integration of regionalized data in a background inventory ...€¦ · multiple system models and...
TRANSCRIPT
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Multiple system models and improved integration of regionalized data in a background inventory database
LCA Conference 2013, Lille
2013.11.04
Emilia Moreno Ruiz Deputy manager
ecoinvent Centre
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Structure of the talk
• The basics of ecoinvent v3
• Automatic creation and update of supply chains
• The system models
slide 2 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
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The version 3 structure: unlinked
slide 3
Unlinked database
Basics of ecoinvent v3 Automated supply chains The System Models
www.ecoinvent.org
![Page 4: integration of regionalized data in a background inventory ...€¦ · Multiple system models and improved integration of regionalized data in a background inventory database. LCA](https://reader034.vdocuments.net/reader034/viewer/2022050208/5f5b044708c82f59ec2d6bdb/html5/thumbnails/4.jpg)
The version 3 structure: activity
slide 4
Unlinked database
Basics of ecoinvent v3 Automated supply chains The System Models
www.ecoinvent.org
TRANSFORMING ACTIVITY
reference product
by-product / waste
elementary exchanges (from environment)
intermediate exchanges (from technosphere) elementary exchanges
(to environment)
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The version 3 structure: markets
slide 5
Unlinked database
MARKET ACTIVITY / GLO
product X (reference product)
product X
product X
transport
TRANSFORMING ACTIVITY 1
/ GLO
TRANSFORMING ACTIVITY 2
/ GLO
Basics of ecoinvent v3 Automated supply chains The System Models
www.ecoinvent.org
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The version 3 structure: linked DB
slide 6
Unlinked database Calculated database
Basics of ecoinvent v3 Automated supply chains The System Models
www.ecoinvent.org
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market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
soybean
soybean
soybean
Automated creation of supply chains
soybean production / US
soybean production / GLO
soybean meal
soybean production / BR
Basics of ecoinvent v3 Automated supply chains The System Models
slide 7 www.ecoinvent.org
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market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
soybean
soybean
soybean
soybean production / US
soybean production / GLO
soybean meal
soybean production / BR
slide 8 www.ecoinvent.org
Automated creation of supply chains
Basics of ecoinvent v3 Automated supply chains The System Models
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market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
soybean
soybean
soybean
soybean production / US
soybean production / ROW
soybean meal
soybean production / BR
*RoW; rest of the world, the global production (GLO) minus the local ones.
market for transport, [...]/
GLO
transport, [...]
slide 9 www.ecoinvent.org
Automated creation of supply chains
Basics of ecoinvent v3 Automated supply chains The System Models
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market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
soybean
soybean soybean
soybean production / US
soybean production / GLO
soybean meal
soybean production / BR
New regional data is automatically integrated in existing supply chain
slide 10 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
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market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
soybean
soybean soybean
soybean production / US
soybean production / GLO
soybean meal
soybean production / BR
New regional data is automatically integrated in existing supply chain
soybean soybean production / CN
slide 11 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
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New regional data is automatically integrated in existing supply chain
market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
soybean
soybean soybean
soybean production / US
soybean production / ROW
soybean meal
soybean production / BR
soybean soybean production / CN
*RoW; rest of the world, the global production (GLO) minus the local ones.
slide 12 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
![Page 13: integration of regionalized data in a background inventory ...€¦ · Multiple system models and improved integration of regionalized data in a background inventory database. LCA](https://reader034.vdocuments.net/reader034/viewer/2022050208/5f5b044708c82f59ec2d6bdb/html5/thumbnails/13.jpg)
soybean
soybean
soybean
soybean production / US
soybean production / GLO
soybean meal
soybean production / BR
market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
slide 13 www.ecoinvent.org
Generation of new regional supply chains
Basics of ecoinvent v3 Automated supply chains The System Models
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soybean
soybean
soybean
soybean production / US
soybean production / GLO
soybean meal
soybean production / BR
market for soybean / GLO
soybean meal and crude oil
production / RER
soybean
soybean
market for soybean / RER soybean
soybean soybean production / RER
slide 14 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
Generation of new regional supply chains
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soybean
soybean
soybean
soybean production / US
soybean production / ROW
soybean meal
soybean production / BR
market for soybean / ROW
soybean meal and crude oil
production / RER
soybean
soybean
market for soybean / RER soybean
*RoW; rest of the world, the global production (GLO) minus the local ones.
slide 15 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
Generation of new regional supply chains
soybean soybean production / RER
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National Databases Initiatives
• National initiatives are responsible for their own local data collection programme, and retains the right to license the collected data to third parties, while providing the collected data for publication in the ecoinvent database.
• ecoinvent provides the necessary infrastructure for validation and publishing of the data as part of the ecoinvent database.
• Free ecoinvent licenses to all active in the national initiative.
slide 16 www.ecoinvent.org
Basics of ecoinvent v3 Automated supply chains The System Models
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Linked single- product datasets
Cumulative LCI Data
Unlinked multi-output datasets
Multiplication with LCIA factors
Matrix inversion
Model X Model Y
System
model X sy
stem
m
odel
Y
LCIA Results
Same undefined DS, different results
slide 17 www.ecoinvent.org
The System Models Automated supply chains Basics of ecoinvent v3
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The system models
1. Allocation, ecoinvent default all activities supply the markets (no technology constraint)
by-products are allocated at the point of substitution (true value
allocation; no cut off)
2. Substitution, consequential, long-term only unconstrained (marginal) activities supply the markets
by-products are treated by substitution (system expansion)
slide 18 www.ecoinvent.org
The System Models Automated supply chains Basics of ecoinvent v3
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Emilia Moreno Ruiz
Deputy manager ecoinvent Centre
[email protected] [email protected]
slide 19 www.ecoinvent.org Trust in Transparency!