Green Building Council Denmark. DGNB certification system

Transcription

1 Green Building Council Denmark DGNB certification system

2 Green Building Council Denmark (DK-GBC) Founded in 2010, non-profit organization 290 members from the Danish construction and real estate industry Organization with 6 employees and 1 student assistant The vision is to promote sustainability We provide DGNB certification system to evaluate sustainability performance of city districts and buildings JJW Værkstedet DGNB Gold

3 DGNB sustainable certification schemes New buildings and retrofit projects City districts Office buildings Residential buildings Hospital buildings Educational buildings DGNB FLEX Buildings in use Office buildings Hurup Sundhedshus DGNB Gold

4 31 certified Buildings 22 office buildings 6 residential buildings 3 schools and day-care buildings Antal DGNB Certifications Denmark Another 40 buildings registered for certification tilmeldt 2018 tilmeldt 2019 præcertificeringer certificeringer tilmeldt præcert tilmeldt certificering

5 Open source Nybyggerier og omfattende renoveringer Byområder Kontorbyggerier Etageejendomme og rækkehuse Hospitaler Undervisnings- og børneinstitutioner Projektspecifik (DGNB FLEX) Byggerier i drift Kontorbyggerier OPEN SOURCE Hurup Sundhedshus DGNB Guld

6 Open source Nybyggerier og omfattende renoveringer Byområder Kontorbyggerier Etageejendomme og rækkehuse Hospitaler Undervisnings- og børneinstitutioner Projektspecifik (DGNB FLEX) Byggerier i drift Kontorbyggerier OPEN SOURCE Hurup Sundhedshus DGNB Guld

7 Short introduction to DGNB certification system

8 Sustainability? 7. november 2016

9 DGNB is adapted to Danish conditions DGNB is lifecycle-oriented Holistic evaluation of environmental, economic, and social aspects DGNB is based on European standards DGNB was launched in Germany in 2008, launched in Denmark in 2010 DGNB is adapted to Danish conditions Existing building Not certified

10 Sustainability definition Environmental Sustainability Economic Social Holistic sustainability

11 The five DGNB qualities The five DGNB qualities

12 The five DGNB qualities Life cycle cost LCC Flexibility and adaptability Life cycle assessment LCA Land use Indoor air quality Visual comfort Outdoor spaces Integrated design process Constructions site process The five DGNB qualities Building envelope quality Fire safety and security

13 DGNB scores 100% 95% Environmental quality 22,5 % Economic quality 22,5% Social quality 22,5 % Platin 90% 85% 80% 75% Technical quality 22,5 % Gold 70% 65% 60% Processquality 10% Silver 55% 50% DGNB weights and scores

14 Communication of results DGNB plaquette and flower chart

15 LCA one calculation, 2 Results ENV1.1 Environmental impacts ENV2.1 Primary energy consumption Total of 13,5 % of score

16 LCA calculations rules In accordance with EN Include modul D Potential for reuse, recycle 50 years reference study period Electricity and district heating: National energy mix Fixed estimated service life Modul A1-A3 A4-A5 B1-B7 C1-C4 D Lifecycle stages Processer Product Stage Construction Raw material supply Transport Manufacturing Process Stage Transport to building site Installation into building Use /application Maintenance Repair Use Stage Replacement Refurbishment Operational energy use Operational water use Deconstruction /demolition End-of-Life Next Transport to EoL Waste processing Disposal Next product system A1 A2 A3 A4 A5 B1 B2 B3 B4 B5 B6 B7 C1 C2 C3 C4 D Reuse, recovery or recycling potential

17 LCA calculation evaluation Environmental impacts Global Warming Potential (GWP) Ozone Depletion Potential (ODP) Photochemical Ozone Creation Potential (POCP Acidification Potential (AP) Eutrophication potential (EP) Primary Energy non-renewable Primary energy Total Data quality Mostly generic EPDs Esuco database Ökobau.dat EPD after EN Reference values for all indicators

18 LCA - results Residential, 2 floors Standard concrete loadbearing structures Residential 2 floors Wood construction, TLC

19 LCA - results Residential, 2 floors Standard concrete loadbearing structures Residential 2 floors Wood construction, TLC

20 LCA - results Residential, 2 floors Standard concrete loadbearing structures Residential 2 floors Wood construction, TLC

21 LCA - results Residential, 2 floors Standard concrete loadbearing structures Residential 2 floors Wood construction, TLC

22 LCA results Ozone depletion potentiel Residential, 2 floors Standard concrete loadbearing structures Residential 2 floors Wood construction, TLC

23 Questions?