Digitalization of building LCA and international …Digitalization of building LCA and international...

Digitalization of building LCA and international activities –in the context of German assessment system for sustainable building

SBE 19 Graz, Sept 12th 2019

Hildegund FiglIBO – Austrian Institute for Building and Ecology

Dr. Tanja BrockmannBBSR Berlin | Div II 6 Construction & Environment

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National Sustainability Strategy for Buildings in Germany

Guiding instruments

• Guideline for Sustainable Building

• Assessment System for Sustainable Building (BNB)

Transparent, web-based, cost-free, open-source, publicly available

tools

binding for federal buildings

widely used for other buildings

Centrally bundled provisions of data and tools by the

government

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Ecological quality - LCA:

GWP Global warming potentialODP Ozone depletion potentialPOCP Photochemical ozone creation

potential AP Acidification potentialEP Eutrophication potentialPE Primary energy demand

Ecological quality within BNB assessment system

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Digitalized LCA tool chain

ÖKOBAUDAT

>1200 data setsBNB-compliant

Generic + EPD

All EPD data:EN 15804 compliant and externally verified

EPD … Environmental product declaration

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Digitalizing Environmental product declarations (EPD‘s)

0 0 1 0 1 1 0 0 0 1 0 1 1 0 0

1 0 0 1 0 1 0 1 1 0 0 0 1 0 1

0 1 0 0 0 1 0 1 1 0 0 0 1 1 1

1 0 1 1 0 0 0 0 1 0 1 1 0 0 0

0 0 0 0 1 0 1 1 0 0 0 1 0 1 1

0 1 1 0 0 1 0 1 0 1 1 0 0 0 1

1 1 0 1 0 0 0 1 0 1 1 0 0 0 1

0 0 1 0 1 1 0 0 0 0 1 0 1 1 0

1 1 0 0 0 0 1 0 1 1 0 0 0 1 0

0 1 0 1 1 0 0 1 0 1 0 1 1 0 0

0 1 1 1 0 1 0 0 0 1 0 1 1 0 0

1 0 0 0 1 0 1 1 0 0 0 0 1 0 1

Transformation

Validation

Consistency check

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Making use of the in the BNB system

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International open data network

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Data set request in the international search engine

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InData https://www.indata.network

…still missing

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Summary and open question

Technical infrastructure developed

Core rules are agreed on(substantially EN 15804 + independent external verification)

BNBproject

Externaldatabases

ext ?

How can the user evaluate the conformity of external data sets?

Extension of the data format with transparency creating data fields?

data sets buildingproducts

ÖKOBAUDAT

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Thank you for your attention

Links to further information:

ÖKOBAUDAT: https://www.oekobaudat.de/en.html

Soda4LCA, EPD-Editor, Validation tool, etc.: https://www.oekobaudat.de/service/downloads.html

eLCA: https://www.bauteileditor.de/

BNB: https://www.bnb-nachhaltigesbauen.de/

InData: https://www.indata.network/