Climate Responsive Design – Façade and Formal Aspects Pratik Raval Transsolar Inc.
Façade + 24 October 2013 1
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Sydney, Australia
London, U.K.
Hong Kong, China
Dubai, UAE
Winnipeg, Canada
Manitoba Hydro Place, Winnipeg, Canada Natural ventilation mode
Airflow Concept: Intermediate Seasons solar gains augment stack effect in solar chimney
exhaust air via north atrium into solar chimney
fresh air intake through outer facade
manually opened windows at inner facade natural ventilation of south atrium
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Manitoba Hydro Place, Winnipeg, Canada Heating mode
Airflow Concept: Winter
exhaust air via north atrium into exhaust chimney
perimeter outlets waterfall and water dispersion for humidification
distribution via subfloor plenum
4째C exhaust air for parkade ventilation and heating
highly efficient run around heat recovery system
solar preheating of fresh air
heat recovery from exhaust with supplemental heating
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Manitoba Hydro Place, Winnipeg, Canada Atrium (passive Air Handling Unit!)
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Manitoba Hydro Place, Winnipeg, Canada with KPMB
Measured EUI: 27 systems)
kBtu/sf (regulated
66% Energy savings MNECB
Performance by Gadgets
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Performance by Design
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Mediate
Engage
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Information Commons, Loyola University Chicago, Chicago with SCB
Engage
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kfw westarkade, Frankfurt, Germany with Sauerbruch Hutton
Facade and Formal Design in Urban Context
kfw westarkade, Frankfurt, Germany
Engage
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kfw westarkade, Frankfurt, Germany
Engage prevailing wind zone with over pressure zone with under pressure
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kfw westarkade, Frankfurt, Germany Pressure ring
Natural ventilation
Heating mode
Cooling mode 17
kfw westarkade, Frankfurt, Germany Ventilation concept
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kfw westarkade, Frankfurt, Germany Climate concept - offices
Engage
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kfw westarkade, Frankfurt, Germany
Angelos Law Center, Baltimore with Behnisch Architekten
Facade and Formal Design in Response to Programmatic Requirements
Angelos Law Center, Baltimore Cooling mode
cooling tower air handling unit (one east / one west) supply air to building exhaust air from atrium
supply air from AHU active slab cooling
conditioning of the atrium via transfer air from occupied zones
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Angelos Law Center, Baltimore Natural ventilation mode
natural ventilation assisted by exhaust fan
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Angelos Law Center, Baltimore Office/classroom facade
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Angelos Law Center, Baltimore Library facade
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Angelos Law Center, Baltimore Atrium facade
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Angelos Law Center, Baltimore Estimated EUI: 40
kBtu/sf
55% Energy savings 43% Energy cost savings ASHRAE 90.1-2004
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Institute of Environmental Sustainability, Loyola University Chicago with SCB
Facade and Formal Design for a Semi-outdoor space
Institute of Environmental Sustainability, Loyola University Chicago Climate concept – natural ventilation (cooling) mode
Institute of Environmental Sustainability, Loyola University Chicago Natural ventilation (cooling) mode
Institute of Environmental Sustainability, Loyola University Chicago Benefits to the adjacent dormitory
Institute of Environmental Sustainability, Loyola University Chicago Climate concept - heating mode
Institute of Environmental Sustainability, Loyola University Chicago Heating mode
Retract
Institute of Environmental Sustainability, Loyola University Chicago Envelope and shading properties
Institute of Environmental Sustainability, Loyola University Chicago Envelope and shading properties Estimated EUI: 53
kBtu/sf
49% Energy savings 50% Energy cost savings ASHRAE 90.1-2007
Faรงade and Formal Aspects at Urban Scale m/s
N
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Faรงade and Formal Aspects at Urban Scale Scale dependency
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Low to No Development Competition with BIG Facade and Formal Aspect in Master Plan Design – cold climate
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – daylight and solar access
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – daylight and solar access
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – daylight and solar access
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – daylight and solar access
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – daylight and solar access
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – back to building scale
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – back to building scale
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – back to building scale
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – building scale in urban context
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – building to unit-scale relationship
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JÄTKÄSAARI PENINSULA, Helsinki, Finland Reciprocity – building to unit scale relationship
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JÄTKÄSAARI PENINSULA, Helsinki, Finland
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Master plan for Masdar City, Abu Dhabi with Foster + Partners
Facade and Formal Aspect in Master Plan Design – hot climate
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Master plan for Masdar City with Foster + Partners
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Masdar City, Abu Dhabi
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Central Abu Dhabi
Masdar City
Conclusion
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Questions Pratik Raval Transsolar Inc. raval@transsolar.com 57