Environmental Systems Project

Page 1

strasbourgfrance

TA: William Bloomer Margot Shafran

strasbourg france


strasbourgfrance koppen classification

TA: William Bloomer Margot Shafran

Climate is most similar to north western washington or South West british colomumbia. These places are itentified as ASHREA climates zone 4, so we can assume Strassbourg fall under ashrae climate zone 4 as well.

Cfb - Oceanic

•Warm summers and cool winters •Adequate precipitation •Low variance in temperature seasonally


TA: William Bloomer Margot Shafran

strasbourgfrance

Strasbourg is the capital of the Alsace region in France. It has a population of about 760, 000 people in the metropolitan area. The historic city was named a UNESCO world heritage site in 1988 (the first for an entire city center). The city borders Germany and is essential to the franco-german culture, acting as a bridge between France and Germany.


psychrometrics strasbourgfrance

TA: William Bloomer Margot Shafran

SUN SHADING OF WINDOWS (370 COMFORT HOURS) ADMIT SUNLIGHT IN MORNINGS AND WINTER

COMFORT LEVEL

PRODUCE SOLAR HEATING

HOURS OF DISCOMFORT

BLOCK SUNLIGHT DURING EVENINGS AND SUMMER

HOURS OF COMFORT

SUN SHADING OF WINDOWS (370 COMFORT HOURS) ADMIT SUNLIGHT IN MORNINGS AND WINTER PRODUCE SOLAR HEATING BLOCK SUNLIGHT DURING EVENINGS AND SUMMER

PREVENT SOLAR HEATING

PREVENT SOLAR HEATING SUMMER SUNLIGHT BLOCKED

HIGH THERMAL MASS NIGHT FLUSHED (184 COMFORT HOURS) USE HEAT-RETAINING MATERIALS FOR WALLS (THICKER WALLS, RAMMED-EARTH, ETC.) STORES HEAT AND RELEASES AT NIGHT

COMFORT LEVEL HOURS OF DISCOMFORT HOURS OF COMFORT

HIGH THERMAL MASS NIGHT FLUSHED (184 COMFORT HOURS) USE HEAT-RETAINING MATERIALS FOR WALLS (THICKER WALLS, RAMMED-EARTH, ETC.) STORES SUNLIGHT AND HEAT AFTERNOON SUNLIGHT WARMS THERMAL MASS INTERIOR STAYS COOL

HEAT IS FLUSHED OUT BY WINDS OVERNIGHT

HEAT IS FLUSHED OUT BY WINDS OVERNIGHT

PASSIVE SOLAR DIRECT GAIN LOW MASS LEVELS (464 COMFORT HOURS)

PASSIVE SOLAR DIRECT GAIN LOW MASS LEVELS (464 COMFORT HOURS)

ABSORPTIVE MATERIALS ADMIT WINTER AND MORNING SUNLIGHT PRODUCE SOLAR HEATING

COMFORT LEVEL HOURS OF DISCOMFORT HOURS OF COMFORT

NIGHT BREEZES COOL THERMAL MASS INTERIOR WARMED BY STORED HEAT

ABSORPTIVE MATERIALS ADMIT WINTER AND MORNING SUNLIGHT PRODUCE SOLAR HEATING WINTER SUNLIGHT ADMITTED


strasbourgfrance

TA: William Bloomer Margot Shafran

pavilions


strasbourgfrance

TA: William Bloomer Margot Shafran


Wall section strasbourgfrance

TA: William Bloomer Margot Shafran

4.8

15.0

1.22

13.32

0.6 x 8"

5.0 x 3"

0.87 x 1.5�

2.22 x 6�

= 34.34

r-value requried = 13+

concrete

extruded Polystyrene rigid insulation

Wood bevel siding

Earth


floor section strasbourgfrance

TA: William Bloomer Margot Shafran

7.2

15.0

2.02

0.87

0.6 x 12"

5.0 x 3"

1.01 x 2�

0.87 x 1�

= 25.09

r-value requried = 19+

concrete

extruded Polystyrene rigid insulation

Air Space

cedar flooring


roof section

vegetation soil water retention layer & filter fleece waterproof membrane

TA: William Bloomer Margot Shafran

strasbourgfrance

rigid insulation

3.6

15.0

26.64

0.6 x 6"

5.0 x 3"

2.22 x 12�

vapour control layer

= 45.24

r-value requried = 38+

concrete

extruded Polystyrene rigid insulation

Earth


strasbourgfrance

TA: William Bloomer Margot Shafran

Precedent


strasbourgfrance

TA: William Bloomer Margot Shafran

u = 0.25 r=2.85

= 31%

of entire envelope

Window Assembly

fenestration


Composite r-value strasbourgfrance

TA: William Bloomer Margot Shafran

66sf

141sf

161sf

47sf 70sf 45sf

64sf

frost line

Walls

Solid: 368sf @ R=34.34 Glazed: 226sf @ R=2.85

49% 31%

34.34 x 0.49 = 16.83 2.85 x 0.31 = 0.88

Ceiling

77sf @ R=45.24

10%

45.24 x 0.10 = 4.53

Flooring

77sf @ R=25.09

10%

25.09 x 0.10 = 2.51 24.75

composite r-value


strasbourgfrance

TA: William Bloomer Margot Shafran

ventilation


shading +lighting

er 4 6 m m le su an g n

su

overhang of roof blocks highest sun angles of summer from pentrating into the building at eye level (while the angle of the glass blocks people from occupying the southern edge of pavillion).

TA: William Bloomer Margot Shafran

Winter storeage of kayaks hanging on ceiling acts as a reflectant to spread light sunlight into structure.

winter le 9 su n an g

strasbourgfrance

Low sun shelves help to bounce light into the depth of the pavillion.


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