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1、重庆大学硕士学位论文以全寿命周期、10年投资回收期、5年投资回收期作为冷热联供项目的使用周期，对不同方案的寿命周期成本进行统计。从而得到，使用期为20、10年时，50%使用率以下优先考虑分户冷热联供方案，50%使用率以上优先考虑土壤源热水泵及水源热泵集中冷热联供方案；使用期为5年时，50%以下使用率优先考虑分户冷热联供方案，50%以上使用率可选用分户冷热联供和水源热泵区域集中冷热联供方案。关键词：供暖，寿命周期成本，动态负荷，投资回收期，系统优化II英文摘要ABSTRACTAtpresent,thethemeofsouthheatinghaschangedfrom“so
2、uthernregionwhetherheatingornot”into“southernregionshouldchoosewhatkindofheatingway”,manyscholarshavestudiedseveraloptionalheatingwayofthecitiessuchaschangsha,Shanghai,chengduandothersinYangtzeriverbasin,butthestudyontheheatingofchongqingisrelativelyweakandhasnotformedasystem.Thispaperai
3、medatanalysisofsuitabllyresidentialheatingwayinChongqingbasedonhillyterrain,moreenergystructureandaresidentialdistract.Chongqinghasnotcentralheatinghistory,theresidentsarecasualforheatingwayandheatingtime,then,heatingmodehavebiggerinfluenceontheheatingsystem.Inthispaper,accordingtothehab
4、itsofchongqingresidentsheating,theheatingmodeisdividedintocontinuousoperationmodeandintermttentoperationmodeandtheuserateofheatingsystemisdividedintofourphasesincluding20%,50%,80%,100%,andanalyzedtheapplicabilityofdifferentheatingschemeinchongqingareaonthepremiseofoperationmodeandutiliza
5、tion.Firstofall,usetheDest-henergyconsumptionsimulationsoftwaretosimulatethedynamicloadinresidentialdistrictaccordingtotheclimatecharacteristicsofchongqingregionandpartitionloadaccordingtothecontroldemand.Assumethatgas,soilandwaterconditionsonresidentialareasurroundingsatisfytheheatingre
6、quirements,analyzedsuitablefordistrictheatingschemesfromthreeaspectsincludinghouseholdheating,buildingcentralizedheating,regionalcentralizedheating.Second,Analyzetheheatingschemeandcalculattheannualoperationcostofvariousheatingschemesunderdifferentusageaccordingtotheinitialinvestmentofdi
7、fferentheatingschemesanddifferentheatingoperationmodeandstrategy,andobtainedtheresultsthatthehouseholdheatingbythewall-mountedgasfurnace,thebuildingcentralizedheatingbyaircooledheatpump,thehouseholdheatingbywatersourceheatpumpareoptimalsolutionswhenutilizationrateislessth
