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0
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1
answer
545
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Different results in cost calculation between System and Unit Processes
asked
Oct 19, 2025
in
openLCA
by
tapmbot
(
380
points)
apos
calculation method
unit process
system process (lci)
ecoinvent
0
votes
0
answers
338
views
Understanding electricity transformation
asked
Oct 17, 2025
in
openLCA
by
HD
(
210
points)
electricity transformation
electricity
renewable energy
ecoinvent
openlca
0
votes
1
answer
599
views
Air emissions - Nitrous Oxide (N2O) not found, just "correction flow for delayed emission of nitrous oxide"
asked
Oct 17, 2025
in
openLCA
by
lusf
(
150
points)
input output
database
emissions
ecoinvent
ecoinvent 3.10
0
votes
1
answer
420
views
Clarification on License Type for Mitacs Project (Commercial vs. Educational)
asked
Oct 16, 2025
in
openLCA
by
Ehsanka
(
120
points)
license
educational licence
openlca nexus
0
votes
0
answers
238
views
[request] Could you add function on paste cheat in s/w?
asked
Oct 16, 2025
in
openLCA
by
sem
(
120
points)
cheat
openlca
+2
votes
0
answers
335
views
Correct Modellling of Metals and Transformation Process
asked
Oct 16, 2025
in
openLCA
by
HD
(
210
points)
openlca
metal production
processes
0
votes
0
answers
356
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
285
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
419
views
Which carbon dioxide is to choose?
asked
Oct 13, 2025
in
openLCA
by
samrin
(
260
points)
carbon dioxide
ecoinvent
+1
vote
0
answers
701
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
915
views
Product system impact
asked
Oct 10, 2025
in
openLCA
by
ale
(
180
points)
openlca
product system
impact
0
votes
1
answer
714
views
Emission issues
asked
Oct 9, 2025
in
openLCA
by
tkhan1214
(
120
points)
co2 emission
openlca
impact assessment method
process
0
votes
1
answer
1.3k
views
Simapro Process Export Examples for Import test
asked
Oct 8, 2025
in
openLCA
by
BerndK
(
220
points)
simapro
export
0
votes
1
answer
592
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
593
views
Memory problem
asked
Oct 8, 2025
in
openLCA
by
Abailleul
(
120
points)
crash
memory problem
0
votes
1
answer
545
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
670
views
Emission contributions
asked
Oct 8, 2025
in
openLCA
by
tarlon.s
(
1.2k
points)
openlca
contribution tree
co2 emission
0
votes
0
answers
451
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
448
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
419
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
677
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
495
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
767
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
392
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
516
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
577
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
646
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
641
views
insecticide data entry
asked
Sep 22, 2025
in
openLCA
by
nilhan
(
120
points)
openlca
agricultural products
pesticide
input
database
0
votes
1
answer
922
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
965
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
1.1k
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
1.5k
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
762
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
1.1k
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
740
views
Transport in ELCD database
asked
Sep 13, 2025
in
openLCA
by
Ozzy1998
(
120
points)
transportation
container glass
0
votes
1
answer
663
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
797
views
Laminated glass dataset
asked
Sep 12, 2025
in
openLCA
by
nihalnihash04
(
240
points)
lamination
glass
0
votes
0
answers
928
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
881
views
Data validation
asked
Sep 11, 2025
in
openLCA
by
Kasthuri
(
140
points)
validate
sensitivity
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