01 Summer Refrigerator
The construction of a cool public square in summer
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Time: June 2013-July 2013 Type: Academic | Collaborator: Jiayi Jin Role: Chief Designer | Case Study 1, Site Analysis, Diagram drawing, Plan Drawing, Rendering Advisor: Yunlan Deng
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Water mist achievesXan decrease of 3~7℃ in temperature, (b)120μm which would significantly in increase the human comfort degree in the site.
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1: Junfeng, Wang, et al. "Numerical simulation of cooling effect by fine water mist in outdoor environment." Journal of Jiangsu University 30 30.4 (Natural Science Edition) 6 (2009): 014. 30.8 3
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internet） Ways of using water mist in 2010 Shanghai Expo（Photos are from the 30 2 28
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Water mist causes an X increase of about 5 percentage point in relative humidity, (b)120μm which would not significantely affect human comfort degree.
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Simulation Environment: temperature=35℃ relative humidity=60% sprayer location=(15,0,1.7) Water mist diameter: a=60μm b=120μm
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The following diagrams shows the result of a research 1 on cooling effect of water mist in outdoor environment.
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Shelter Location
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In many public areas, water mist is used to decrease temperature of the environment.X
Case1: Civil Denfense Shelter
Civil defense Shelters open to the pubilc in Hangzhou
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limited Service Range
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Case2: Water Mist
Study on existing solutions which deal with the hot weather. Civil defense shelter and water mist are two effective ways to create cool public space in summer.
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RESEARCH
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Dark
THESE ARE WHAT I WANT!
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People amount in Wushan Square in a summer day
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people amount
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ZHEJIANG
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Cool Inside Mountains
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Civil defense Shelter
HANGZHOU
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Free
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Environmental-friendly
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Therefore, many outdoor public squares like Wushan Square are not fully used in day time.
night
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In recent years, Hangzhou has been one of the hottest cities in China. People have to stay in indoor spaces with air-conditioner to avoid extremely high temperature in summer.
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Summary of the features of a civil defense sheleter
Apr
THINKING
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SITE ANALYSIS
CONCEPT
Wushan Square is located in the center part of Hangzhou, China. It is one of the scenic spots in the West Lake Scenic Area.
N
Museum
SOLAR POWER
School
OUTDOOR
Sunken Plaza
Art Troupe
HOT SITE
SHELTER
Qian Tang River
Mountain
The West Lake
Site D
L
Xihu Cultural Square
O
Site
O
W
Dong River
Shopping Mall
Great Canal
WATER MIST
Extract advantages of exised cooling methods. Renovate the form of water mist to construct cool outdoor space as well as being an iconic visual focus of the site.
IN D O O R
CO
City Central Axis
City Center
SE UR SO
As the teminal of a busy commercial street--Yanan Road, which is the central axis of Hangzhou, Wushan Square plays the part of a connection between the city and the mountains.
ENE RG Y
N
WATER CYCLE
Combine the use of solar power and water cycle cooling system to make the construction low-energy comsuption.
Expected programs
People from different areas expect various programs in the square. Here are the main programs that proceed in the site.
Dance
Shade PLAY
Shade Shade
Utilization According to the main progarms of the square and facilities nearby, an on site survey on people's starting point and destination is made to identify intricate flows of people.
Skate
Stroll Rest
Walk Play Exercise
Dance
Rest
Shady Square
Museum
RESIDENTIAL AREA
Cars go to the parking lot Cars go to th
lot
Cars go t5 o the parking lot
e parking
The area in red circle is NOT USED in day time for its large area of rigid material, the absence of shady trees, and no place to sit.
6 Cars go
Landscape pillar
STRATEGY
Tempered Glass
Lamp Bulb
These pillars absorb solar energy as power source. In day time, they function as sprayers, releasing water mist to cool down the square.
Solar Panel
Sprayer
At night, they sink down the groud and work as floorlamps.
DIg down
Site
Dig in
Cooling Process at Day
Connect
Indoor & Outdoor Cool Space Imitate the form of civil defense shelter to construct cool indoor space, making full use of Wushan mountain in site.
Go up
Cool down
Water Pipe
Shelter entrance
Evaporation absorbs heat Pillars release water mist
Use water mist to cool down the outdoor space as well as being a visual focus of the square.
Resevoir
Master Plan
Yan'an Road
Hefang Road
Landscape Pillars
Water Reservoir
Wushan Mountain Up
Become Floor-lamp at Night To maintain the square's funtion as a dancing place, pillars will sink down the ground and use the solar energy they absorbed in day time to give out light.
Up
Solar energy untilization process
Down
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Shady Square
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10
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30 m
Intereaction
Shelter Location Shelter Entrance
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INDOOR SHELTER Multi-functional Room
Cooling Process
Children's Playground Speech Play Movies
A
Cool environment in the mountain's depth is suitable for fruit storage.
Multi-functional Room
Rehersal
Chess Room Down
Down
A
Down
Down
Fruit Storage
Exhibition
Slope
Juice Shop
Fruit Storage
Fashion Show
Multi-functional Room
Juice Shop
Landscape Pillars
Chess Room
Shelter Entrance
0.800
Shelter Entrance Reservoir
1.800 Âą0.000
-0.700 -2.350 -5.650
-1.972 -6.390
Section A-A 9
Underground Water 10