巴黎拟用地铁人体热量供暖

Thebuilding,locatedinthefamousrueBeaubourgclosetothePompidouMuseum,isbeingrenovatedinanenvironmentallyfriendlyway．

“Luckily,thebuildingisconnectedtothemetrothroughastaircase,”FrancoisWachnickfromParisHabitattoldReuters．

Thecaloriesemittedbypassengers,around100wattsperperson,combinedwiththeheatfromtrainsmovingalongtracksandtheundergroundlocationofthemetromeanthatcorridortemperaturesare14~20degreesCelsiusallyeararound．

Theproject,whichisbasedongeothermaltechnology,aimstodrawheatfromsubterraneanpassagesandmoveittoheatexchangersbeforesupplyingheatingpipes．Thesystemwillcomplementdistrictheating．

Theprojectshouldslashcarbondioxideemissionsbyathirdcomparedtousingaboilerroomconnectedtodistrictheating,Wachnicksaid．

Atenderfortheexperimentalproject,whichisexpectedtoheat17flats,willbelaunchedbeforetheendoftheyear，andworkisexpectedtostartin2011．

Butthesystem,whichWachnicksaidisalsobeingcarriedoutinAustria,willnotbegeneralizedinParisbecauseofcostsandtheneedtobuildpassagestoconveytheheatfromthemetrotobuildings．

“Wewereluckytofindapassagewaythatallowsustocollecttheheatdirectlyfromthemetro,withouthavingtopaytobuildone,otherwiseitwouldhavebeenimpossible,”headded．

天津秦学敏供稿