Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions and answers
0
votes
1
answer
15
views
How to get output flow battery pack quantity in "item"
answered
7 hours
ago
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
basics online exercise
0
votes
0
answers
12
views
EPD results parametrization
asked
7 hours
ago
in
openLCA
by
Jocelyn
(
410
points)
epd
parameter
0
votes
1
answer
29
views
followed Basic exercise but couldn't get battery pack impact analysis
answered
1 day
ago
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
basics online exercise
0
votes
1
answer
44
views
Processes gone and can't find: All of the processes I created are gone
answered
2 days
ago
in
openLCA
by
Andreas Ciroth
(
145k
points)
database
openlca
process
ecoinvent
missing data
0
votes
1
answer
38
views
Are trainings offered in either PST or EST so they can be attended by folks in the United States?
answered
3 days
ago
in
openLCA
by
Andreas Ciroth
(
145k
points)
training in the united states
openlca
training
0
votes
1
answer
53
views
How to find the impact category total emission when using IPCC 2013 GWP 100a (incl. CO2 uptake) for ecoinvent 3.9.1?
answered
3 days
ago
in
openLCA
by
JonasHo
(
8.1k
points)
openlca
ecoinvent 3.9.1
impact categories
ipcc
0
votes
1
answer
56
views
How is Water use calculated in open LCA EF 3.1?
answered
4 days
ago
in
openLCA
by
Conrad Spindler
(
12.7k
points)
ef3.1
water use
openlca method
0
votes
1
answer
49
views
Does GreenDelta or other OpenLcA users have access to user-provided data?
answered
4 days
ago
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
license
0
votes
1
answer
108
views
I would like to know how to map flows from the EF database to my main Ecoinvent one.
answered
Mar 13
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent
database
flows
openlca
0
votes
1
answer
60
views
Purchasing Two Ecoinvent Licenses Simultaneously on openLCA nexus
answered
Mar 12
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent
database
license
openlca nexus
0
votes
1
answer
88
views
How can I address OpenLCA seemingly mis-calculating GWP 100 between two similar PV energy processes? (ecoinvent 3.9.1)
answered
Mar 12
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
ecoinvent
database
photovoltaic
gwp 100
0
votes
2
answers
108
views
Some characterizartion factors need correction in EF3.1 for exiobase 3.9.4
answered
Mar 11
in
openLCA
by
tomas_slany
(
180
points)
exiobase
factors
life cycle impact assessment (lcia) methods
exiobase 3.9.4
0
votes
1
answer
147
views
Difference in display of the IPCC results between openLCA LCIA Methods 2.8.0 and ecoinvent 3.11 LCIA Methods
answered
Mar 10
in
openLCA
by
Conrad Spindler
(
12.7k
points)
impact assessment method
openlca lcia methods pack
lcia results
ecoinvent lcia methods
life cycle impact assessment (lcia) methods
0
votes
1
answer
78
views
i wanted to create a scenario in which 50% waste goes to one treatement and 50% to another ,this is a single scenario
answered
Mar 9
in
openLCA
by
JonasHo
(
8.1k
points)
openlca
ecoinvent
scenario
0
votes
1
answer
109
views
Noise emissions (dB) in units in openlca?
answered
Mar 9
in
openLCA
by
Andreas Ciroth
(
145k
points)
noise
db units
calculation
flows
0
votes
0
answers
69
views
Allocation not applied in OpenLCA internal Jython script – results match UI only with "None" allocation
asked
Mar 8
in
openLCA
by
RichardS
(
160
points)
openlca
agribalyse
jython
allocation
0
votes
1
answer
81
views
Émissions facteurs
answered
Mar 7
in
openLCA
by
JonasHo
(
8.1k
points)
émissions factors
life cycle impact assessment (lcia)
ecoinvent
0
votes
2
answers
184
views
Monte carlo simulation problem
answered
Mar 5
in
openLCA
by
tarlon.s
(
1.2k
points)
monte carlo analysis
openlca2.6.1
ecoinvent
0
votes
1
answer
117
views
Ecoinvent Licence Export Options from openLCA Nexus
answered
Mar 5
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent
openlca nexus
format convert
0
votes
1
answer
149
views
Parameter sets input improvement proposal
answered
Mar 4
in
openLCA
by
JonasHo
(
8.1k
points)
parameter sets
data input
0
votes
1
answer
187
views
biogenic carbon content using IPCC 2021 (incl. biogenic carbon)
answered
Mar 3
in
openLCA
by
Ashrakat_
(
1.8k
points)
ipcc 2021
biogenic
biogenic carbon
openlca
ecoinvent 3.11
0
votes
1
answer
120
views
Bug Report for Chinese Switching in OpenLCA v2.6.1
answered
Mar 2
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
2.6.1
bug
chinese
0
votes
1
answer
158
views
BAFU 2025 - GWP direct land use gives 0 kg CO2eq. for wooden products
answered
Feb 26
in
Miscellaneous
by
Ashrakat_
(
1.8k
points)
openlca
life cycle impact assessment (lcia) methods
land use
bafu
ef
0
votes
1
answer
139
views
Inquiry Regarding LCA Process Calculation Result
answered
Feb 25
in
openLCA
by
JonasHo
(
8.1k
points)
openlca
system process (lci)
ef3.1
0
votes
2
answers
305
views
All treatment flows are negatives
answered
Feb 25
in
openLCA
by
Ashrakat_
(
1.8k
points)
flows
results
database
0
votes
1
answer
151
views
the ecoinvent contains datasets for n-layers PCBs and complex electronics?
answered
Feb 24
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent database
electronic components
pcbs
0
votes
1
answer
223
views
COMMON PROCESSES MULTIPLE PRODUCT SYSTEMS
answered
Feb 23
in
openLCA
by
Andreas Ciroth
(
145k
points)
common processes
combining databases
multi functional process
0
votes
1
answer
128
views
openLCA export results showing wrong impact values
answered
Feb 19
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca1.5
results
0
votes
1
answer
181
views
Technical question for two different models of the same system
answered
Feb 19
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
results
different results
product system
0
votes
2
answers
626
views
Exiobase 3.9.4 - products
answered
Feb 18
in
openLCA
by
julia_cilleruelo
(
1.4k
points)
exiobase
results
factors
0
votes
2
answers
373
views
EXIOBASE in openLCA: What Is Going On?
answered
Feb 18
in
openLCA
by
julia_cilleruelo
(
1.4k
points)
openlca
exiobase
database
exiobase 3.8.2
0
votes
1
answer
143
views
Import of Ökobaudat (zip format, ILCD) ist causing errors in open LCA.
answered
Feb 18
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
ilcd
0
votes
0
answers
151
views
Is it possible to run a stand-alone server on MacOS?
asked
Feb 13
in
openLCA
by
hmwakeling
(
270
points)
olca-ipc
macos
server
bin
0
votes
1
answer
158
views
olca-core - could not find native libraries in classpath
answered
Feb 13
in
openLCA
by
hulky
(
250
points)
olca-core
nativelib
0
votes
0
answers
119
views
Montecarlo simulation not working
asked
Feb 12
in
openLCA
by
tarlon.s
(
1.2k
points)
monte carlo analysis
openlca
+2
votes
1
answer
888
views
difference in uncertainty between pedigree matrix and value in the flow
answered
Feb 11
in
openLCA
by
afilie
(
170
points)
uncertainty
pedigree matrix
monte carlo analysis
ecoinvent
water consumption
0
votes
1
answer
156
views
Educational Multi-User Licence (perpetual)
answered
Feb 11
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent
openlca
0
votes
2
answers
279
views
PEF Database 3.1 in openLCA shows only elementary flows. How to access or replace intermediate inputs?
answered
Feb 11
in
openLCA
by
JonasHo
(
8.1k
points)
pef
ef3.1
database
partly aggregated datasets
0
votes
1
answer
194
views
Exporting matrix of all processes in a database
answered
Feb 10
in
openLCA
by
Andreas Ciroth
(
145k
points)
database
uslci
matrix
0
votes
0
answers
147
views
Cut-off Problem
asked
Feb 9
in
openLCA
by
aksul
(
120
points)
cut-off
openlca
product system
To see more, click for the
full list of questions
or
popular tags
.
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 and answers
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
openlca1.5
impact assessment method
en15804
lca collaboration server
import export
methods
life cycle assessment (lca)
waste treatment
excel export
provider linking
openlca 2.0
contribution tree
exiobase
ecoinvent3.6
openlca 1.10.3
impact categories
waste management
exporting results
allocation
crash
...
