ENERGY EFFICIENT SUSTAINABLE DESIGN MANFRED HEGGER

German American Chambers of Commerce1st German American Energy Efficiency Conference 2009Energy Efficiency in BuildingsNew York, April 28th, 2009

Prof. Manfred Hegger

Energy Efficient Building Design –Sustainability in Architecture

1980 founded as Partnership (BGB)Doris Hegger, Manfred Hegger, Günter Schleiff

2001 change to closely held Stock Company (AG)stocks in the hands of the members of the office

5 Directors25 Staff

1999 foundation of Eurolabors Integrated Laboratories Planning (AG)

Hegger Hegger Schleiff HHS Planer+Architekten AG

HHS key competences

Fields of Work

Master Planning, Programming, Feasibility Studies

Urban PlanningIntegral Architectural Design, General Planning

Major Subjects

Sustainability in Architecture

Energy Efficient Architectural Design

Innovation, Building Research

Major Types of Building

Office and Industrial BuildingsEducational and Research Buildings

Public Buildings

Housing

ee Technische Universität DarmstadtDepartment of Architecture Energy Efficient Architectural Design Unit

Unit founded in 2001University Course Teaching and Further Education Activities Research and Consultancy Work

from 2005: ee-Concept founded as Spin-off run by former Unit Membersfrom 2008: Bachelor and Master Courses replacing Diploma Course.planned: Post-Graduate Master Course on Sustainable Design

5 Teaching Staff15 Researchers20 Student Research Assistants4 External Lecturers

ee key competences

teaching activities

Sustainable Building DesignLife-cycle of BuildingsConstruction MaterialsEnergy-efficient ArchitectureMethodology of the Architectural Design Process

research

Life-cycle CostingIntegration of Renewable Energy Systems into ArchitectureEvaluation of Sustainability in Architecture

consulting

Sustainability Advice and Auditing, CO2-Reduction ProjectsEnergy Concepts for new and existing BuildingsConsulting to national and intenational Institutions (UIA, UNEP, EU)

ee6 Key Drivers | Energy Demand for Buildings

Transport

Industry

Buildings

Quelle: AG Energiebilanzen / VDEW / RWE / TU München 1998

ee7 Key Drivers | Limited Resources and Exploding P rices

Limited Reserves• Oil: 41 years• Natural Gas: 62 years• Coal: 200 years

Unsafe Producing CountriesIncreasing conflicts

ee8 Key Drivers | Share of fossile Energy Sources w orldwide

80 %Share of Fossile Energy Sources

to World-Wide Energy Supply

ee9 Key Drivers | CO 2 Emissions per Person

North America

Australia

Europe

South America

Africa

Climate friendly

ee10 Key Drivers | IPCC-Report on Climate Change (20 07)

1,5°C > 3°C > 4,5°C

[+]Climatic-naturalDimension

[+]Regulatory

- market economicaldimension

Winners from Climate Chanceunder Government regulations

Double Winners

Double Losers

Food Industry

Tourism

Mechanical and Electrical Engineering

Traffic Sector

Paper and Metal Industries

CarIndustry

Fossile EnergyCompanies

FinancialSector

Agriculture and Forestry

Winners of governmental interventionscarrying climatic risks

Renewable Energies

Chemical Industry

Textiles andClothing

Source: Klimawandel und Branchen: Manche mögens heiß, Deutsche Bank 2007

Building and building relatedsectors

Key Drivers | Winners and losers of climate cha nge

� Global Radiation

� Flat Geothermal Warmth

� Atmospheric Energy

� Wind

� Sea Warmth

� Sea Current

� Wave Energy

� Running Water

� Biomass Production

� Nuclear Energy � Coal

� Oil

� Natural Gas

� Deep Geothermal Heat � Tidal Energy

Nuclear Energy Solar Radiation Geothermal Gravitation

Past radiation Current radiation

Non renewable Renewable

88 % 12 %current use in Germany

Key Drivers | Available Sources of Energy

0 100 200 300 400 500 600

Wasserkraft

Windenergie

Photovoltaik

Solarthermie

OberflächennaheWärme

Geothermie

Biomasse (fest)

Biomasse (gasförmig)

Biomasse (flüssig)

Gesamtpotenzial: 2.410 TWh

Endenergieverbrauch 2000: 2.570 TWhca. 75 %

ca. 7 %

ca. 5 %

< 0,01 %

Key Drivers | Available sources of renewable e nergy and their current use

Biomass (fluid)

Biomass (gas)

Biomass (solid)

Geothermal

Surface Geothermal

Solar Thermal

Photovoltaics

Wind Energy

Water Power

ee14 Key Drivers | Energy Mix Forecast of German Fed eral Government 2000 - 2100

ee15 History of Architecture | The Megaron House (So crates)

Quelle: Solpower

ee16 History of Architecture | The Ticino House

Das wachsende Haus, Martin Wagner, 1931

History of Arcitecture | The Growing House (Mar tin Wagner)

ee18 Architecture | Solar Houses 1992 Stuttgart/Germ any

IGA Houses Stuttgart/Germany, HHS Planer + Architekten

ee19 Architecture | Solar Houses 1992 Stuttgart/Germ any

IGA Houses Stuttgart/Germany, HHS Planer + Architekten

Architecture | Solar Houses 1992 Stuttgart/Germ any

ee21 Architecture | Office Building/Passive House 19 95 Kassel/Germany

Office Building/Passive House Kassel/Germany, HHS Planer + Architekten

Academy Mont-Cenis Herne, Jourda Architectes/HHS Planer + Architekten

Architecture | Office Building/Passive House 19 95 Kassel/Germany

___Heating Demand___Economically Optimized Energy Standard___Energetically Optimized Energy Standarda Erste Wärmeschutzverordnungb Zweite Wärmeschutzverordnungc Dritte Wärmeschutzverordnungd Low Energy Standarde Passive House Standard

Heating Demand in KWh/m²a

Housing stock in total

Options | Development of Heating Demand in Germ an Homes

Options | Energy and Homes | State of the Pas t

Options | Energy and Homes | State of the Art

ee30 Options | Energy and Homes | Increased User C omfort

ee31 Jourda Architectes/HHS Architekten, Fortbildungsaka demie Mont-Cenis Herne > 2000

Jourda Architectes/ HHS Planer & Architekten; Fortbildungsakademie

Jourda Architectes/HHS Architekten, Fortbildungsaka demie Mont-Cenis Herne > 2000

ee38 HHS Architekten, Grubengas-BHKW Herne 2000

Jourda+Perraudin/ HHS Planer & Architekten; Fortbildungsakademie

HHS Architekten, Fortbildungsakademie Mont-Cenis He rne > 2000

Jourda+Perraudin/ HHS Planer & Architekten; Fortbildungsakademie

HHS Architekten, Fortbildungsakademie Mont-Cenis He rne > 2000

ee41 Architecture | Academy Mont-Cenis Nutzung

Academy Mont-Cenis Herne, Jourda Architectes/HHS Planer + Architekten

Social Issues

1920 1940 1960 1980 2000

Sustainability | The Development of Sustainable Building in Europe

Social Issues

Economic Issues

1920 1940 1960 1980 2000

Social Issues

Economic IssuesEnvironmental Issues

1920 1940 1960 1980 2000

Environmental Issues

> Materials: AvailabilityEnvironmental ImpactHazardous IngredientsUnbuilding Properties

> Energy in Use:Heating and CoolingWarm WaterElectricity

> Site and Landscape:FootprintLandscape

> InfrastructureMobilityWaste Processing

Economic Issues

> Building QualitiesLocationStructural QualitiesTechnical QualitiesArchitectural Qualities

> Investment Cost:FinancingExternal Cost

> Running Cost:Cost in UseEase of Modernisation

> Life Cycle Cost:

Social Issues

> Society:Integration, Social MixSocial ContactsSolidarity, JusticeParticipation

> Design:Spacial Identity Individual DesignPersonalisation

> Accessability, Use:Serving Basic Needs Mixed UsePublic TransportAccessability for all

> Health and Comfort:SafetyLightIndoor Air QualityRadiationHeat ProtectionNoise Protection

Sustainability

Sustainability | The Issues of Sustainable Buil ding

HHS Planer + Architekten, Gründerzentrum Hambau, Ökozentrum Hamm 1997

Architecture | Low Energy, Low Impact, Re-Use | Hambau Hamm

ee52 Architecture | Re-Use of Buildings | A new Lease of Life

Luczak Architekten; Wohnen im Hochbunker ,Köln 2004

Luczak Architekten; Wohnen im Hochbunker, Köln 2004

Architecture | Re-Use of Buildings | A new Lease of Life

East Germany Concrete Prefab Remodelling, Berlin 2004

Architecture | Re-Use of Buildings | A new Lease of Life

Rudi Ricciotti/HHS Architekten, Nikolaisaal Potsdam 2000

Architecture | Re-Use of Building Elements | A new Lease of Life

ee56 Materials | Life Cycles

Text xyz

60 years +Primary Structure

20 years+Building Envelope

15 yearsTechnical Equipment

10 yearsInternal Works

5 yearsFurniture

3 yearsDecoration

Exchange Cycles:

1x 3x 4x 20x6x 12x

ee57 Materials | Life Cycles

Building Element:

Structure

Roofing

Windows/Doors

Services

Floorings

Coatings

productfabricationproduction

of raw materials

period of use

recycling

fabrication of machines

energy generation

system border

Materials | Environmental Performance of Produ cts | Procedure and Elements

ee59 Materials | Construction Materials Performance Information

Quelle: Baustoffatlas

Materials | Environmental Performance of Buildi ng Elements

Solar Decathlon 2007 + 2009Contributions of Technische Universität Darmstadt

- International University Competition

- „Year 2015 Prototype Home“

- Issued by US Department of Energy

- Bi-Annually

- 20 prequalified Universities

- Located on National Mall,

- Washington D.C.

Solar Decathlon 2007 | Competition Rules

Passive Provisions

. Compact Building Form

. Highly insulated Building Envelope

Passive Solar Gains South

. Phase Change Material for Heat Storage

. Natural Ventilation

. Passive Cooling System

Solar Decathlon 2007 | Passive Provisions (Arch itectural Means)

Active Measures

. Photovoltaic Modules (Roof opaque and transparent,on shading devices)

. Solar Thermal Collectors

. Heat Pump/Heat Recovery System

Solar Decathlon 2007 | Active Measures (Technic al Systems)

ee656. Mai 2009 | Fachbereich Architektur | Fachgebiet Entwerfen und Energieeffizientes Bauen | Prof. Manfred Hegger | 65

Solar Decathlon 2007 | Publication

ee66 Follow-up Solar Decathlon 2007 | Plus Energy Ex hibition Building

ee70 Solar Decathlon 2009 | Building Design (Status 04/2009)

Solar Decathlon 2009 Ein Raum – verschiedene Ebenen

Solar Decathlon 2009 | Building Design (Status 04/2009)

ee72 Solar Decathlon 2009 | Building Design (Status 04/2009)

ee73 Energy and Sustainability | New Information

ee74 HHS Architekten | Energy autonomous SMA-Academy Building Niestetal 2009

ee75 HHS Architekten | Energy Plus Converter Product ion Building SMA Kassel 2008

Transport

Industrie

Gebäude

Urban Energies | Strenghten urban autonomy, red uce vulnerability, improve self-esteem

Masdar City, Abu Dhabi, Zero Energy City www.dlr.de

ee77 Urban Energies | Digital Environmental Simulati on Tools

ee78 Sustainability in Architecture | Providing a new c ompass

ee79 5. Schlussfolgerungen | Vernetzt planen

Thank you!

Thank you for your attention!

www.ee.tu-darmstadt.dewww.solardecathlon.dewww.solardecathlon2009.dewww.hhs-architekten.de

Prof. Dipl.-Ing. M. Sc. Econ. Manfred HeggerHHS Planer + Architekten AG

Technische Universität Darmstadt, Fachbereich Architektur, fachgebiet Entwerfen und Energieeffzientes Bauen

ENERGY EFFICIENT SUSTAINABLE DESIGN MANFRED HEGGER

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