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1
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1.6k
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When i perform calculation it always show product system graph not fully connected. Someone can help me?
asked
Jun 14, 2025
in
openLCA
by
Kasthuri
(
140
points)
openlca
process connection
0
votes
0
answers
1.0k
views
Flows elementary and resource flows
asked
Jun 12, 2025
in
openLCA
by
Laleh
(
330
points)
elementary flow
input output
elementary flows
openlca
0
votes
1
answer
1.8k
views
Purchasing Ecoinvent database license from OpenlCA Nexus
asked
Jun 11, 2025
in
openLCA
by
ketanshah12
(
140
points)
ecoinvent
database
0
votes
1
answer
687
views
Energy Inputs providing enourmous negative CO2eq contribute
asked
Jun 11, 2025
in
openLCA
by
Michele.maiullari
(
120
points)
openlca
ecoinvent
electricity
results
negative inputs
0
votes
0
answers
1.2k
views
python-ipc parallelization
asked
Jun 11, 2025
in
openLCA
by
mamarcus
(
140
points)
olca-ipc
product system
python api
0
votes
0
answers
615
views
Issues with transferring project to the new version of ecoinvent
asked
Jun 10, 2025
in
openLCA
by
alanyas
(
160
points)
openlca
3.11
0
votes
1
answer
681
views
No puedo visualizar los diagramas de los sistemas de producto
asked
Jun 9, 2025
in
openLCA
by
karinagarcia
(
120
points)
diagrama de sistemas de producto
gráficos
0
votes
0
answers
639
views
fatal error in Monte Carlo Simulation
asked
Jun 8, 2025
in
openLCA
by
carinalessa
(
120
points)
monte carlo analysis
uncertainty
openlca
0
votes
2
answers
1.7k
views
Why some flows in EF3.1 database don't have corresponding providers
asked
Jun 6, 2025
in
openLCA
by
May
(
120
points)
ef3.1
provider linking
flow
partly aggregated datasets
0
votes
1
answer
842
views
How do I model compost as one of my raw materials (A1)?
asked
Jun 6, 2025
in
openLCA
by
YasminTaghizadeh
(
120
points)
process
flows
methods
database
0
votes
1
answer
1.1k
views
System Processes for citric acid
asked
Jun 5, 2025
in
openLCA
by
Tob_i
(
120
points)
ecoinvent
database
system process (lci)
0
votes
0
answers
694
views
SOCA Database: Custom Indicator Weights Not Reflected in Results
asked
Jun 4, 2025
in
openLCA
by
Karina
(
120
points)
soca
social lca (s-lca)
weighting
openlca
0
votes
0
answers
773
views
Units are automatically converted to a target flows reference unit when flow mapping.
asked
Jun 3, 2025
in
openLCA
by
ben.morelli
(
220
points)
mapping
flow properties
0
votes
1
answer
2.3k
views
Cannot combine System and Unit Ecoinvent databases
asked
May 31, 2025
in
Miscellaneous
by
montblanc
(
170
points)
ecoinvent 3.11
combining databases
0
votes
0
answers
1.4k
views
total upstream impacts
asked
May 30, 2025
in
openLCA
by
pwierzgala
(
210
points)
openlca
calculation
upstream total
0
votes
1
answer
1.5k
views
Where to find inputs outputs to construct a case study for paper and polymer shiping bags.
asked
May 29, 2025
in
openLCA
by
mkalam
(
240
points)
inventory
processes
database
flows
0
votes
0
answers
1.1k
views
Can I un-import a library from a database?
asked
May 29, 2025
in
openLCA
by
zofia229
(
150
points)
database
merge databases
library
unmerge
import export
0
votes
1
answer
1.3k
views
Can scaling up the product system in the targeted amount be accurate?
asked
May 28, 2025
in
openLCA
by
yarmiah bukhari
(
230
points)
product system
openlca
data inputs
flows
lca
0
votes
1
answer
2.1k
views
Is it possible to import an ecoinvent database in Excel format into openLCA?
asked
May 28, 2025
in
openLCA
by
khyatiarya
(
120
points)
openlca
integration
database
import export
excel import
0
votes
0
answers
1.3k
views
Reproduce contribution tree with Python IPC library
asked
May 27, 2025
in
openLCA
by
interested_mackerel
(
180
points)
olca-ipc
python
python api
jupyter notebook
developer
0
votes
0
answers
1.0k
views
Modelling use phase scenario for a flow battery
asked
May 27, 2025
in
openLCA
by
kavin1998
(
130
points)
openlca
modelling
energy scenario
negative inputs
0
votes
1
answer
1.1k
views
Monte Carlo simualtion yielding 0 results
asked
May 27, 2025
in
openLCA
by
WoodTechnology2025
(
120
points)
monte carlo
openlca
uncertainty
0
votes
1
answer
1.1k
views
Lost datasets and provider linkings in OpenLCA (using Ökobaudat) after Mac computer crash
asked
May 27, 2025
in
openLCA
by
marcellarms
(
120
points)
openlca
database
computer crash
provider
macbook
0
votes
1
answer
1.2k
views
Montecarlo Errate Values
asked
May 27, 2025
in
openLCA
by
ilariaminardi
(
120
points)
monte carlo
problem
0
votes
1
answer
1.8k
views
Various packages
asked
May 26, 2025
in
openLCA
by
Giannis Kosmidis
(
930
points)
life cycle impact assessment (lcia)
openlca
packaging
ecoinvent 3.11
0
votes
1
answer
1.8k
views
Process for Recycling
asked
May 26, 2025
in
openLCA
by
Giannis Kosmidis
(
930
points)
life cycle impact assessment (lcia)
ecoinvent
openlca
waste treatment
recycling
0
votes
1
answer
2.2k
views
How can I import data from external source in a openLCA db?
asked
May 25, 2025
in
openLCA
by
martibars
(
120
points)
import
database
openlca
excel import
+1
vote
0
answers
1.0k
views
Accurately Modeling Pre- and Post-Consumer Recycled Content
asked
May 22, 2025
in
Miscellaneous
by
sakol
(
220
points)
pre-consumer recycled content
post-consumer recycled content
cutoff method
recycling
ecoinvent 3.8
0
votes
1
answer
1.9k
views
When updating data attached to a collaboration server via sql, what is necessary to ensure changes are triggered?
asked
May 22, 2025
in
LCA Collaboration Server
by
byoung
(
3.2k
points)
lca collaboration server
sql
0
votes
1
answer
1.6k
views
Downloaded .zolca file is not getting imported in new database
asked
May 22, 2025
in
openLCA
by
harshad_92
(
120
points)
database
openlca
import export
process
0
votes
0
answers
1.1k
views
Combining Carbon Minds and Ecoinvent data
asked
May 22, 2025
in
openLCA
by
kjelse
(
140
points)
database
combining databases
0
votes
1
answer
1.5k
views
Issue important .zip database into LCA
asked
May 21, 2025
in
openLCA
by
FelixF
(
120
points)
import
database
zip file
0
votes
1
answer
904
views
Why did the LCIA result (freshwater ecotoxicity impact category) contributions amount to more than 100%?
asked
May 21, 2025
in
openLCA
by
bell3c
(
120
points)
impact assessment
recipe midpoint (h)
contribution tree
+1
vote
1
answer
4.3k
views
ecoinvent 3.11 EN15804 library : inherent material energy (non-renewable) not characterized on PENRM and PENRE
asked
May 21, 2025
in
openLCA
by
Jocelyn
(
450
points)
en15804
lhv
inherent energy
ecoinvent 3.11
0
votes
0
answers
728
views
Adding a Library
asked
May 20, 2025
in
openLCA
by
VinhTran
(
600
points)
library
openlca
import
0
votes
1
answer
1.7k
views
How can I transfer my modelling from LCA for experts to OpenLCA?
asked
May 16, 2025
in
openLCA
by
ManuelKazenmaier
(
120
points)
openlca
lca
import
0
votes
0
answers
643
views
Documentation Implementation IPCC2021
asked
May 15, 2025
in
openLCA
by
EdwinZea
(
140
points)
ipcc2021
documentation
implementation
0
votes
0
answers
749
views
Lack of Normalization and weighting scales in my ReCiPe 2016 v1.03
asked
May 14, 2025
in
openLCA
by
P. Kim
(
190
points)
weighting
normalization
life cycle impact assessment (lcia) methods
recipe 2016
0
votes
1
answer
1.7k
views
Discrepancy between land occupation in ecoinvent and yield
asked
May 13, 2025
in
Miscellaneous
by
sagets
(
870
points)
ecoinvent 3.9.1
land occupation
0
votes
0
answers
981
views
Error using olca-ipc: HTTPConnectionPool when using client.get_all() with IPC
asked
May 13, 2025
in
openLCA
by
Babak
(
120
points)
olca-ipc
python api
python
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