Passive Thermal Systems: Climatic Response

Passive Thermal Systems: Climatic Response

Phoenix, AZ

The most unsustainable choice

http://www.bbc.co.uk/blogs/pm/2009/07/

The glass box!No protection from solar gainInstantaneous thermal shiftHermetically sealed…Does not breathExtremely energy intensive for HVAC

Vernacular Precedents of the American Southwest

http://whc.unesco.org/en/list/492/gallery/

Taos Pueblo, NM

http://davidandrose.com/2010/10/26/views-of-history-from-sky-city-pueblo/

San Esteban Del Rey Mission Church, Sky City Pueblo, Acoma, NM

Modern Icon

http://www.greatbuildings.com/buildings/Taliesin_West.html

Taliesen WestScottsdale, AZFrank Lloyd Wright, 1937

DichotomyEarthships (Corner Cottage)Taos, NM 1970-80s

http://www.spatialagency.net/database/counter.communities

http://www.facebook.com/note.php?note_id=67637808831

Biosphere 2Oracle, AZ 1989

http://www.biospherics.org/experimentchrono1.html

AIA Climate Zones

CLIMATE REGION 11

Climate

• Hot dry summers• Moderately cool winters• Annual sunshine: 85%• Diurnal temperature

swings are very large• Annual Precipitation: 7 in.• April-June are driest• August is wettest (1 in.)

http://www.oar.noaa.gov/spotlite/archive/spot_cpas.html

Climate—Design Priorities

• Keep hot temperatures out during summer

• Protect from summer sun.

• Use evaporative cooling in the summer.

• Use thermal mass to reduce day-to-night temperature swings during summer.

ASU College of Nursing, Phoenix, AZSmith Group, 2009 http://www.smithgroup.com/?id=1584/

Design Priorities

• Keep the heat in and cool temperatures out during the winter.

• Let the winter sun in.• Use natural ventilation

to cool in spring and fall.

http://archrecord.construction.com/projects/portfolio/archives/0103courthouse-1.asp

Sandra Day O’Connor CourthousePhoenix, AZRichard Meier with Norman Foster & Partners, 2000

Passive Systems Selection

PhoenixLechner, p. 108

Basic Climate Parameters

Lechner p.109

StrategiesBurton Barr Public LibraryPhoenix, AZWil Bruder, 1995

- Thermal Mass- Sun Control- Passive Ventilation

Cesar Chavez LibraryPhoenix, AZLine and Space LLC, 2007

http://www10.aeccafe.com/blogs/arch-showcase/2011/09/16/cesar-chavez-library-in-phoenix-arizona-by-line-and-space-llc/

http://www.architypereview.com/8-libraries/projects/48-city-of-phoenix-desert-broom-branch-library/description

Desert Broom Branch LibraryPhoenix, AZRichard + Bauer, 2011

StrategiesTempe Transportation CenterTempe, AZOTAK and Architekton, 2008

- Cool Roof- Sun Control

http://www.sonoraninstitute.org/blogs/index.php/scotie-blog/26-tempe-transportation-center

http://www.otak.com/portfolio/architecture/tempe-transportation-center/

StrategiesDesert Living CenterLas Vegas Spring PreserveLucchesi Galati Architects, 2007

- Rammed Earth- Straw Bale- Cooling Towers- Protection from sun

http://www.solaripedia.com/13/353/4578/desert_living_center.html

StrategiesHigh Desert PavilionBend, ORPique Collaborative, 2008

- Rammed Earth- Earth Contact Architecture- Protection from sun

Underground House in High DesertSonoran Desert, AZ

Rick Joy, 2008

http://www.archdaily.com/50218/high-desert-pavilion-pique/

http://weburbanist.com/2011/04/01/desert-designs-amazing-homes-oasis-oriented-architecture/

StrategiesDesert Wing HouseScottsdale, AZBrent Kindle, 2010

- Thermal Mass- Protect from sun- Diurnal Temperature

http://weburbanist.com/2011/04/01/desert-designs-amazing-homes-oasis-oriented-architecture/

http://uuldesign.com/architecture/wooden-desert-wing-house-by-brent-kendle/attachment/desert-wing-house-archicture-living-room/

StrategiesRimrock RanchPioneertown, CALloyd Russell

- Cool Roof- Protect from summer sun- Natural ventilation

http://www.solaripedia.com/13/195/1947/rimrock_ranch_house_collage.html

Think outside the (glass) box!

Tempe City HallTempe, AZMichael and Kemper Goodwin, Ltd., 1971

http://www.modernphoenix.net/tempecityhall.htm