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基于空调系统能耗限额控制的上海某办公建筑运行效果分析研究.docx

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基于空调系统能耗限额控制的上海某办公建筑运行效果分析研究 Abstract Energyconsumptionhasbecomeamajorconcernformanybuildingsintermsoftheirsustainabilityandefficiency.InShanghai,theuseofairconditioningsystemsprovidessignificantcomforttotheoccupants,butcontributestotheoverallenergyconsumptionofthebuilding.Inordertotacklethisissueandimprovethebuilding’sperformance,itisimportanttoimplementenergy-savingmeasuresandcontrolsforairconditioningsystems.ThispaperexplorestheapplicationofenergyconsumptionlimitsinanofficebuildinginShanghai,alongwiththeanalysisofthebuilding'soperationalperformancebeforeandaftertheimplementation. Introduction Airconditioningsystemsareoneofthemajorenergyconsumersinmoderncommercialbuildings.InShanghai,wheretherearehotandhumidsummers,airconditioningsystemsarenecessaryformaintainingoccupantcomfortlevels.However,theexcessiveuseofairconditioningsystemsmayleadtoanincreaseinenergyconsumption,costingbuildingownerssignificantamountsinenergybills.Inordertoaddressthisissue,energy-savingmeasuresandcontrolsforairconditioningsystemsneedtobeimplemented. Oneoftheapproachestoreduceenergyconsumptionistheimplementationofenergyconsumptionlimitsfortheairconditioningsystemsinthebuilding.ThepurposeofthisstudyistoinvestigatetheeffectsofimplementingenergyconsumptionlimitsinanofficebuildinginShanghai.Thestudywillalsoexaminetheoperationalperformanceofthebuildingbeforeandaftertheimplementationofthelimitcontrols. TheoreticalFramework Energyconsumptionlimitsforairconditioningsystemshavebeenwidelystudiedandappliedincommercialbuildings,asitisaneffectivemeasureforreducingenergyusage.Thelimitsaresetbythebuilding’smanagementinordertoensurethattheenergyconsumptionoftheairconditioningsystemsdoesnotexceedacertainlevel.Thelimitscanbedeterminedbasedontheweatherconditions,occupancylevels,andotherfactorsthatmayaffecttheenergyconsumptionofthebuilding. Thecontrolofairconditioningsystemscanbeachievedbyusingvariousdevicesandtechniques,includingcentralcontrolsystems,occupancysensors,andvariableairvolumesystems.Centralcontrolsy