQualityIndexEQI。1T、P、CD。1。1Fig．1Thehierarchystructuremodel4MBＲ、A2/O、A/O。41×104m3/d12。、、、、。GWP、EPADP·655·2018816http//．hxtb．org1Tab．1Descriptionsofgeneralandspecialindicators//kW·h/m3/kg/d/×104m2GWP/CO2-eq/m3CO2EP/kgPO43－-eq/m3ADP/kgSb-eq/t80%/%EQI/kg/dLifeCycleAssessmentLCASimaproLCAEcoinvent3.013～15。EQI116。423。2Tab．2SpecificindexvaluesofdifferentprocessesMBＲA2/OA/O/4.55.943.56/kW·h/m30.510.170.1860.27/kg/d160.377.943.162.7/×104m219.09321513.27GWP/CO2-eq/m314700129001290013600EP/kgPO43－-eq/m3629291.790.5ADP/kgSb-eq36.111.912.918.8/t1.32.50.695.4/%77%81%75%73%EQI/kg/d0.832.92.61.683mg/LTab．3Influentandeffluentwaterqualitymg/LofdifferentprocessesMBＲA2/OA/OCOD240.0717.5412.4729.9440246.61400.5951.17BOD55126.995.22189.7413.77184.921.44184.2723.54H3-N21.880.9823.352.7219.65.3727.224.0TP3.410.424.60.375.190.564.031.02TN28.579.6836.5316.7254.8815.0444.3811.34SS202.027.77404.09621514392.3015.16EQI=1Δt·1000∫t2t1βTSS·TSSet+βCOD·CODet+βTKN·TKNet+βNO－3·NO－3et+βBOD5·BOD5etQetdt1Qetm3/dTSSet、CODetTKNetmg/LβTSS=2、βCOD=1、βTKN=30、βNO3－=1βBOD5=2。1.1.21718。aij=2ij1ij0ij{aijiji=jaij=1。ri=∑nj=1Aij2·755·http//．hxtb．org2018816riAij。1.1.33Bbij=ri－rjrmax－rmin×k－1+1ri≥rjri－rjrmax－rmin×k－1+[]1－1ri＜r{j3k=rmaxrmin。1.1.4BCcij=1n∑nk=1lgbikb()jk41.1.5Ddij=10Cij5MatlabD。22.1T-PTPT=1200102212r1=3r2=1r3=5。2T1=1313131153514T1T2=0lg1513－lg1513－lg15130－lg22513lg1513lg2251305T'2=12.46620.40550.405510.16442.46626.08221。MatlabT'2TP0.25830.10470.6370T。2.2P-C10C1、C2…C10。P1C1、C2、C3、C4p1=1222012200120001P'1=1257121461514131716131P″1=0lg6()3514lg1400()314lg882014lg6()35140lg8014lg151214lg3()140014－lg80140lg189()1014－lg882014－lg151214lg10()189140P1=11.55414.64789.69100.643512.99076.23570.21520.334412.08500.10320.16040.47961。P1C1、C2、C3C40.50930.32820.10980.0527T。P2C5、C6C70.63700.25830.1047TP3C8、C9C100.10470.63700.2583T。2.3C-DC1DC1=1222010022100221C'1=173317115151351113511C″1=·855·2018816http//．hxtb．org0lg1102514lg189()514lg189()514－lg11025140lg3()87514lg3()87514lg5()18914lg875()31400lg5()18914lg875()31400C1=110.24702.47962.47960.097610.24200.24200.40334.1326110.40334.132611。C1D0.52510.05130.21180.2118T。C2D0.05010.51290.23960.1976TC3D0.05500.11780.26340.5638TC4D0.11780.05500.26340.5638TC5D0.06530.46630.32970.1386TC6D0.56380.05500.11780.2634TC7D0.05810.49120.33780.1129TC8D0.26340.11780.56380.0550TC9D0.26340.56380.11780.0550TC10D0.56380.05500.11780.2634T。CDCij。Cij=0.52510.05010.05500.11780.06530.05130.51290.11780.05500.46630.21180.23960.26340.26340.32970.21180.19760.56380.56380.1386