from passive house to net positive
TRANSCRIPT
BrynDavidsonB.Eng.M.ArchLEED-AP
March,2016
FromPassiveHouse……to‘NetPosiEve’Expandingthecontextforhighperformancebuildings
Photos:ChaseDekker,CornerstoneArchitecture
Fromlanewayhouse……topassivehouse
TheMendozaLaneHouse,710sf(Vancouver’s1stLanewayHouse)VancouverBC
TheE.57thSolarLaneHouse
TwoBirdsLaneHouse,940sfVancouverBC
TheE.29thSolarLaneHouse
DumfriesLaneHouse,1050sfVancouverBC
E.5th‘AlmostPassive’Spec.House,VancouverBC
MerriZPassiveHouse,TsawwassenBC
0.42ACH,FinalBlowerDoor
E.37thPassiveHouseDuplex,VancouverBC EurekaSt.PassiveHouseDuplex,SanFranciscoCA
MissingPieces1 GreenCategories2Net-PosiEve,InPracEce3
MissingPieces1 GreenCategories2Net-PosiEve,InPracEce3
Source:2007RMIGreenHomeVisitor’sGuide
?
Photos:RockyMountainInsEtute
Photos:RockyMoutainInsEtute,ThomasCrenshaw
Photo:NaturalBuildingTechnology
Photo:NaturalBuildingTechnology
Photo:NaturalBuildingTechnology,Map:Walkscore.com
=
Photo:NaturalBuildingTechnology,Map:Walkscore.com
=
Photo:NaturalBuildingTechnology,Map:Walkscore.com
GHGsfroma‘typical’buildingofthesamesize
GHGsfromthisgreenbuilding
Photo:2007RMIGreenHomeVisitor’sGuide
GHGsfromthisgreenbuilding
Photo:2007RMIGreenHomeVisitor’sGuide
GHGsfromthisgreenbuilding
+GHGsfromtransportaEon
Photo:2007RMIGreenHomeVisitor’sGuide
Whereisitlocated?
Canyouwalk?Bike?
Transit?
Photo:2007RMIGreenHomeVisitor’sGuide
?
Photo:2007RMIGreenHomeVisitor’sGuide
Photo:2007RMIGreenHomeVisitor’sGuide
Photo:2007RMIGreenHomeVisitor’sGuide
Before Aber
ZeroGHGEmissions
TheNewGreenBuilding
TransportaEon
Photo:2007RMIGreenHomeVisitor’sGuide
TheNewGreenBuilding
AnOld,InefficientBuilding
TransportaEon
TransportaEon
Photo:2007RMIGreenHomeVisitor’sGuide
Photo:2007RMIGreenHomeVisitor’sGuide
Whatdoesitreplace?
Anoldbuilding?Farm?Field?
Photo:2007RMIGreenHomeVisitor’sGuide
Photo:2007RMIGreenHomeVisitor’sGuide
Whatdoesitreplace?
Whereisitlocated?
Whatdoesitreplace?
Whereisitlocated?
GreenCategories2
How‘good’isyourbuilding?
BeZerthancode:L.E.E.D.BuiltGreenEnerguideEnergyStar
Aimingfor‘Net-Zero’:PassivhausNet-ZeroSolarLivingBuilding
Passivhaus
Photo:SchwörerHausKG
‘Net-Zero’(or)‘EnergyPosiEve’UsingRenewableEnergyTechnology
Photo:NaturalBuildingTechnology TurbinePhoto:RyanTaylor
$
1970
TodayGHGemissions
connectedtobuildings
1970
Today
2050 CodeMinimum
GHGemissions
connectedtobuildings
1970
Today
‘Green’
2050
GHGemissions
connectedtobuildings
1970
TodayOr“Net-Zero”
2050
GHGemissions
connectedtobuildings
1970
Today
Whereweactuallyneedtogo…
2050
GHGemissions
connectedtobuildings
?
NetPosiEve:Beyondnet-zero,projectsthatmaketheworldmeasurablybeZer…
Building Project
NetZeroBuilding
NetPosiEveProject
NetZeroBuilding
NetPosiEveProject
Tool: Goal:
How‘good’isyourbuilding?
How‘good’isyourbuilding?
Whereisitlocated?
Whatdoesitreplace?
How‘good’isyourbuilding?
$
How‘good’isyourbuilding?
Whereisitlocated?
Whatdoesitreplace?
Net-PosiEve,InPracEce3
Lovins’House,SnowmassCOProjectbytheAspenDesignGroup
$
Photo:RockyMountainInsEtute
Lovins’House,SnowmassCOProjectbytheAspenDesignGroup
$
Photos:RockyMountainInsEtute
Lovins’House,SnowmassCOProjectbytheAspenDesignGroup
$
Photo:RockyMountainInsEtute
Lovins’House,SnowmassCOProjectbytheAspenDesignGroup
$
Photo:RockyMountainInsEtute,Walkscore.com
$
Lovins’House,SnowmassCOProjectbytheAspenDesignGroup
Photo:RockyMountainInsEtute,ThomasCrenshaw
$
KarunaHouse,NewbergORProjectbyHolstArch./HammerandHand
ParkPlacePassivhaus,BrooklynProjectbyFabrica718
Photo:HaiZhang
ParkPlacePassivhaus,BrooklynProjectbyFabrica718
ThermalPhoto:SamMcAfee
Photo:Fabrica718
ParkPlacePassivhaus,BrooklynProjectbyFabrica718
RearElevaEon
Photo:HaiZhang
ParkPlacePassivhaus,BrooklynProjectbyFabrica718
AddiEon
RenovaEon
RearElevaEon
Diagram:Fabrica718Photo:HaiZhang
TransportaEon
ParkPlacePassivhaus,BrooklynProjectbyFabrica718
Before
TheNew,LargerBuilding
TheOldBuilding
TransportaEon
Aber
Photo:HaiZhang
$
ParkPlacePassivhaus,BrooklynProjectbyFabrica718
Photo:Fabrica718
RoseHouse,VancouverBCProjectbyLanefab
PassivhausDuplex:
Mainhouse
+Basementsuite
Infill“LanewayHouse”
RoseHouse,VancouverBCProjectbyLanefab
RoseHouse,VancouverBCProjectbyLanefab
RoseHouse,VancouverBCProjectbyLanefab
Thewalkscoreforthissiteis~50%beZerthantheregionalaverageof54.
RoseHouse,VancouverBCProjectbyLanefab
Thewalkscoreforthissiteis~50%beZerthantheregionalaverageof54.EachnewdwellingatthislocaEonfacilitatesanetreducEonintransportGHGs.
RoseHouse,VancouverBCProjectbyLanefab
Before
Unit1
TheOldBungalow
TransportaEon
TransportaEon
Aber
Unit2
Unit3
$
RoseHouse,VancouverBCProjectbyLanefab
BulliZCenter,SeaZleProjectbyMillerHull
Photo:BradKahn
BulliZCenter,SeaZleProjectbyMillerHull
Photos:JohnStamets
ThiswastheexisEngbuildingonthesiteofthefutureBulliZCenter.ByreplacingthisbuildingtheprojectremovedtheassociatedGHGemissions.
BulliZCenter,SeaZleProjectbyMillerHull
BulliZCenter,SeaZleProjectbyMillerHull
Photos:JohnStamets
$
BulliZCenter,SeaZleProjectbyMillerHull
$
Photo:JoeMabel
$
NorthParkPassiveHouseSpec.6-Plex,VictoriaBCPhoto:InternaEonalPassiveHouseInsEtute
$
$
$
$
How‘good’isyourbuilding?
$
Whereisitlocated?
Whatdoesitreplace?
$
Howmuchblingcanyoucramonit?
Howmuchmoredoyouneedtooffsetthechoiceof
site?
$
$
PassiveHouseisbestwhenusedasa‘tool’vs.a‘goal’
$
PassiveHouseisbestwhenusedasa‘tool’vs.a‘goal’
Energy-PosiEveBuilding=Net-PosiEveProject
$
PassiveHouseisbestwhenusedasa‘tool’vs.a‘goal’
Energy-PosiEveBuilding=Net-PosiEveProject
WalkableGrayfield>RuralGreenfield
$
PassiveHouseisbestwhenusedasa‘tool’vs.a‘goal’
Energy-PosiEveBuilding=Net-PosiEveProject
WalkableGrayfield>RuralGreenfield
Buildingdesignersasproject&policychangeagents
www.walkscore.com
Photo:Dew
itaSoe
harjo
no
