Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions in openLCA
0
votes
0
answers
332
views
What is the script to convert EF3.1 to EF3.0 (and vis a versa) when using the Ecoinvent database?
asked
Oct 15, 2025
in
openLCA
by
jordyngolden
(
120
points)
ecoinvent 3.9.1
ef
0
votes
0
answers
265
views
In OpenLCA 2.5 within Ecoinvent 3.6 and suddenly all the impacts of product flow disapeared
asked
Oct 14, 2025
in
openLCA
by
Alessandra Duailibe
(
120
points)
flows
elementary flow
ecoinvent3.6
product flow
0
votes
0
answers
398
views
Which carbon dioxide is to choose?
asked
Oct 13, 2025
in
openLCA
by
samrin
(
260
points)
carbon dioxide
ecoinvent
+1
vote
0
answers
654
views
Analyze results in sensitivity analysis
asked
Oct 10, 2025
in
openLCA
by
tapmbot
(
380
points)
sensitivity analysis
impact analysis
monte carlo analysis
uncertainty
0
votes
1
answer
869
views
Product system impact
asked
Oct 10, 2025
in
openLCA
by
ale
(
180
points)
openlca
product system
impact
0
votes
1
answer
678
views
Emission issues
asked
Oct 9, 2025
in
openLCA
by
tkhan1214
(
120
points)
co2 emission
openlca
impact assessment method
process
0
votes
1
answer
1.2k
views
Simapro Process Export Examples for Import test
asked
Oct 8, 2025
in
openLCA
by
BerndK
(
220
points)
simapro
export
0
votes
1
answer
542
views
How to add combustion of LPG?
asked
Oct 8, 2025
in
openLCA
by
j0hnna
(
120
points)
database
openlca
combustion
lpg
0
votes
1
answer
561
views
Memory problem
asked
Oct 8, 2025
in
openLCA
by
Abailleul
(
120
points)
crash
memory problem
0
votes
1
answer
519
views
Batch direct impact calculation in process
asked
Oct 8, 2025
in
openLCA
by
qbao
(
210
points)
calculation
python
openlca
impact categories
ecoinvent
0
votes
1
answer
653
views
Emission contributions
asked
Oct 8, 2025
in
openLCA
by
tarlon.s
(
1.2k
points)
openlca
contribution tree
co2 emission
0
votes
0
answers
434
views
High memory usage in OpenLCA 2.4.0 when running Monte Carlo simulations via Python (olca_ipc)
asked
Oct 7, 2025
in
openLCA
by
Siyue
(
120
points)
monte carlo analysis
openlca
olca-ipc
0
votes
1
answer
434
views
How do I assign existing impact categories to the new desired group in the result viewing panel?
asked
Oct 5, 2025
in
openLCA
by
Grace4Gabriel
(
120
points)
life cycle impact assessment (lcia) methods
ecoinvent
database
openlca 2.5.0
0
votes
1
answer
405
views
Green supplier for purchasing Ecoinvent via Nexus for Greek university
asked
Oct 3, 2025
in
openLCA
by
arximidis2130
(
120
points)
ecoinvent
license
0
votes
2
answers
647
views
getting zero values for all impact categories when using NREL USLCI
asked
Oct 3, 2025
in
openLCA
by
lyriuni
(
160
points)
zero results
openlca
life cycle impact assessment (lcia) methods
0
votes
1
answer
469
views
How to model the landfill of my refrigerator?
asked
Sep 30, 2025
in
openLCA
by
Francesco Clementi
(
120
points)
openlca
flows
0
votes
1
answer
728
views
where can I check the electricity carbon emission factor used in the calculation process
asked
Sep 28, 2025
in
openLCA
by
zengtingxi
(
410
points)
openlca
carbon emission factors of electricity
electricity mix
ef3.1
impact assessment method
0
votes
0
answers
375
views
openLCA 2.5 closes during calculation
asked
Sep 26, 2025
in
openLCA
by
Wojtek
(
120
points)
openlca2.5
crash
ecoinvent3.11
+1
vote
1
answer
505
views
Circular Footprint formula in OpenLCA
asked
Sep 24, 2025
in
openLCA
by
N Jayaweera
(
150
points)
pef
circular footprint formula
end-of-life (eol)
0
votes
1
answer
556
views
The evaluation method cannot detect the flow of the database.
asked
Sep 24, 2025
in
openLCA
by
sql
(
150
points)
openlca
life cycle impact assessment (lcia)
flows
0
votes
2
answers
620
views
PEF Modelling in OpenLCA with primary data
asked
Sep 23, 2025
in
openLCA
by
N Jayaweera
(
150
points)
pef
ef3.1
epd
ecoinvent
0
votes
1
answer
615
views
insecticide data entry
asked
Sep 22, 2025
in
openLCA
by
nilhan
(
120
points)
openlca
agricultural products
pesticide
input
database
0
votes
1
answer
874
views
Data quality assessment - no results
asked
Sep 21, 2025
in
openLCA
by
HD
(
210
points)
data quality
openlca 2.4.1
0
votes
1
answer
934
views
import database from SimaPro
asked
Sep 17, 2025
in
openLCA
by
User1
(
120
points)
simapro
database
import
import database
database import
0
votes
1
answer
1.0k
views
Update LCA model with EN15804+A2 add-on of ecoinvent v3.11 version 2 to nelwly release version 3
asked
Sep 16, 2025
in
openLCA
by
vapLCA
(
270
points)
database
update
ecoinvent 3.11
cutoff
en15804
0
votes
1
answer
1.4k
views
Do I need to import both ecoinvent and openLCA LCIA methods for end-user solar PV analysis, and how to access processes?
asked
Sep 16, 2025
in
openLCA
by
Siddhant
(
120
points)
database
openlca
openlca database
0
votes
1
answer
722
views
Why do my units get lost when transferring processes via JSON-LD
asked
Sep 15, 2025
in
openLCA
by
mikdale
(
500
points)
json
import export
openlca 2.4
0
votes
1
answer
1.0k
views
What is the lowest macOS and openLCA version I need on my MacBook Pro (Early 2015) to run ecoinvent 3.11 (.zolca) ?
asked
Sep 15, 2025
in
openLCA
by
kuchd2
(
120
points)
openlca
database
0
votes
1
answer
717
views
Transport in ELCD database
asked
Sep 13, 2025
in
openLCA
by
Ozzy1998
(
120
points)
transportation
container glass
0
votes
1
answer
643
views
Is thera a older version for MacOS Catalina (10.15.7)
asked
Sep 12, 2025
in
openLCA
by
MDv
(
120
points)
openlca
installer
+1
vote
1
answer
780
views
Laminated glass dataset
asked
Sep 12, 2025
in
openLCA
by
nihalnihash04
(
240
points)
lamination
glass
0
votes
0
answers
891
views
Issues with creating flows on a Mac
asked
Sep 11, 2025
in
openLCA
by
aparis
(
140
points)
openlca
mac
error
0
votes
1
answer
1.3k
views
Endless loading on Mac, OpenLCA 2.5.0
asked
Sep 11, 2025
in
openLCA
by
LeonWaarle
(
120
points)
openlca 2.5.0
macbook
new flows
flow properties
reference flow properties
0
votes
1
answer
857
views
Data validation
asked
Sep 11, 2025
in
openLCA
by
Kasthuri
(
140
points)
validate
sensitivity
0
votes
1
answer
691
views
Similar CO₂ emissions for full vs. partial truckloads — why?
asked
Sep 8, 2025
in
openLCA
by
ale
(
180
points)
transport
openlca
results
0
votes
1
answer
1.0k
views
Global parameters changes needs manual refresh of each processes
asked
Sep 5, 2025
in
openLCA
by
zahrinamardina
(
120
points)
global parameters
not automatic
+1
vote
1
answer
1.1k
views
EPD import from soda4LCA goes bootloop and nothing happened
asked
Sep 5, 2025
in
openLCA
by
Tom56
(
320
points)
epd
soda4lca
0
votes
1
answer
1.1k
views
Importing data from agribalyse (v 3.1) database into ecoinvent (v 3.9.1)
asked
Sep 3, 2025
in
openLCA
by
Ann-Katrin Emmerich
(
120
points)
combining datasets
agribalyse 3.1
ecoinvent 3.9.1
0
votes
0
answers
607
views
LCIA method not compatible with ELCD !!
asked
Sep 3, 2025
in
openLCA
by
yxnqxxxx
(
120
points)
life cycle impact assessment (lcia) methods
database
openlca lcia methods pack
elcd
+3
votes
0
answers
753
views
ISO 14067 compliance
asked
Sep 2, 2025
in
openLCA
by
Francesco_P
(
150
points)
uncertainty
monte carlo
standard deviation
Page:
« prev
1
2
3
4
5
6
7
8
9
10
11
...
81
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
(207)
LCA Collaboration Server
(81)
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
processes
input output
uncertainty
data
olca-ipc
openlca1.7
impact analysis
lca
impact assessment method
openlca1.5
en15804
lca collaboration server
methods
import export
excel export
life cycle assessment (lca)
waste treatment
contribution tree
provider linking
openlca 2.0
ecoinvent3.6
exiobase
impact categories
openlca 1.10.3
exporting results
waste management
allocation
crash
...