form follows energy - akbw · form follows energy. ... tall buildings and ... case study results....

prof. brian cody stuttgart, july 2009

form follows energythe future of energy efficiency

the energy problem

world energy consumptionca. 450 EJ

world energy consumption 2050ca. 1700 EJ (shell prediction for 2050 ca. 1350 EJ)

correlation between economic productivity and energy consumptionfor various countries

buildings and energybuildings accountable for 50% of world energy demand (transport 25%)

transport

industry

buildings

population growth250 000 people per dayyear

energy efficiency

Strategies for increasing energy efficiency?

evaluating energy efficiency

energy demand in the building sector

operating energysteweag steg, graz

total primary energy demandtypical office building

whole systems thinking

embodied energyenergy efficiency of double skin building envelopes

architect: schneider + schumacher

case studybraun hq in kronberg germany

case studyfronius office and laboratory building in wels austria

tall buildingspossible contribution to sustainable development of cities

tall buildings and energy efficiency

tall buildings and natural ventilationmixed-mode-operationgsw tower, berlin

architect: sauerbruch hutton

quantity and quality

mechanical ventilationenergy efficiency compared to natural ventilation in office buildings

what is energy efficiency?

Energy efficiency is the relationship between the quality of the internal thermal environment in a building and the quantity of energy consumption required to maintain this environment

what is energy efficiency?

0 50 100 150 200

Primary Energy Demand kWh/m²a

Low Energy Low Comfort

Low Energy High Comfort

High Energy Low Comfort

COST curve

BEEP curve

High Energy High Comfort

beepbuilding environmental and energy performance

Primary Energy Demand kWh/m²a

beepcase studies

beepcase study results

energy efficient architecture

improving energy efficiency

total primary energy demandtypical office building

ecbeuropean central bank headquarters in franfurt

architect: coop himmelblau

ecbnatural ventilation system

erste campus viennasite analysis

architect: henke schreieck

erste campus viennafloor plan zoning

fast-boxfresh air supply terminal

erste campus viennaenergy supply systems

mocape shenzen chinacontrolled diffuse daylight via grid roof

architect: coop himmelblauarchitect: coop himmelblau

architect: wolfgang tschapeller

hotel schwarzenberg viennalow tech high comfort systems in hotel sector

Architekt: Schneider + Schumacherpaulinenstraße stuttgartintegrated façade and hvac systems

form follows energy

form follows energyrelationship between building form and energy efficiency

case studieslow energy housing, berlinsunbelt offices, san diegoinfineon hq, singapore

architect: assmann salomon und scheidt

architect: tec pmc

case studiesgreat egyptian museum gizaduales system, expo 2000, hannover

architect: atelier brueckner

research projectsport building of the future, puconci, slovenia

architekt: coop himmelblau

mcurmuseum la reunion

mcur la reunionnatural ventilation of the exhibition spaces

media hub, singaporebuilding as power plant

SOLAR BLADES

12 500m² PV 2 300 MWh/a

HANGING GARDENCREATIVE GARDEN

HORIZONTAL GARDEN (SHADING, FILTER, AIR QUALITY)

COLLECTED RAINWATER USED FOR IRRIGATION AND TOILET FLUSHING

PV MODULES PROVIDE SHADE & ELECTRICITY

CHILLED CEILING

AIR SUPPLY

MULTI LAYERED SKIN PROVIDES CONTACT WITH EXTERNAL ENVIROMENT

architect: carsten roth

övag headquarters viennabank hq in perimeter block development in inner city

övag headquarters viennaconventional solutions

övag headquarters viennadevelopment of a new typology

ksp architekten

daimler hqstuttgart

daimler hqdevelopment of the typology

daimler hqenergy concept

daimler zentraleatrium

cultural center zarautznatural ventilation of a 600 seat concert hall

landesarchiv nrw, duisburgpassive conditioning of the archive spaces

architect: ortner & ortner

flexibility and adaptabilityusage neutral architecture?

Südbüro in Wien,Fensteranteil ca. 70%

Südbüro in Venedig,Fensteranteil ca. 70%

Büromaschinen 30W/m² statt 15 W/m²

Büromaschinen 7,5W/m² statt 15 W/m²

Südbüro mitVollverglasung (SSG)

undInnenverschattung

Nordbüro mitVollverglasung (SSG)

undInnenverschattung

Südbüro mitFensteranteil ca. 50%

Wohnnutzung

Wärmebedarf Kühlbedarf

climate changeinfluence on heating and cooling energy demand of buildings

cooling

heating

natural ventilation of tall buildingsresearch project

research projectoptimal degree of density

energy model of austria

bigova bay, montenegroenergy masterplan

architect: ortner & ortner

energy masterplanresources and demand

energy masterplanconventional approach

energy masterplanproposed solution

Architekt: Ortner & Ortner Baukunst

energy masterplanurban and building design solutions

Architekt: Ortner & Ortner Baukunst

energy masterplanenergy grid

energy masterplanenergy supply and storage systems

structural changesteleworking and energy efficiency in society

form follows energy - akbw · form follows energy. ... tall buildings and ... case study results....

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