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1、山東建筑大學(xué)碩士學(xué)位論文—————————————————————————————————一Theoptimizationaldesignmtehodindistrictheatingsystemwithmulti.thermalSourceChenTingting(PowerEngineering)DirectedbyZhangLinhuaHeat.supplysystemwithmultipleheatisalladvancedtechnologylrlthenetworKofhotwaterpipes,basedonthedevelop
2、mentofwaterpump’sfrequencycontrolotmotorspeed.Itisbeneficialtotheresourceconservation,theoperatloncentrallzedheatsupplVandtheincreaseofeconomicbenefit.Comparedtothetradltlon砒cen仃alizedheatsupplysystem,TheparticularityoftheheatsupplYsyStem啪tllmulti.heatsourcesliesintheexiste
3、nceofintersection.Withdifferentlocationoftheintersection。eachthemalpowerplantsinthesystemundertakethedifterentheatflux.111epowerrequire肌tforhotwatercirculationpump.Sothispape‘Present8themethodoffindingtheoptimallocationoftheintersectioninthecentrallzedheatsupplysystemwithmu
4、ltiheatsources·Whenthelocationoftheintersectionstridesoveronebranchofthesystem,thesVstemrunningstatechanges.Sothisisadiscretemanthematicsproblem,andt【lesolutionprocessispoint-by.pointmethod.Firstly,theoptimalobjectivefunctlonswereestablised,basedonthepowerconsumptionofcircu
5、latingwaterpumpalldthefunction.basedonthepowerconsunptionofcirculatingwaterpumpandtheinfluenceofthetwofactors.Atthesametime,thispapertakedapratiicalprojectmjmanco岫夠aStheobjeelofstudy.Accordingtoconcreationintheprojeel,optimalobjectlVefunctionswereestablished.Theoutcomeswere
6、analyzedanddemonstratedtheeff.ectivenessofthedesignedmethod.Thisstudycouldprovideguidancefo‘thereliablityoptimizationdesignofcentralizedheat‘supplysyStem硼tnmuli.sources.Finally,thepapergaveananalysisanddiscussionoftheadjustmentcalculationmethodsinheatsupplyloopnetworksystem
7、withmuli-heatsources.Becauseofringnetworkarchitectureandtheeffectofheatsource10catlon,then啪berandlocationofintersectionweredifferent.Hydraulicbalanceinthe山東建筑大學(xué)碩士學(xué)位論文system,theringdifferenceinsystemshouldbezere.ThispaperstudiedthecheckcalculationforapracticalprojectinJinan.
8、Theresultsofanalysisbythemethodgaveareasonableengineeringassessmentoftheresults.Ke