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11231.3250002.3000743.325000。。TU991C1000-4602201317-0047-04ModelingAnalysisforOptimalOperationofWaterSupplyPumpingStationZHANGHuan-li1HUHao1ZHANGDe-yue2LUOHao-jin31.WenzhouWaterCompanyWenzhou325000China2.NorthChinaMunicipalEngineeringDesignandResearchInstituteTianjin300074China3.WenzhouUrbanConstructionDesignInstituteWenzhou325000ChinaAbstractTosolvetheproblemofenergywasteinwatersupplypumpingstationthedatafromthepumpsandthepipelineforZhuangyuanWaterworksweremeasuredanalyzedandfitted.Amathematicalmodelforoptimizationoperationofthewatersupplypumpingstationandabestwaytostartandstoppumpswereproposedcombinedwiththeparalleloperationregularityofpumps.Theoperationresultsshowedthatthismethodcouldmakefulluseoftheadvantagesofthefrequencyconversionpumpsaveenergyeffectivelyandachieveeconomicoperationofpumpingstation.Keywordswatersupplypumpstationoptimaloperationmathematicalmodel22。、。。。130×104m3/d77。1#VE-NUS1500-600C3600m3/h352.8kPa36m990r/min401kW88%2#3#VENUS1700-800C6050m3/h352.8kPa36m740r/min671kW88.4%3#5#6#VENUS1500-6003060m3/h431.2kPa44m990r/min414kW5#7#8#VENUS1400-6502340m3/h431.2·74·291720139CHINAWATER&WASTEWATERVol.29No.17Sep.2013kPa44m994r/min319kW88%。22.1。。、。QiHii=12…nsQH=fQ。、。1。HQ=a0+a1Q+a2Q2PQ=b0+b1Q+b2Q{21H1Q1=a10+a11Q1+a12Q21P1Q1=b10+b11Q1+b12Q2{12……20112。1#H1=81.034-0.01417Q1+6.849×10-8Q21P1=119.494+0.2016Q1-3.2095×10-5Q2{132#H2=60.3006+0.65847×10-3Q2-0.771×10-6Q22P2=102.57+0.1955Q2-1.6314×10-5Q2243#H3=60.3006n3'2+0.65847×10-3n3'Q3-0.771×10-6Q23P3=102.57n3'3+0.1955n3'2Q3-1.6314×10-5n3'Q2355#H5=81.034n5'2-0.01417n5'Q5+6.849×10-8Q25P5=119.494n5'3+0.2016n5'2Q5-3.2095×10-5n5'Q2566#H6=81.034-0.01417Q6+6.849×10-8Q26P6=119.494+0.2016Q6-3.2095×10-5Q2{677#H7=-55.0206+0.0981Q7-2.427×10-5Q27P7=-607.288+0.7552Q7-1.476×10-4Q2788#H8=-55.0206+0.0981Q8-2.427×10-5Q28P8=-607.288+0.7552Q8-1.476×10-4Q289Hii9.8kPamQiim3/hPiikWni'i。2%。2011H=0.2258+7.266×10-6Q+7.704×10-11Q210H———MPaQ———m3/h2.2、、。n·84·2917.watergasheat.comminP=min∑ni=1uiPiQi11PkWuiui=0iui=1iQiim3/hPiiQikW。2.3nQ∑ni=1uiQi=Q12ZiSi。HHZiHiHi=H+Z-Zi+SiQ2i13Hi=H+Z-Zi143ui、ni'QiPiQi。ui、ni'Qi。ui、ni'Qiui、ni'。。。Q10H1314Hi3~9HiQi、Piui。3.5m4.83m14000m3/hQ=14000m3/h10H=0.345MPa=35.2m。13Hi=H+Z-Zi+SiQ2i=35.2+4.83-3.5+0.5=37.03m=0.363MPa0.5m。Hi3~9HiQi、Pi。1#、2#、6#、7#、8#3152、6017、3152、2558、2558m3/h436、688、436、358、358kW。3#50、49、48、47、46、45、44Hz6017、5748、5463、5155、4815、4414、3852m3/h688、648、608、568、528、488、440kW。5#50、49、48、47、46、45、44、43、42、41、40Hz3152、2980、2806、2629、2451、2269、2085、1899、1708、1515、1328m3/h436、410、384、359、334、309、284、260、235、211、187kW。14000m3/h1。2#+3#49+5#45。114000m3/hTab.1Pumpcombinationforwatersupplyof14000m3/hQ/m3·h-1P/kWη/%/103kW·h·m-3·MPa-11#+2#+3#4613984165285.43252#+3#49+5#4514034164586.13232#+3#46+6#13984165285.43252#+3#48+7#14038165485.63241#+6#+3#50+5#4214029179578.93521#+6#+3#48+5#4514036178979.23511#+6#+3#47+5#4714088179979.0352Hz。ui、ni'。。4①201111·94·.watergasheat.com2917。②。③。0.005kW·h/m3。。1.M.1995.2.J.20021244-45.1979-、4120×104kW·h、、“”。E-mail20368840@qq.com櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆2013-03-2746pH7.3。②pHpH。③pH。1.O3—BACpHJ.201238380-83.2.J.2010669-75.3SarinP.Ironreleasefromcorrosionscalesinoldiron/steeldrinkingwaterdistributionpipesD.UrbanaUSAUniversityofIllinoisatUrbana-Champaign2002.4LytleDAShockMRSnoeyinkVL.TheeffectofpHandbicarbonateconcentrationontheoxygenationoffer-rousironinaqueoussolutionsA.AmericanWaterWorksAssociationAnnualConferenceC.DenverColo-radoAWWA2000.5.4M.2002.1989-。E-maillifang0106@163.com2013-03-04·05·2917.watergasheat.com
本文标题:给水泵站优化运行的建模分析
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