Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions and answers
0
votes
2
answers
1.9k
views
View weighted results for immediate subprocesses
answered
1 day
ago
in
openLCA
by
vitopepito
(
160
points)
results
single score
excel export
0
votes
1
answer
40
views
Transfer of results from one database to other database
answered
1 day
ago
in
openLCA
by
JonasHo
(
8.4k
points)
result
ecoinvent
bafu
database
0
votes
0
answers
26
views
Extraction of result array at calculation of direct contributions in OpenLCA IPC operation
asked
2 days
ago
in
openLCA
by
DiHorw
(
1.1k
points)
openlca ipc
direct contributions
0
votes
0
answers
30
views
How to process a product system when the Dataset is not available ?
asked
2 days
ago
in
openLCA
by
BlackJesus1997
(
140
points)
product system
openlca
ecoinvent
process
data inputs
0
votes
1
answer
109
views
Waste treatment Process
answered
Sep 17
in
openLCA
by
Andreas Ciroth
(
148k
points)
waste treatment
process modeling
openlca
flows
0
votes
1
answer
142
views
Why are my LCA results inflated when I connect my processes into a product system?
answered
Sep 14
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
life cycle impact assessment (lcia) methods
results
product system
ecoinvent
0
votes
1
answer
208
views
Open database with existing ecoinvent license
answered
Sep 14
in
openLCA
by
Andreas Ciroth
(
148k
points)
ecoinvent license
database
0
votes
1
answer
167
views
Script: Link EPD Results from EN15804+A2 (EF 3.0) to EN15804+A2 (EF 3.1) not working
answered
Sep 11
in
openLCA
by
Conrad Spindler
(
13.9k
points)
ef3.1
environmental product declaration (epd)
en15804
0
votes
1
answer
277
views
Imported EPD results not showing when added to a product system with other processes
answered
Sep 8
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
epd
results
0
votes
1
answer
230
views
(Not exactly a question) PLease can you all test and try to break our MCP for openLCA
answered
Sep 8
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
automation
llm
0
votes
1
answer
203
views
PENRM and PERM return zero values in ecoinvent 3.11 EN 15804 add-on - manual LHV flows required?
answered
Sep 7
in
openLCA
by
Conrad Spindler
(
13.9k
points)
epd
en15804
perm
0
votes
0
answers
102
views
How should I preset the initial wastewater quality parameter (eg, BOD, COD)?
asked
Sep 5
in
openLCA
by
Colin
(
120
points)
waste treatment
data inputs
flows
0
votes
1
answer
248
views
Negative or Zero Impact Assessment Results During Calculation in openLCA
answered
Sep 1
in
openLCA
by
Andreas Ciroth
(
148k
points)
negative outputs
openlca
impact assessment method
database
zero values
+1
vote
1
answer
236
views
Impact analysis results all showing zero
answered
Aug 28
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
impact
zero results
0
votes
1
answer
189
views
multiple risk levels in soca even though the evaluation scheme only considers a few
answered
Aug 28
in
openLCA
by
Andreas Ciroth
(
148k
points)
soca
risk level
0
votes
1
answer
253
views
openLCA crashes when calculating Product System with Fine Sugar Milling / Fine Sugar Packing as reference flow
answered
Aug 28
in
openLCA
by
Andreas Ciroth
(
148k
points)
error
openlca
product system
crash
0
votes
0
answers
137
views
LCA Collaboration Server Two-Factor Authentication (2FA) Issue
asked
Aug 25
in
LCA Collaboration Server
by
Tal
(
120
points)
lca collaboration server
password
0
votes
0
answers
103
views
How to separate direct energy use from upstream CED/NRE in openLCA?
asked
Aug 23
in
openLCA
by
MATRIMAX
(
180
points)
database
openlca
results
flows
embodied energy
0
votes
1
answer
187
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
1.9k
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
111
views
how to model refrigerant in openlca?
asked
Aug 17
in
openLCA
by
Mr.Cat
(
220
points)
openlca
process
refrigerant
input output
ecoinvent
0
votes
1
answer
234
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
1.0k
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
401
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
703
views
openLCA export results showing wrong impact values
answered
Aug 8
in
openLCA
by
khan76
(
140
points)
openlca1.5
results
0
votes
1
answer
245
views
exchange with invaild process owner @0
answered
Aug 7
in
openLCA
by
Andreas Ciroth
(
148k
points)
openlca
error
0
votes
0
answers
175
views
Process for recycled materials
asked
Aug 6
in
openLCA
by
VMS
(
120
points)
recycled
database
0
votes
0
answers
174
views
Format ILCD+EPD
asked
Aug 4
in
openLCA
by
VinhTran
(
600
points)
ilcd
openlca
epd
0
votes
1
answer
262
views
EF 3.1: missing CFs for “Arsenic, ion” emissions to water and soil?
answered
Jul 31
in
openLCA
by
Conrad Spindler
(
13.9k
points)
ef
life cycle impact assessment (lcia) methods
ef3.1
characterisation factors
0
votes
0
answers
131
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
276
views
Question About LCA Commons Database Options
answered
Jul 29
in
openLCA
by
Andreas Ciroth
(
148k
points)
lca commons
database
0
votes
2
answers
339
views
TRACI Federal Commons JSON Import failed
answered
Jul 29
in
openLCA
by
Conrad Spindler
(
13.9k
points)
json-ld
error
import error
openlca
+1
vote
0
answers
214
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
311
views
Anomalies in some datasets in the Ecoinvent 3.12 library.
answered
Jul 27
in
openLCA
by
Conrad Spindler
(
13.9k
points)
ecoinvent
openlca
library
0
votes
1
answer
295
views
Running a headless openlca and pulling from collab server
answered
Jul 24
in
openLCA
by
algae_tom
(
480
points)
lca collaboration server
database
openlca
olca-ipc
0
votes
1
answer
281
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
325
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
191
views
Change unit in unit group
asked
Jul 24
in
openLCA
by
tarlon.s
(
1.3k
points)
openlca
unit
0
votes
1
answer
329
views
How do I model scenarios in OpenLCA?
answered
Jul 22
in
openLCA
by
Andreas Ciroth
(
148k
points)
scenario
parameters
0
votes
1
answer
772
views
Difference in results
answered
Jul 22
in
openLCA
by
Conrad Spindler
(
13.9k
points)
openlca
results
ecoinvent
library
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)
flows
import
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
en15804
lca collaboration server
import export
methods
waste treatment
life cycle assessment (lca)
excel export
contribution tree
provider linking
openlca 2.0
ecoinvent3.6
exiobase
impact categories
openlca 1.10.3
exporting results
waste management
allocation
ef3.1
...
