Withthecomprehensiveimplementationofcleanheatingplanning,heatpumpheatingusheredinagoodopportunityfordevelopment.Afewdaysago,theprojectoftheministryofhousingandurban-ruraldevelopmentscienceandtechnologyplanjointlyundertakenbytsinghuauniversity,Beijinguniversityoftechnologyandotherunits-thenorthbuildingheatpumpheatingkeytechnologyresearchandlarge-scaleapplicationacceptancemeetingwasheldinBeijing,afterquestioninganddiscussion,theacceptancecommitteeunanimouslyagreedthattheprojectpassedtheacceptance."Manyachievementsoftheprojecthavefilledthegapsathomeandabroad,andreachedtheinternationalleadinglevelinthefieldofheatpumpheating."Beijinginstituteofarchitecturaldesignprofessorwudeshengsaidattheacceptancemeeting.  WhatrolewillheatpumpheatingplayinthecleanheatingprocessinnorthernChina?Whataretheremainingpuzzles?Withthesequestionsinmind,thereporterconductedaninterview.  Thelackofheatcreatesopportunities  IndustryinsiderspointedoutthatChina'sheatingenergystructureisinurgentneedofadjustment,heatsourcecoalcogenerationaccountedfor48%,coalboileraccountedfor33%.By2016,China'scleanheatingareaof6.9billionsquaremeters,cleanheatingrateof34%,thereare66%needtobetransformedorreplaced.  Thelatestdatashowsthatthenorthernregionaccountsfor59.8%ofthecountry'stotalarea.Thecentralheatingareaincreasedfrom2.92billionsquaremetersin2007to8.16billioncubicmetersin2017.  WinterheatinginnorthernChinaisamajordisasterareaforairpollutioncontrol.However,sincethebeginningofwinter,thepriceofnaturalgasisstillrising.Inaddition,naturalgasisascarceresourceinChina.Accordingtostatistics,theannualimportvolumeofnaturalgasaccountsfor40%ofthetotalinternationalnaturalgastrade.  Therefore,manyregionsprefer"electricityinsteadofcoal"andreplacecoalheatingwithenergy-savingandenvironment-friendlyairenergyheatpumps.Forexample,Beijing,tianjin,shanxiandotherplaces,manyfamilieshaveinstalledairenergyheatpumps."Sincetheheatpumpwasinstalled,thereisnomorecoalashinthehouse.Itismuchcleaner.Liveinhaidiantownxizhavillagevillagerstoldreporters.  In2017theministryoffourcommonprintingonthe"instructionaladviceonpromotingcleanheatingoftheheatingofthenorth,clearlyputforward"intheregionwithenoughpowerresources,prioritytothedevelopmentoftheuserterminalelectricheatingmode,theintegrateduseofvarioustypesofheatpump,efficientelectricboilerandsoonavarietyofwaystopromotetheelectricheating,activelydevelopingelectricheatingcombinedwithregenerativeheatingway".  "China'sclimatecharacteristicsandenergystructuredeterminethat'airsourceheatpump'and'groundsourceheatpump'becomethemainformsofheatpumpheating.""airsourceheatpumpsaccountedfor37.6percentoftheheatpumpheatingareain2018.Theaverageannualgrowthrateofairsourceheatpumpswas25percentin2017-2018.Xuwei,Presidentoftheinstituteofbuildingenvironmentandenergyconservation,toldreporters.  Heatpumpheatinghasobviousadvantages  Accordingtopublicinformation,xi'anaddedmorethan20,000squaremetersofcleanheatingarea,ofwhichheatpumpheatingaccountedfor18.5%.Atotalof359,000householdswererenovatedinruralzibo,ofwhichheatpumpsaccountedforabout41.2%.Themaintechnicalrouteofcleaningheatsourceinruralareasofhebicityisairsourceheatpump,accountingforabout85%.Thereconstructionareaofhezecityisabout60millionsquaremeters,andtheproportionofairsourceheatpumpisabout34.9%...  Heatpumphasbecomeanimportantwayofnon-coalheatsource,especiallyinthepasttwoyearshasbeenwidelyused.In2016,theheatingareaofbuildingsinnorthernChinawasabout20.6billioncubicmeters.Amongallkindsofheatsources,heatpumpheatingwasabout670millionsquaremeters,accountingfor3.3%ofthetotalheatingareaand19.4%ofnon-coalheatsources.In2017-2018,208millionsquaremetersofheatpumpswereadded,accountingforupto60%ofthenewnon-coalandnon-naturalgasheatsources.  Xuweitoldreporters:"thelarge-scaleimplementationofairsourceheatpumpheatinginthenorthhasachievedtheheatingeffect,theoperatingcostislow,andtheairsourceheatpumpsystemoperateswell.Taketheheatpumpprojectintheculturalcenterofjiningcity,shandongprovinceasanexample,heatpumpaccountsfor67%oftheannualenergyconsumptionofthesystem,andtheelectricitybillforheatingoperationinwinteraccountsfor67%oftheannualelectricitybill.Comparedwithgas-firedboilers,itcanreduceover7,400tonsofcarbondioxide,54.86tonsofsulfurdioxideand27.43tonsofsootperyear.  "Theaboveprojectsarerelatedtotheproject,inadditiontoBeijingdaxinginternationalairport,mentougoumiaofengmountainvillage,Beijingyanqilakeinternationalconventionandexhibitioncenter,etc.,wealsoparticipateinthedevelopmentofnationalheatpumpheatingpolicy,boosttheheatpumpscaleapplication."Duringthe13thfive-yearplanperiod,thescaleofheatpumpapplicationinChinaisexpectedtoreach6.5millionhouseholds.By2030,thescaleofheatpumpapplicationisexpectedtoreach2billionsquaremeters,whichwillformaneconomicscaleofabout40billionyuanandreducetheconcentrationofPM2.5by1.9microgramspercubicmeter