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城市污水处理厂能耗分析及节能途径常江1,杨岸明1,2,甘一萍1,孟春霖1,彭永臻2,张树军1,应起锋1(1.北京城市排水集团有限责任公司,北京100063;2.北京工业大学北京市水质科学和水环境恢复工程重点实验室,北京100124):城市污水处理是能源密集的高能耗产业之一,我国能源供需矛盾日趋尖锐,在保障污水处理量和尾水达标排放的前提下,提高能源利用率,对缓解我国当前的能源危机具有重要意义以北京某污水厂(采用典型A2/O工艺)为例,通过对一级处理二级处理污泥处理等各单元能耗及各设备能耗分布的分析,提出了各处理单元及设备的节能潜力及相应的节能途径及方案:污水处理厂;能耗;水泵;鼓风机:X703.1:B:1000-4602(2011)04-0033-04EnergyConsumptionAnalysisandEnergySavingSolutionsinWWTPCHANGJiang1,YANGAn-ming1,2,GANY-iping1,MENGChun-lin1,PENGYong-zhen2,ZHANGShu-jun1,YINGQ-ifeng1(1.BeijingDrainageGroupCo.Ltd.,Beijing100063,China;2.KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentalRecoveryEngineering,BeijingUniversityofTechnology,Beijing100124,China)Abstract:Municipalsewagetreatmentisoneofthehighenergyconsumptionandenergy-intensiveindustries.Nowadays,theenergysupplyanddemandcontradictionshavebecomeincreasinglyacuteinChina.Itisimportanttorelievethecurrentenergycrisisbyimprovingtheenergyutilizationefficiencyonthepremiseofmeetingthesewagetreatmentcapacityandthesewagedischargestandard.Theenergycon-sumptiondistributionsofvariousunitsandequipmentinprimarytreatmen,tsecondarytreatmentandsludgetreatmentandsooninasewagetreatmentplantusingtypicalA2/Oprocesswereanalyzed.Theenergysavingpotentia,lmethodsandsolutionsofthetreatmentunitsandequipmentwereproposed.Keywords:WWTP;energyconsumption;pump;blower:(2006BAC19B00);(PXM2008-014204-050843),,,,60%~90%[1],,,,,,,,33第27卷第4期2011年2月中国给水排水CHINAWATER&WASTEWATERVo.l27No.4Feb.2011,,,1样本厂的基本情况60104m3/d,A2/O,,(GB189182002)B,11Fig.1Flowchartofwastewatertreatmentplant2能耗分布及节能途径分析21,,68.96%;,20.52%;6.66%3.86%,89.48%,,,,,221,94.91%,19.48%,,,;,;,;,1Tab.1Electricalenergyconsumptionofdifferentequipmentinpretreatmentprocesses/kW/(kWhd-1)/%/%5.5600.140.038.8211.20.510.1016.4393.60.940.1916503960094.9119.4830.2724.81.740.3620.56446.081.070.22122880.690.14,,,,10%,,,70%~96%,,,,75%,50%,,15%~25%,,,,,,[2]:W=gQH100012t(1)34第27卷第4期中国给水排水(1),,H,,,,1,4,,,,,,,,,,,,,,,;,,,,,,[3]23(2),75.13%,51.81%,,2Tab.2Electricalenergyconsumptionofdifferentequipmentinsecondarytreatmentprocesses/kW/(kWhd-1)/%/%7961910413.639.4016038402.741.89432103687.395.10245760.410.28438910533675.1351.8141.12892.160.640.443.788.80.060.04,,,,,,,,,,,,,,;,,,;,,[4],,,35常江,等:城市污水处理厂能耗分析及节能途径第27卷第4期,,,,,,,,,(pHMLSS),()()()[5]2433Tab.3Electricalenergyconsumptionofdifferentequipmentinsuldgetreatmentprocesses/kW/(kWhd-1)/%/%71.28171112.650.84414.5846062.564.1616.8403.22.980.208.81761.300.09243842.840.19447045.210.3570.2168512.460.83,62.56%,4.16%,,3结论68.96%20.52%6.66%,,,,:[1],,,.A2/O[J].,2009,3(1):35-38.[2],.[J].,2009,35(12):47-50.[3]KayaD,YagmurEA,YigitKS,etal.Energyefficiencyinpumps[J].EnergyConversManage,2008,49(6):1662-1673.[4],.[J].,2005,23(1):46-48.[5],,,.[J].,2007,23(12):80-84.E-mail:anmyang@sina.com:2010-03-1836第27卷第4期中国给水排水
本文标题:城市污水处理厂能耗分析及节能途径
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