1. Environmental Controls I/IG
Lecture 9
Microclimatic Analysis
Microclimatic Design
Climatic Factors in Regional Design

3. Microclimatic Analysis
Solar Access Wind Conditions Topography Vegetation & Soil Conditions Water/Water runoff

4. Goals
Identify and establish the microclimate design determinants

5. Solar Access – Sun Angles
Confirm sun path for solstices and equinox
At solar noon:
12/21 β= L
3/21 & 9/21 β=90-L
6/21 β= L
where L=latitude

6. Solar Access – Sun Path Diagram
L: p. 605

7. Solar Access – Openings/Filters
L: p.142, Fig 6.14
Verify solar orientation and obstructions

8. Solar Access –Solar Envelope
Confirm solar envelope of buildings on adjacent and adjoining sites

9. Wind Conditions – Direction and Speed
Obtain climate data

10. Wind – Channels or Obstructions?
Verify distance to openings and barriers

11. Wind Conditions + Topography
Verify changes in terrain
Locate changes in local terrain

12. Topography – Elevation
Verify location of changes in elevation

13. Vegetation & Soil Condition
Trees & ground cover
Soil surface color
Soil type
BH040

14. Vegetation & Soil Conditions –Trees
Confirm location and species of trees
Coniferous
Deciduous

15. Vegetation & Soil Conditions
Verify locations and conditions
Vegetation
Surface color
Soil type
Hardscape
BH040

16. Water/Water Runoff
Verify water table and drainage patterns
BH024

17. Final Site Summation Compile findings on site diagrams Wind Factors
Vegetation, Ground Cover & Drainage

18. BH024
Microclimatic Design

19. Case Study

20. Microclimates Interactive Seasonally dynamic
Occur outside and inside the building
Interactive Fountain,
Celebration, FL

21. Location & Climate Compare site opportunities to the climatic issues
L: p. 300 Fig. 11.2c&d

22. Climatic Design Priorities
Assess design priorities
“...Region 14
Allow natural ventilation to both cool and remove excess moisture in the summer.”
L: p. 114

23. Regional Precedents Identify local vernacular precedents
Vernacular Side-Gallery House, Charleston, SC

24. Climatic Form Givers
Identify local climatic form-givers

25. Design Strategies
Evaluate design strategies

26. Contemporary Translation
Shutter House for Photographer
Tokyo, 2003,
Shigeru Ban

27. Assess and adapt generic models
Develop Alternatives
Assess and adapt generic models
Cold
Temperate
Hot & Dry
Hot & Humid
L: p , Fig b-e

28. Develop Alternatives
Evaluate possible design solutions within the site context

29. External Factors
Evaluate external impacts for sun, wind, and water

30. Internal Factors Evaluate internal impacts for sun, wind, and water
Atmospheric Research Center, Boulder, CO

31. Integrate with Building & Site
Microclimates complement
and activate the building
design

32. AIA Climate Zones (1980)
BH001

33. Climate Zone Analysis Each analysis describes: Climate
Psychrometric profile
Design priorities
Basic conditions
Temperature cycles
Relative humidity
Wind speed
Sunshine
Degree-days

34. 79

35. Psychrometric Profile
Zone 4

36. Psychrometric Profile
Zone 4