Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions and answers
0
votes
0
answers
16
views
[bug][openlca 2.6.1] Exchange amounts set to zero
asked
18 hours
ago
in
openLCA
by
pwierzgala
(
140
points)
bug
amount
formula
openlca2.6.0
openlca2.6.1
0
votes
1
answer
722
views
Export to Excel - Truncated matrices due to Excel column limit (openLCA 2.5.0)
answered
2 days
ago
in
openLCA
by
simonL
(
140
points)
excel export
openlca 2.5.0
contribution analysis
0
votes
1
answer
86
views
Is student application for ecoinvent Educational License permitted?
answered
6 days
ago
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent
educational licence
purchase
openlca
0
votes
2
answers
132
views
What if Exchanges had UUIDs?
answered
May 7
in
openLCA
by
msrocka
(
14.3k
points)
olca-schema
lcia
exchange
0
votes
1
answer
70
views
GeoJson files for regionalized impact assessment
answered
May 7
in
openLCA
by
sahsera_gd
(
640
points)
impact assessment method
regionalised lca
environmental footprints (pef)
no regionalized information available
import
0
votes
0
answers
58
views
Is LC-Impact method in openLCA compatible with Ecoinvent 3.12?
asked
May 7
in
openLCA
by
niina
(
120
points)
life cycle impact assessment (lcia) methods
ecoinvent
0
votes
1
answer
104
views
methane and nitrogen gas are not available as product flows in ecoinvent, is there an alternative to them ?
answered
May 7
in
openLCA
by
JonasHo
(
8.4k
points)
database
ecoinvent
flows
gate-to-gate
product flow
0
votes
1
answer
110
views
do results change if i calculate the impact for a product system of processes combined vs each process on its own
answered
May 6
in
openLCA
by
JonasHo
(
8.4k
points)
openlca
product system
process
0
votes
1
answer
111
views
Product system loops in contribution tree
answered
May 6
in
openLCA
by
Andreas Ciroth
(
145k
points)
contribution tree
product system
0
votes
1
answer
126
views
System dynamics in OpenLCA
answered
May 6
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
system dynamics
0
votes
0
answers
63
views
EF v3.1 as LCIA for ecoinvent consequential as database - any implications?
asked
May 6
in
openLCA
by
idaschacht
(
120
points)
consequential
ecoinvent3.12
ef3.1
lcia
database
0
votes
2
answers
153
views
Injection moulding - handle production waste
answered
May 5
in
Miscellaneous
by
Conrad Spindler
(
13.2k
points)
waste
injection moulding
plastic waste
process waste
0
votes
1
answer
112
views
What databases (preferably free ones) contain citric acid datasets (food grade) ?
answered
May 4
in
openLCA
by
JonasHo
(
8.4k
points)
citric acod
openlca database
organic
0
votes
0
answers
66
views
Should a system be established with the downstream process as the reference?
asked
Apr 30
in
openLCA
by
HMin
(
120
points)
产品系统
开放lca
产品流
+1
vote
3
answers
2.6k
views
How to aggregate processes to reflect the impacts of different stages ?
answered
Apr 29
in
openLCA
by
JonasHo
(
8.4k
points)
openlca
process
product system
nested
life cycle stages
0
votes
1
answer
262
views
Merging two databases in OpenLCA
answered
Apr 28
in
openLCA
by
julia_cilleruelo
(
1.7k
points)
database
import
merge databases
combining databases
+1
vote
1
answer
215
views
EN 15804 add on - EN15804+A2 (EF v3.1) impact method
answered
Apr 28
in
Miscellaneous
by
Conrad Spindler
(
13.2k
points)
en15804
ef3.1
methods
life cycle impact assessment (lcia) methods
0
votes
0
answers
120
views
How should evaporated water be modelled in openlca?
asked
Apr 28
in
openLCA
by
s235133
(
120
points)
ef3.1
water use
openlca
flows
modelling
0
votes
1
answer
154
views
Import database in Gabi to openLCA
answered
Apr 27
in
openLCA
by
Andreas Ciroth
(
145k
points)
database
gabi
database import
0
votes
1
answer
134
views
Ecoinvent 3.12 -Difference between Cutoff System and Cutoff Unit
answered
Apr 27
in
openLCA
by
Andreas Ciroth
(
145k
points)
ecoinvent database
system and unit
+1
vote
1
answer
256
views
openLCA on MacOS future big big problem
answered
Apr 26
in
openLCA
by
Conrad Spindler
(
13.2k
points)
macos
openlca
0
votes
1
answer
247
views
How to export list of "Total requirements" from direct calculation?
answered
Apr 24
in
openLCA
by
Andreas Ciroth
(
145k
points)
results
processes
excel export
exporting results
0
votes
1
answer
175
views
Regionalized Calculation active causes negative values [ecoinvent in OPENLCA]
answered
Apr 24
in
openLCA
by
JonasHo
(
8.4k
points)
location
ecoinvent
regionalized calculation
negative impacts
0
votes
0
answers
86
views
Handling large farm-level datasets (~9000 fields) in openLCA
asked
Apr 23
in
openLCA
by
mauribusta
(
120
points)
large-datasets
python
agriculture
maize
0
votes
2
answers
794
views
OpenLCA crashes when hovering "Description"
answered
Apr 21
in
openLCA
by
mogulmalerei
(
180
points)
crash
openlca
not responding
process
process descrption
0
votes
1
answer
229
views
Monte Carlo simulation not generating any results
answered
Apr 20
in
openLCA
by
Conrad Spindler
(
13.2k
points)
monte carlo analysis
uncertainty
openlca
openlca2.6.1
0
votes
1
answer
142
views
How to avoid multiplying upstream process impacts when outputs go to different downstream processes?
answered
Apr 20
in
openLCA
by
Andreas Ciroth
(
145k
points)
product system
impact assessment
contribution tree
processes
0
votes
1
answer
261
views
How to easily visualize the environmental impacts of only the processes entered by the user
answered
Apr 17
in
openLCA
by
mogulmalerei
(
180
points)
openlca
lcia results
0
votes
0
answers
115
views
Impact assessment methods for Exiobase 3.4 + mapping files
asked
Apr 16
in
openLCA
by
andreamulloni
(
160
points)
exiobase 3.4
flow mapping
impact assessment method
0
votes
1
answer
161
views
Process amounts randomly invisible in v 2.6.0
answered
Apr 15
in
openLCA
by
Andreas Ciroth
(
145k
points)
process
user interface
0
votes
1
answer
199
views
How can I download Agribalyse data for use in OpenLCA?
answered
Apr 15
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
ecoinvent
agribalyse
0
votes
0
answers
100
views
How can I model in openLCA industrial symbiosis of wooden pallet?
asked
Apr 14
in
openLCA
by
Edoardo
(
120
points)
openlca
ecoinvent
circular economy
+1
vote
1
answer
278
views
Combining parts of EXIOBASE into ecoinvent
answered
Apr 13
in
openLCA
by
Andreas Ciroth
(
145k
points)
database
exiobase
combining databases
editing databases
deleting processes
0
votes
1
answer
173
views
Log file - Error when updating maximum memory usage in 2.6
answered
Apr 9
in
openLCA
by
Conrad Spindler
(
13.2k
points)
out of memory
error
openlca 2.6
+1
vote
0
answers
151
views
Is it possible to show unit processes as single contributors like system processes in openLCA?
asked
Apr 8
in
openLCA
by
Martin1610
(
130
points)
ecoinvent 3.11
unit process
system process (lci)
product system
0
votes
1
answer
208
views
SOCA: How is the activity value (social assessment) calculated and how does it differ from the activity variable?
answered
Apr 8
in
openLCA
by
Ashrakat_
(
1.9k
points)
openlca
soca
results
0
votes
1
answer
189
views
SOCA: How would you proceed, to do a social hotspot analysis?
answered
Apr 8
in
openLCA
by
Ashrakat_
(
1.9k
points)
soca
hotspot analysis
0
votes
1
answer
196
views
Download links from openLCA homepage and nav bar are broken. The fix:
answered
Apr 6
in
openLCA
by
Andreas Ciroth
(
145k
points)
openlca
download
download link
0
votes
0
answers
170
views
Excel Import: Importing same product flows with providers from various locations
asked
Apr 1
in
openLCA
by
Johannes K.
(
120
points)
provider linking
excel import
geographies
import
0
votes
1
answer
327
views
Wrong NH₃/NOx CFs in ReCiPe 2016 Midpoint (H) Terrestrial acidification – openLCA LCIA Methods 2.8.0?
answered
Apr 1
in
openLCA
by
sahsera_gd
(
640
points)
characterisation factors
recipe 2016
recipe midpoint (h)
impact assessment method
terrestrial acidification
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
(207)
LCA Collaboration Server
(81)
Follow @openlca
Recent questions and answers
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
exiobase
ecoinvent3.6
impact categories
openlca 1.10.3
exporting results
waste management
allocation
crash
...
