其他杂-sanaa-区cbd方案深化

ZHENGZHOUZHENGDONGNEWDISTRICTSUBCBDCENTERCOMMERCIALSCHEMATICDESIGN郑州市区CBD副中心地区120M金融办公楼方案深化设计咨询协KAZUYOSEJIMA+RYUENISHIZAWA/XIANDAINOVEMBER1,KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSub KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSub SITEC03-KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- SITEKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSub RELATIONSHIPTOUtilizingtheopenspaceofthecourtyard,thetowerappearstohaveadifferentproportionfromtheothertowers.ThisgivesthetoweratransparentKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- Theofficesaredividedinto2spaces.Thelargespaceswhichhasthedimensionofover17meterinitsshortestdimensionisusefulforlargegroupactivitieswhichthefinancialbusinessesmostoftenencounters.Withthetwocourtyards,allspacesaresurroundedbysurfaceswhichbringinlighttothespacescreatingtransparentworkingspaces.Theworkersareabletoseeacrossthecourtyardtotheothersidealwayshavingvisualconnectionwiththeotherspromotingcommunicationbetweentheindividuals.KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-RELATIONSHIPTOAt+20mlevel,thereisanoutdoorpatiospacewhichcreatesvisualconnectiontothe在20Thebuildingfaçadeismadeofbrickblocks.Wechosethismaterialtogivethetoweramonolithicappearancewhilealsohavingmanyenvironmentalbenefits.Oneofthebenefitsforusingbrickblockistocreateathermalmass.AfterstudyingthetemperaturevariationthroughoutthedayinZhengzhou,wenoticedthatthetemperaturechangesdrasticallybetweendayandnight.Thewhitebrickblockabsorbstheheatduringthedaykee thespaceintheofficecool.Whentheaircoolsatnight,thebrickblocksemitstheheatintotheoffice.Theresultisacomfortableworkingspacewithverylittletemperaturedifferencethroughouttheday.Thesecondbenefitofutilizingthebrickblockistoblockthesun.ThedepthandtheopeningsizeoftheblockisrelatedsonodirectsunlightwillenterthebuildingbetweenMayandSeptember,whichisaperiodoftimewhensun esanThefacadeismeanttoadapttochangingconditionswhilemaintainingitscomfort,usability,andefficiencyovertime.Thedesignaddressessustainabilityfrommanyangles:energy,water,airquality,materials,humancomfortandwellbeing.KauyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- RELATIONSHIPTOThesiteisuniqueasitisopentothreesidesandsharesonesidewithaneighboringtowerofthesameThevisitorscanapproachthesitefromallthreeaswellasthesidesharedwithitsKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- GROUNDKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- PLAZAKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- PLAZAKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoSejima+RyueNishizawa/KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-TYPICALTYPICALTYPICALKazuyoKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-OTHERoffices(48.35-12 1,881.6X8=15,052.815-23 1,881.6X10=18,816 15,052.8+=33,868.8

TOWERpodium(22.4 3,885.4X1=3,885.41F- 3,935.8X3=11,807.4 3,885.4+=15,692.8penthouse(.5 356X1=356 =356refugefloor(1.8 1,252.8X1=1,252.8 =1,252.8corridor/core(25.1 653.6X1=653.61F- 604X3=1,8125F- 793.4X8=6,347.2 440.9X1=440.915F- 793.4X10=793.4 410.9X1=410.9 653.6+1,812+6,347.2+440.9+793.4+=17,598.6mechanical(1.7 510X1=510 720X1=720 510+=1,230totalarea33,868.8+15,692.8+356+1,252.8+17,598.6+ =69,99969,999/ =rentableareaoffices+podium+penthouse/ =71.3mechanicalspace 669.9X1=669.9 1,200X1=1,200 669.9+=1,869.9parking3,717.1X1=3,717.198X 98B2-4,387X1=4,387133X22663,187X1=3,18787X 873,717.1+4,387+=11,291.1=451total1,870+ =13,161FACADE1*&+1*&+Wind!3((,*1'(1$'*$3*/../'*7(',4-*.4-,$3(/4%,(!3((,/,4-.5"*,($10(3$*2(',//1/.&1(3(!(3$,!$&*$./'*7(',4-*.4-,$3($'*$3*/../'*7(',4-*.4-,$3(Sunlight!3((,!3((,/,4-.5!/4%,( KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-thebrickfacaderetainstheheatduringthewhentheairiscooleratnight,heatradiatesintotheofficespacefromthe当空气冷却到了晚上，热辐射从外观 空间

FACADEANDBrickblocksactasathermalmasswhichstoresandreleasesheat.Theuseofthismaterlalultima yreducestheuseofairconditioningsystem.砖块作为和释放热量的热质量。这种材料的使用，最终减少了使用的空调系统TechnicalSunpath Climate psychrometricWind Outdoor Summertempearature mendationfrom Goodsolarpotentialwith1313kWh/m²aonahorizontalRainseasonreducessolargainsduringJulytillAnnualmeantemperatureof14.7°Ccorrelatestotheundistrubedsoiltemperaturebelow10mandshowsfreegeothermalheatingandcoolingpotential.Summerpeaktemperaturesat37°Catdaytimeand60%humidtywithnighttimedropto25°Cbutnearly100%

VeryhumidsummerperiodexlcudesnaturalventilationinthistimeoftheNaturalventilationpossibleduring60%oftheyearifbuildingdeptharenottodeep–max2.5timetheroomheightforsinglesidenaturalventilation.MediumwindpotentialwithmainwinterwindsfromNorth-WesternlydirectionsandsummerwindsfromNorthEasttoClimatedemandstidebuildingenveloptominimizeinfiltrationGoodshadingincombinationwithdaylightredirectionis 环境lightentersandisfilteredthroughthecourtyardtocreateacomfortableoutdoorplazaspaceonthe4thlevel.

ThelightisfilteredthroughthebrickfacadetocreateacomfortableworkNaturalVentilation(operablewindows)NaturalVentilation(operablewindows)NaturalVentilation(operablewindows)NaturalVentilation(operablewindows)*refertodetail

NaturalVentilationthroughthe

floordetailfloorfreshairperimeterradiantheatingandHVAC

Radiantheating/coolingceilingKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- 250x250x250(650-OnewayH700xsteeltube250xSpan2.2KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- SITEC03-KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- SITEKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSub RELATIONSHIPTOUtilizingtheopenspaceofthecourtyards,thetowerappearstohaveadifferentproportionfromtheothertowers.Thisgivesthetoweratransparent

ThesitehasadistinctfrontandThevisitorscanapproachthesitefrombothfrontandbacktowalkthroughtotheotherside.

At+20mlevel,thereisanoutdoorpatiospacewhichcreatesvisualconnectiontothecontext.KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- TheofficesaredividedintofourspaceswhilebeingconnectedbyoneThelargecourtyardmakestheofficespaces9.5meterdeep.Thethinofficemakestheofficeappeartransparentwhilealsogivingenvironmentalbenefitsasnaturalventilationandconstantnaturallighting.Furthermore,theusersoftheofficeareabletoseeacrossandthroughotherofficespromotinginteractionbetweenthetenantswhichisusuallynotpresentinanormalofficebuilding.大庭院的办公场所，9.5米深的。薄的，在出现，透明，同时也给环境效KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-通透的Thethinvolumeoftheofficemakesthebuildingtransparentallowingfortenantstoseeacrossandthroughthe thedepthoftheofficeisdeterminedbythedepthwhichnaturallightcouldNATURALNaturalVentilationthroughthe

KazuyoSejima+RyueNishizawa/KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-TYPICALTYPICAL OFFICEKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-办公氛KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-KazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- GROUNDKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- PLAZAKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- PLAZAKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03- KazuyoKazuyoSejima+RyueNishizawa/SANAA,ZhengZhouSubCBDC03-OTHER offices(46.35-13 1,794.8X9=16,153.215-23 1,794.8X9=16,153.2 16,153.2+=32,306.4

podium(22.2 3,837.5X1=3,837.51F- 3,886.8X3=11,660.4 3,837.5+=15,497.9penthouse(1.5 1,080.3X1=1,080.3 =1,080.3refugefloor(2.1 1,464.7X1=1,464.7 =1,464.7corridor/core(25.9 732.3X1=732.31F- 683X3=6835F- 792X9=7,128 516.2X1=516.215F- 792X9=7,128 516X1=516 732.3+683+7,128+516.2+7,128+=18,069.5mechanical(1.9 605.2X1=605.2 691.6X1=691.6 605.2+=1296.8totalarea32,306.4+15,497.9+1,080.3+18,069.5+ =69715.669715.6/ =rentableareaoffices+podium+penthouse/ =70.12mechanicalspace 669.9X1=669.9 1,200X1=1,200 669.9+=1,869.9parking3,717.1X1=3,717.198X 98B2-4,387X1=4,3