Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions and answers
+1
vote
1
answer
57
views
Impact analysis results all showing zero
answered
1 day
ago
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
impact
zero results
0
votes
1
answer
38
views
multiple risk levels in soca even though the evaluation scheme only considers a few
answered
1 day
ago
in
openLCA
by
Andreas Ciroth
(
148k
points)
soca
risk level
0
votes
1
answer
32
views
openLCA crashes when calculating Product System with Fine Sugar Milling / Fine Sugar Packing as reference flow
answered
1 day
ago
in
openLCA
by
Andreas Ciroth
(
148k
points)
error
openlca
product system
crash
0
votes
0
answers
51
views
LCA Collaboration Server Two-Factor Authentication (2FA) Issue
asked
4 days
ago
in
LCA Collaboration Server
by
Tal
(
120
points)
lca collaboration server
password
0
votes
0
answers
35
views
How to separate direct energy use from upstream CED/NRE in openLCA?
asked
6 days
ago
in
openLCA
by
MATRIMAX
(
180
points)
database
openlca
results
flows
embodied energy
0
votes
1
answer
80
views
Unusual german terms in openLCA since 2.6.1
answered
Aug 18
in
openLCA
by
Andreas Ciroth
(
148k
points)
language
terms
standards
+1
vote
3
answers
1.7k
views
OpenLCA crashes when hovering "Description"
answered
Aug 18
in
openLCA
by
JohannesBraun
(
310
points)
crash
openlca
not responding
process
process descrption
0
votes
0
answers
49
views
how to model refrigerant in openlca?
asked
Aug 17
in
openLCA
by
Mr.Cat
(
200
points)
openlca
process
refrigerant
input output
ecoinvent
0
votes
1
answer
102
views
Microsoft SQL Server
answered
Aug 17
in
LCA Collaboration Server
by
Andreas Ciroth
(
148k
points)
microsoft sql server
openlca
database
0
votes
2
answers
805
views
How to export list of "Total requirements" from direct calculation?
answered
Aug 14
in
openLCA
by
mjamieson
(
5.5k
points)
results
processes
excel export
exporting results
0
votes
1
answer
162
views
How to import ecoinvent dataset
answered
Aug 13
in
openLCA
by
Andreas Ciroth
(
148k
points)
ecoinvent data
database
import
ecoinvent
import data sets
0
votes
2
answers
585
views
openLCA export results showing wrong impact values
answered
Aug 8
in
openLCA
by
khan76
(
140
points)
openlca1.5
results
0
votes
1
answer
159
views
exchange with invaild process owner @0
answered
Aug 7
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
error
0
votes
0
answers
97
views
Process for recycled materials
asked
Aug 6
in
openLCA
by
VMS
(
120
points)
recycled
database
0
votes
0
answers
86
views
Format ILCD+EPD
asked
Aug 4
in
openLCA
by
VinhTran
(
600
points)
ilcd
openlca
epd
0
votes
1
answer
168
views
EF 3.1: missing CFs for “Arsenic, ion” emissions to water and soil?
answered
Jul 31
in
openLCA
by
Conrad Spindler
(
13.6k
points)
ef
life cycle impact assessment (lcia) methods
ef3.1
characterisation factors
0
votes
0
answers
81
views
Have no regionalized calculation window when calculate a product's impact
asked
Jul 30
in
openLCA
by
Dongyan
(
120
points)
openlca 2.5.0.
openlca
0
votes
1
answer
164
views
Question About LCA Commons Database Options
answered
Jul 29
in
openLCA
by
Andreas Ciroth
(
148k
points)
lca commons
database
0
votes
2
answers
217
views
TRACI Federal Commons JSON Import failed
answered
Jul 29
in
openLCA
by
Conrad Spindler
(
13.6k
points)
json-ld
error
import error
openlca
+1
vote
0
answers
134
views
Difference between entering uncertainties for parameters vs for inputs/outputs in a process, for Monte Carlo sim
asked
Jul 27
in
openLCA
by
bamann
(
130
points)
monte carlo analysis
uncertainty
openlca
parameters
global parameters
0
votes
1
answer
204
views
Anomalies in some datasets in the Ecoinvent 3.12 library.
answered
Jul 27
in
openLCA
by
Conrad Spindler
(
13.6k
points)
ecoinvent
openlca
library
0
votes
1
answer
197
views
Running a headless openlca and pulling from collab server
answered
Jul 24
in
openLCA
by
algae_tom
(
450
points)
lca collaboration server
database
openlca
olca-ipc
0
votes
1
answer
179
views
After registering for the ecoinvent license as low income country, from where can we download it?
answered
Jul 24
in
openLCA
by
Andreas Ciroth
(
148k
points)
ecoinvent
openlca
0
votes
1
answer
219
views
Can an intire Unit Database be exported as a System Database?
answered
Jul 24
in
openLCA
by
Andreas Ciroth
(
148k
points)
import export
system process (lci)
unit process
0
votes
0
answers
116
views
Change unit in unit group
asked
Jul 24
in
openLCA
by
tarlon.s
(
1.3k
points)
openlca
unit
0
votes
1
answer
213
views
How do I model scenarios in OpenLCA?
answered
Jul 22
in
openLCA
by
Andreas Ciroth
(
148k
points)
scenario
parameters
0
votes
1
answer
512
views
Difference in results
answered
Jul 22
in
openLCA
by
Conrad Spindler
(
13.6k
points)
openlca
results
ecoinvent
library
0
votes
0
answers
140
views
Which free database and compatible LCIA method should I use in openLCA 2.6.2 for a UK wheat-straw CHP LCA?
asked
Jul 19
in
openLCA
by
johngee
(
120
points)
openlca nexus
cradle-to-grave
life cycle impact assessment (lcia) methods
database
0
votes
1
answer
151
views
No puedo hacer el registro en OpenLCA nuxus
answered
Jul 19
in
openLCA
by
Andreas Ciroth
(
148k
points)
base de datos
openlca
0
votes
1
answer
230
views
System Dynamics Models
answered
Jul 19
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
system dynamics
0
votes
0
answers
95
views
SHDB Worker Hours Model: does the $ value for an input mean producer price, or something else?
asked
Jul 17
in
Miscellaneous
by
Eva Skou
(
120
points)
social lca (s-lca)
working hours
0
votes
1
answer
216
views
Will ecoinvent v4 be available for perpetual licenses?
answered
Jul 17
in
Miscellaneous
by
Andreas Ciroth
(
148k
points)
ecoinvent
database
maintenance fee
license
0
votes
1
answer
333
views
Library creation
answered
Jul 17
in
openLCA
by
Conrad Spindler
(
13.6k
points)
openlca
library
parameters
0
votes
0
answers
244
views
Why is the water use impact category in EN 15804+A2 not regionalised?
asked
Jul 10
in
openLCA
by
TomG
(
120
points)
en 15804 add-on
life cycle impact assessment (lcia) methods
water use
0
votes
1
answer
247
views
If I merge two databases, how can I understand which process belongs to which database? Thank you
answered
Jul 7
in
openLCA
by
Andreas Ciroth
(
148k
points)
database
openlca
process
0
votes
0
answers
214
views
The download link for the example file provided in the tutorial is broken (404 error); how can I obtain the file?
asked
Jul 1
in
openLCA
by
qhz
(
120
points)
openlca
database
0
votes
1
answer
331
views
Methane GWP 100
answered
Jun 30
in
openLCA
by
Conrad Spindler
(
13.6k
points)
openlca
ippc
methane
0
votes
1
answer
234
views
What does the colour coding in the impact assessment results mean in openLCA?
answered
Jun 30
in
openLCA
by
Andreas Ciroth
(
148k
points)
project results
openlca
+1
vote
2
answers
808
views
Combining parts of EXIOBASE into ecoinvent
answered
Jun 29
in
openLCA
by
selteneerden
(
170
points)
database
exiobase
combining databases
editing databases
deleting processes
0
votes
1
answer
268
views
Physical Allocation Question
answered
Jun 26
in
openLCA
by
Andreas Ciroth
(
148k
points)
physical allocation
allocation
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
(3.3k)
Miscellaneous
(210)
LCA Collaboration Server
(83)
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
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
...
