Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions in openLCA
0
votes
1
answer
1.0k
views
Does the input include the output products from the previous process?
asked
Jul 31, 2025
in
openLCA
by
Eira
(
120
points)
input output
process
openlca
0
votes
1
answer
1.3k
views
Export to Excel - Truncated matrices due to Excel column limit (openLCA 2.5.0)
asked
Jul 31, 2025
in
openLCA
by
aparis
(
140
points)
excel export
openlca 2.5.0
contribution analysis
0
votes
0
answers
833
views
If maintenance fee for ecoinvent is not paid for 5 subsequent years, the 6th year will sum up in 3750 euro
asked
Jul 31, 2025
in
openLCA
by
Nikos
(
140
points)
ecoinvent
maintenance fee
0
votes
2
answers
1.6k
views
Issue: Market electricity provider is auto-replaced by residual mix in OpenLCA
asked
Jul 30, 2025
in
openLCA
by
Minso
(
370
points)
electricity
residual mix
openlca
data inputs
process
0
votes
2
answers
1.4k
views
Is it possible to update EPD results from TRACI2.1 to EF3.1?
asked
Jul 30, 2025
in
openLCA
by
vapLCA
(
270
points)
openlca
environmental product declaration (epd)
impact assessment method
ef3.1
0
votes
0
answers
1.0k
views
A Commercial Single-User Licence (perpetual) for ecoinvent v2.2 & v3.11 includes also Support or technical assistance;
asked
Jul 30, 2025
in
openLCA
by
Nikos
(
140
points)
ecoinvent
maintenance fee
0
votes
0
answers
801
views
If I buy ecoinvent license via Nexus, do I get full control and access to license number info?
asked
Jul 27, 2025
in
openLCA
by
jessiework0101
(
120
points)
database
license
ecoinvent
0
votes
1
answer
880
views
Crash OPENLCA - PEF 3.1
asked
Jul 25, 2025
in
openLCA
by
ric
(
190
points)
pef database
openlca 2.5
crash
0
votes
1
answer
1.0k
views
Failed to export Excel
asked
Jul 23, 2025
in
openLCA
by
zhengqi
(
120
points)
excel export
exporting results
openlca
excel
0
votes
1
answer
1.3k
views
ILCD-EL of elementary flow(uuid) in some databases
asked
Jul 22, 2025
in
openLCA
by
zengtingxi
(
410
points)
ilcd - el
database
uuid
elementary flows
openlca
0
votes
1
answer
715
views
Many flows in the EF database lack providers.
asked
Jul 22, 2025
in
openLCA
by
zengtingxi
(
410
points)
provider linking
ef
flow
openlca
0
votes
1
answer
1.4k
views
Building Gate-to-Gate
asked
Jul 21, 2025
in
openLCA
by
Natasha Mo
(
150
points)
gate-to-gate
openlca
0
votes
1
answer
783
views
OpenLCA 2.2 shutting itself off during calculating or openning a product model
asked
Jul 21, 2025
in
openLCA
by
Seval Cicek
(
180
points)
crash
database
not responding
0
votes
0
answers
918
views
reference flow of EOL recycling modeling in openLCA
asked
Jul 21, 2025
in
openLCA
by
zengtingxi
(
410
points)
openlca
end-of-life (eol)
lcdn
battery eol recycling modeling
reference flow
0
votes
1
answer
1.7k
views
Can you please clarify the deadline of free use of Environmental Footprint database?
asked
Jul 18, 2025
in
openLCA
by
Balazs SARA
(
190
points)
environmental footprint
database
free
0
votes
1
answer
1.2k
views
Adding CO2eq as Output flow to Process?
asked
Jul 18, 2025
in
openLCA
by
battery_lca
(
180
points)
processes
flows
database
input output
missinig
0
votes
1
answer
1.5k
views
How to create/add new reference flow property (Energy unit kWh)?
asked
Jul 18, 2025
in
openLCA
by
battery_lca
(
180
points)
reference flow property
unit
0
votes
1
answer
853
views
Databases other than EF database that meet ILCD - EL requirements
asked
Jul 18, 2025
in
openLCA
by
zengtingxi
(
410
points)
ilcd - el
ef
database
battery eol recycling modeling
0
votes
0
answers
812
views
category of flow used in recycling modeling
asked
Jul 18, 2025
in
openLCA
by
zengtingxi
(
410
points)
life cycle impact assessment (lcia)
flows
recycling
openlca
lcdn
0
votes
0
answers
830
views
How to assess carbon footprint (iso14067) for a metallurgical waste recycling process (gate to gate) using openLCA?
asked
Jul 17, 2025
in
openLCA
by
jfyfong
(
120
points)
database
carbon footprint
openlca
0
votes
1
answer
1.1k
views
Issues when trying to merge Ecoinvent3.11 and Agribalyse 3.2 ?
asked
Jul 16, 2025
in
openLCA
by
Pili LCA
(
120
points)
merging databases
ecoinvent 3.11
agribalyse 3.2
0
votes
0
answers
747
views
the category of flow in battery EOL recycling modeling
asked
Jul 16, 2025
in
openLCA
by
zengtingxi
(
410
points)
flows
end-of-life (eol)
waste treatment
data input
openlca
0
votes
1
answer
1.0k
views
Export OpenLCA to EcoSpold
asked
Jul 15, 2025
in
openLCA
by
silvia.domingo
(
120
points)
import export
ecospold
+1
vote
1
answer
1.5k
views
how to use circular footprint formula for modeling in openLCA
asked
Jul 15, 2025
in
openLCA
by
zengtingxi
(
410
points)
end of life
circular footprint formula
openlca
0
votes
1
answer
1.2k
views
Some activities are missing from Ecoinvent database
asked
Jul 15, 2025
in
openLCA
by
lyriuni
(
160
points)
openlca
ecoinvent
0
votes
1
answer
1.1k
views
results differ when calculating impact from an exported product system matrix (using main.py) than in the GUI.
asked
Jul 14, 2025
in
openLCA
by
gjthoma
(
800
points)
matrix export
lcia results
product system
0
votes
0
answers
1.1k
views
How to calculate impacts of multiple outputs from same inputs in one process, and how allocation distributes burden?
asked
Jul 13, 2025
in
openLCA
by
Vijayshri
(
140
points)
openlca
process
allocation
quantitative reference
impact assessment
0
votes
0
answers
983
views
How to update the parameter list in a project efficiently?
asked
Jul 12, 2025
in
openLCA
by
gavinmavin
(
140
points)
project report
excel import
excel export
parameter variation
0
votes
1
answer
1.1k
views
Clarification on Allocation Method Override in Product System Calculations
asked
Jul 11, 2025
in
openLCA
by
qtu
(
270
points)
allocation
overwrite
0
votes
1
answer
687
views
difference of DAL licence
asked
Jul 11, 2025
in
openLCA
by
zengtingxi
(
410
points)
openlca dal
license
0
votes
2
answers
1.4k
views
Download database of LCDN Node in Nexus
asked
Jul 9, 2025
in
openLCA
by
zengtingxi
(
410
points)
openlca nexus
lcdn
educational licence
openlca dal
ef3.1
0
votes
1
answer
785
views
How can I import a database in another database, but the basic flows are different?
asked
Jul 8, 2025
in
openLCA
by
magnus
(
140
points)
import
databse
flows
0
votes
1
answer
1.8k
views
Any alternatives for providers to get emissions?
asked
Jul 8, 2025
in
openLCA
by
Chinmay_26
(
120
points)
life cycle assessment (lca)
openlca
flows
process
provider.
0
votes
1
answer
1.2k
views
ILCD - EL requirements of OpenLCA LCIA Methods
asked
Jul 8, 2025
in
openLCA
by
zengtingxi
(
410
points)
openlca lcia methods pack
life cycle impact assessment (lcia) methods
ilcd - el
elementary flows
uuid
0
votes
1
answer
763
views
Copy and past a provider in 2.5 update
asked
Jul 7, 2025
in
openLCA
by
CEDD
(
120
points)
openlca 2.5
limited
0
votes
1
answer
959
views
OpenLCA software has slow response speed
asked
Jul 7, 2025
in
openLCA
by
Liucj
(
430
points)
openlca
slow
0
votes
1
answer
933
views
Color bar in project and produc system results are not displayed
asked
Jul 4, 2025
in
openLCA
by
edmare
(
140
points)
bar
project results
produc system results
openlca
0
votes
0
answers
856
views
Needed computational resources for regionalised calculation
asked
Jul 4, 2025
in
openLCA
by
PabloTIrado
(
120
points)
openlca
regionalized lca
out of memory
0
votes
1
answer
3.0k
views
Inquiry about Educational Multi-User Licence for ecoinvent v2.2 & v3.11
asked
Jul 4, 2025
in
openLCA
by
djm02205
(
120
points)
ecoinvent
openlca
database
0
votes
1
answer
1.4k
views
Connectors appear in the process folder while importing databases into OpenLCA
asked
Jul 2, 2025
in
openLCA
by
zengtingxi
(
410
points)
openlca
database
import error
Page:
« prev
1
...
4
5
6
7
8
9
10
11
12
13
14
...
82
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
(3.3k)
Miscellaneous
(210)
LCA Collaboration Server
(83)
Follow @openlca
Recent questions in openLCA
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia) methods
product system
life cycle impact assessment (lcia)
import
flows
results
error
openlca1.6
calculation
modelling
python
data inputs
monte carlo analysis
input output
processes
uncertainty
olca-ipc
data
openlca1.7
impact analysis
lca
impact assessment method
openlca1.5
lca collaboration server
en15804
import export
methods
life cycle assessment (lca)
waste treatment
excel export
contribution tree
provider linking
openlca 2.0
ecoinvent3.6
exiobase
impact categories
openlca 1.10.3
exporting results
waste management
allocation
crash
...