zero energy in alaska - passive house · reina, llc thorsten chlupp no standard climate calculation...
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Thorsten Chlupp
Zero EnergyIn Alaska
Passive House @ L-‐64
No-‐Fossil Fuels
Zero Energy
Annual Heat Storage
No convenJonal heaJng system
No Backups
No VB-‐Diffusion open wall system
Thermal ShuKers
IR Camera
Anemometer
Moisture Meter
Indoor Air Quality Monitor
SensiJvity Analysis: Annual HeaJng Demand
SensiJvity Analysis: Annual HeaJng Demand
Above 16% = concern
SensiJvity Analysis: Annual HeaJng Demand
Clear Glass
High Mass
Passive Solar
Thermal Shutters
Thermal Shutters
R-40 Shutters
Sealing/Icing issues
Interior Thermal Shutters function BUT:
Proved difficult
Under-‐perform
Key Lesson: ShuKers are the Key – but they need to be on the outside!
R-20 Exterior Thermal Shutters
SensiJvity Analysis: Annual HeaJng Demand
SensiJvity Analysis: Annual HeaJng Demand
+7kWh/m2/yr+7kWh/m2/yrHeating demandHeating demand
Thermal bridges
Hidden
@ 40 Below
We We abandoned abandoned
shipship
Passive House @ L-‐64
No-‐Fossil Fuels
Zero Energy
Annual Heat Storage
No convenJonal heaJng system
No Backups
No VB-‐Diffusion open wall system
Thermal ShuKers
