This document provides information about the low cost green library building at Shandong Jiaotong University in Jinan, China. It discusses the university campus details, climate conditions, and building specifics. The library uses various passive design strategies and renewable energy sources to achieve a comfortable indoor environment with low energy consumption, including natural ventilation, daylighting, green roofs, rainwater collection, and geothermal heating and cooling.

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Low Cost of Green Library BuildingLow Cost of Green Library Building
Shandong Jiaotong University
Jinan, china

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• Campuses compose: Weihai
＆Changqing ＆Wuyingshan
• Campus toll area: million m2
• Toll floor area:million m2
• 17,300 students
• 1,276 staff
• 13 schools
• 43 Bachelor Degree
• Wuyingshan Campuses
•• Total members: 45,700Total members: 45,700
About Shandong Jiaotong University

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• The Library is located in Jinan city which is in 36 degrees of north latitude
belonging to the area of Hot Summer and Cold Winter. The averageThe average
temperature of the coldest monthtemperature of the coldest month ttaverageaverage= -= - 00.5.5 CC
•• The average temperature of the warmest monthThe average temperature of the warmest month ttaverageaverage= 27= 27 CC
•• Dominant windDominant wind ：：Northeast - SouthwestNortheast - Southwest
datedate
Outline Geography and climate

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• The library is a green project with low initial
investment, low running cost.
• Many methods was adopt to adapt to the climate
and achieve comfort environment with low cost.
• Total building area：1.57×104㎡
• Total members: 45,700
• Total energy consumption :41,000 tec. / a
• On the ground 5 floor, underground 1 floor
▲▲
NN
About Library Building

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original environment use
••After transformation:After transformation:
Thoroughly clean up garbage, constructThoroughly clean up garbage, construct
a campus waterscape 7000m2a campus waterscape 7000m2
••Original condition:Original condition:
Abandoned quarry as the use ofAbandoned quarry as the use of
landfill garbage piled depth of 4 ~ 5mlandfill garbage piled depth of 4 ~ 5m
mixed the weathering of rock massmixed the weathering of rock mass
after a foul pondafter a foul pond

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material utilization
80% of the building materials used local products,80% of the building materials used local products,
reducing transportation energy consumptionreducing transportation energy consumption
the stonethe stone from localfrom local SiteSite use touse to lay the ground andlay the ground and
landscape decorationlandscape decoration

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Pillars and walls indoors are trying to use the
concrete surface effect directly and reduce
the decoration secondly.
Use of local materials ＆ green
plants ＆ waste materials
material utilization

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Energy-saving Measures
•• Architectural designArchitectural design
•• Effective sun shadingEffective sun shading
•• Natural draftNatural draft
•• High performance envelopeHigh performance envelope
•• Natural lightingNatural lighting
•• Greening and Roof GardenGreening and Roof Garden

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Shading
Use building component to form theUse building component to form the
effective sunshade in eesteffective sunshade in eest
Roof grilleRoof grille
shadingshading
VentilatingVentilating
chimneychimney
◄◄ 北北
HorizontalHorizontal
shadingshading

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West Sun-Shade
▲▲ Main entrence of west shading facadeMain entrence of west shading facade
►► Shading effect at 4:00 noShading effect at 4:00 noonon

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East Sun-shade for Solar house
Shadeglass tube onShadeglass tube on
the roofthe roof
Horizontal shading devices
water curtain along glass curtain wall

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Other SHADE DESIGN
Greening in every back off balconyGreening in every back off balcony
layer and for east sunshadelayer and for east sunshade
Grille sunshade frame on roofGrille sunshade frame on roof

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►SummerSummer
VENTILATION
▲▲ transition season ▲▲WinterWinter

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NATRAL VENTILATION
Use ofoverall layout buildings ＆terrain,
physiognomy＆greening and so on forming
micro climate to natural ventilation
building construction

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NATRAL VENTILATION
Strengthen natural ventilation: use solar energy produce
the force to enhance air flow by the difference pressure
between air

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NATRAL VENTILATION
Night ventilation louver：
Low windows easy manual
open every night

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Horizontally pivoted window
•• Horizontally pivoted windows is channels connected to theHorizontally pivoted windows is channels connected to the
periphery and atrium, the outdoor air can be pulled under the windperiphery and atrium, the outdoor air can be pulled under the wind
action in the chimney first entered the region, and then into theaction in the chimney first entered the region, and then into the
atrium, finally come out from the top.atrium, finally come out from the top.

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NATRAL VENTILATION
A
B
C
D
Tim
e
Temp
( C)
AB
C
D
Results the night ventilationResults the night ventilation（（summersummer）：）：
Ventilation frequency = 2.5~3.5 / hVentilation frequency = 2.5~3.5 / h
Night ventilation can make the room temperature drops 1.5 0 CNight ventilation can make the room temperature drops 1.5 0 C
Cold storage capacitynight is about 90 kWCold storage capacitynight is about 90 kW

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Natural lighting
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▲▲SSkylightkylight form south sideform south side ▲▲ SSkylightkylight from midlle of library buildingfrom midlle of library building StallsStalls
▲▲ExterierExterier
►►InterierInterier
▲▲CeilingCeiling

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Natural lighting
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▲▲ Rational window design make the naturalRational window design make the natural
light distribution uniformlight distribution uniform
►► Reading room uses the skylightReading room uses the skylight，，ShadingShading
grating makes light scatteringgrating makes light scattering

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Interio Greening
Three-dimensional Green
Roof Greening

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Three-dimensional Green
►Interio greening
►Window sillWindow sill
greeninggreening
◄◄ greening in the roof cangreening in the roof can
bring pleasant readingbring pleasant reading
garden place and greeninggarden place and greening
can also enhance the roofcan also enhance the roof
thermal insulation.thermal insulation.

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Air conditioning system
•• Cooling / preheat fresh air by buriedCooling / preheat fresh air by buried
pipe undergroundpipe underground
•• pond used instead of cooling towerpond used instead of cooling tower
•• Screw water chillers as cold source,Screw water chillers as cold source,
rated capacity of 471kWrated capacity of 471kW ** 22
•• pond depth:pond depth: 3.5m3.5m
•• pond area:pond area: 1800 m21800 m2
•• summer water temperature:summer water temperature:
•• the highestthe highest :: 30.530.5 ℃℃
•• the coolingthe cooling :: 33.733.7--38.238.2℃℃

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Tunnel-ventilation
•• prepre--coolingcooling oror preheatingpreheating Outdoor airOutdoor air
processing through theprocessing through the threethree tunnelstunnels
into the air conditioninginto the air conditioning
•• treen tunnels: 2.0 mtreen tunnels: 2.0 m ** 2.5 m2.5 m ** 1.51.5 mm
•• wind speed:wind speed:v=0.45m/sv=0.45m/s
•• wind drawing by Mechanical ventilationwind drawing by Mechanical ventilation
Connect tunnelConnect tunnel
to air intake louverto air intake louver
Best PracticesBest Practices

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Rainwate collection
•• CCollectionollection rainwaterrainwater from site andfrom site and roofroof toto the pondthe pond..
Best PracticesBest Practices

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Rain water pure project
•• FFiltering and precipitation disinfectioniltering and precipitation disinfection