Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions in openLCA
0
votes
1
answer
774
views
How to link a result with a process in a product system
asked
Jun 25, 2025
in
openLCA
by
DiHorw
(
1.0k
points)
input output
product system
result category
+1
vote
0
answers
572
views
Availability/timeline of updated Exiobase factors in openLCA Nexus (version 3.9.X)
asked
Jun 25, 2025
in
openLCA
by
swordsman11
(
130
points)
exiobase
monetary emissions factors
spend-based approach
0
votes
1
answer
627
views
Python in openLCA is not really Python?
asked
Jun 24, 2025
in
openLCA
by
S.Telmo
(
240
points)
openlca
version 2.0
python
+1
vote
1
answer
1.2k
views
How to automate contribution tree data extraction?
asked
Jun 23, 2025
in
openLCA
by
vase0801
(
140
points)
contribution tree
exporting results
python
jython
olca
0
votes
1
answer
831
views
Efficient Result Analysis Help
asked
Jun 18, 2025
in
openLCA
by
yarmiah bukhari
(
230
points)
openlca
calculation
impact analysis
processes
life cycle impact assessment (lcia)
0
votes
1
answer
612
views
Circularity package and material criticality
asked
Jun 18, 2025
in
openLCA
by
s.bennett
(
280
points)
circularity
database
ecoinvent 3.10
ecoinvent 3.8
circularity package
0
votes
0
answers
559
views
LCA case studies for mechatronics products using open-source databases?
asked
Jun 18, 2025
in
openLCA
by
Quentin_Plsn
(
120
points)
mechatronics
open-source
database
case study
electronics
0
votes
1
answer
1.1k
views
Revenues in Life Cycle Costing LCC
asked
Jun 17, 2025
in
openLCA
by
Jonathan.
(
120
points)
lcc
revenue
revenues
costs
0
votes
0
answers
528
views
Long term process, How are total emissions calculated?
asked
Jun 15, 2025
in
openLCA
by
student100
(
260
points)
dynamic emission
time
0
votes
1
answer
964
views
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
713
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
1.2k
views
Purchasing Ecoinvent database license from OpenlCA Nexus
asked
Jun 11, 2025
in
openLCA
by
ketanshah12
(
140
points)
ecoinvent
database
0
votes
1
answer
473
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
814
views
python-ipc parallelization
asked
Jun 11, 2025
in
openLCA
by
mamarcus
(
140
points)
olca-ipc
product system
python api
0
votes
0
answers
436
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
441
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
437
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
1.1k
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
557
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
705
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
447
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
505
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
666
views
Bulk-rename of processes
asked
Jun 2, 2025
in
openLCA
by
yannick_bb
(
160
points)
openlca
process
python
0
votes
0
answers
861
views
total upstream impacts
asked
May 30, 2025
in
openLCA
by
pwierzgala
(
120
points)
openlca
calculation
upstream total
0
votes
1
answer
961
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
623
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
840
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
1.2k
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
909
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
693
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
822
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
813
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
880
views
Montecarlo Errate Values
asked
May 27, 2025
in
openLCA
by
ilariaminardi
(
120
points)
monte carlo
problem
0
votes
1
answer
1.2k
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
1.3k
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
1.5k
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
0
votes
1
answer
986
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
701
views
Combining Carbon Minds and Ecoinvent data
asked
May 22, 2025
in
openLCA
by
kjelse
(
140
points)
database
combining databases
0
votes
1
answer
868
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
642
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
Page:
« prev
1
...
3
4
5
6
7
8
9
10
11
12
13
...
80
next »
ask.openLCA
is a question-and-answer (Q&A) website on
Life Cycle Assessment (LCA)
.
It is also the public support platform for
openLCA
,
openLCA Nexus
and the
LCA Collaboration Server
.
Before asking questions please also consult our online manuals for
openLCA
and the
LCA Collaboration Server
.
Receive guaranteed and prioritised professional support via
GreenDelta's help desk
.
ask.openLCA is run by
GreenDelta
, the creators of openLCA.
Categories
All categories
openLCA
(3.2k)
Miscellaneous
(205)
LCA Collaboration Server
(81)
Follow @openlca
Recent questions in openLCA
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia) methods
life cycle impact assessment (lcia)
product system
import
flows
results
error
openlca1.6
calculation
modelling
python
data inputs
monte carlo analysis
input output
processes
uncertainty
data
olca-ipc
openlca1.7
impact analysis
lca
impact assessment method
openlca1.5
en15804
lca collaboration server
import export
methods
life cycle assessment (lca)
waste treatment
excel export
provider linking
openlca 2.0
contribution tree
ecoinvent3.6
exiobase
impact categories
openlca 1.10.3
waste management
exporting results
allocation
crash
...
