Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
No answer
No selected answer
No upvoted answer
Ask a Question
Recent questions without an upvoted answer
0
votes
1
answer
1.7k
views
Why is my elementary flow not producing impact result?
asked
Jan 4, 2025
in
openLCA
by
Omotaiwo
(
460
points)
elementary flows
openlca
inputs
calculation
0
votes
0
answers
429
views
How do i get agribylase database for free on openlca?
asked
Jan 3, 2025
in
openLCA
by
Archi
(
130
points)
database
openlca
import
0
votes
1
answer
914
views
Ecoinvent database
asked
Dec 25, 2024
in
openLCA
by
Muhammad Arbab1
(
120
points)
openlca
database
life cycle impact assessment (lcia)
ecoinvent 3.9.1
–1
vote
1
answer
890
views
Differences in input and output mass balance ecoinvent 3.10 APOS U
asked
Dec 24, 2024
in
openLCA
by
aogilardino1
(
660
points)
ecoinvent
3.10.1
openlca
0
votes
0
answers
773
views
My result shows all negative result for my ReCiPe 2016(midpoint)H.
asked
Dec 23, 2024
in
Miscellaneous
by
Omotaiwo
(
460
points)
normalization
openlca
results
different results
negative value
0
votes
0
answers
390
views
Tell me the paid databases for Indian sets of PP,PET,LDPE for doing LCA
asked
Dec 23, 2024
in
openLCA
by
AspireLabs
(
120
points)
life cycle assessment (lca)
lca
database
0
votes
1
answer
589
views
No difference between Electricity Grids of British Columbia and Alberta (Canada)
asked
Dec 20, 2024
in
openLCA
by
scnw95
(
120
points)
ecoinvent 3.8
electricity mix
electricity
market process ecoinvent
electricity transformation
0
votes
1
answer
987
views
How to assess the overall uncertainty o data quality of an entire dataset
asked
Dec 20, 2024
in
openLCA
by
farcebastias
(
450
points)
data quality
data quality systems
pedigree scores
quality assessment
0
votes
1
answer
937
views
What the difference between following 3:
asked
Dec 19, 2024
in
Miscellaneous
by
Ibrahim Hossain
(
190
points)
ecoinvent
openlca
+2
votes
1
answer
1.9k
views
Add new databases to IPC container
asked
Dec 17, 2024
in
Miscellaneous
by
interested_mackerel
(
180
points)
olca-ipc
docker
headless
api
0
votes
1
answer
2.3k
views
How do I convert my excel LCI data into a format that can be imported in openLCA?
asked
Dec 17, 2024
in
openLCA
by
Nishi_S
(
120
points)
import
openlca
file
creating database
data inputs
0
votes
0
answers
731
views
I'm facing the following problem while log in into Ecoinvent for the first time after having the license.
asked
Dec 17, 2024
in
Miscellaneous
by
Ibrahim Hossain
(
190
points)
ecoinvent
database
0
votes
0
answers
294
views
User provided impact data in Results not referenced
asked
Dec 17, 2024
in
openLCA
by
kohkh
(
120
points)
user impact data
result
0
votes
0
answers
839
views
Are there any free openLCA databases with chemical compounds available as Product flows instead of Elementary flows?
asked
Dec 16, 2024
in
openLCA
by
Primusvishwa
(
140
points)
database
lca
free
data inputs
+1
vote
1
answer
699
views
Is there an example of the combination of OpenLCA and Life cycle cost analysis methods, and can you share them?
asked
Dec 16, 2024
in
openLCA
by
sql
(
150
points)
生命周期评估 （lca）
生命周期影响评估 （lcia）
0
votes
0
answers
576
views
How do I select/control the variation to be included in Monte Carlo analysis?
asked
Dec 16, 2024
in
openLCA
by
Andreas Kamp
(
400
points)
monte carlo analysis
parameter variation
uncertainty
propagation of error
0
votes
0
answers
570
views
Inquiry Regarding Suitable Database for Methanol Production LCA in OpenLCA
asked
Dec 15, 2024
in
openLCA
by
Fatemeh Soltani
(
120
points)
database
process
chemical
data inputs
impact assessment
0
votes
0
answers
450
views
Waste modling
asked
Dec 14, 2024
in
openLCA
by
tasbirul
(
140
points)
waste treatment
ecoinvent
waste modelling
0
votes
1
answer
891
views
EXCEPTION_ACCESS_VIOLATION（0xc0000005）
asked
Dec 14, 2024
in
openLCA
by
WH
(
120
points)
openlca
flashback
0
votes
0
answers
551
views
What is the characterization factor of occupation, arable land greenhouse?
asked
Dec 13, 2024
in
Miscellaneous
by
Omotaiwo
(
460
points)
recipe 2016
occupation
arable land
life cycle impact assessment (lcia) methods
0
votes
1
answer
748
views
Will upgrading from 2.0.1 to 2.2 affect the processes etc. I have made in ecoinvent and stored on coll. server?
asked
Dec 12, 2024
in
openLCA
by
Andreas Kamp
(
400
points)
version update
compatibility
collaboration server
database
0
votes
1
answer
938
views
sankey diagram in PSILCA
asked
Dec 11, 2024
in
openLCA
by
Laleh
(
330
points)
results
sankey diagram
0
votes
0
answers
848
views
Question about mass balance in ecoinvent 3.10 dataset
asked
Dec 9, 2024
in
Miscellaneous
by
aogilardino1
(
660
points)
3.10.1
ecoinvent
openlca
0
votes
1
answer
617
views
100 GB of DAT files
asked
Dec 8, 2024
in
openLCA
by
cspringett
(
260
points)
openlca 2.1.0
dat file
storage
0
votes
1
answer
735
views
Is there a wrong way to import a Database?
asked
Dec 6, 2024
in
openLCA
by
therealLuisDietz
(
120
points)
import
flows
0
votes
2
answers
2.3k
views
When ecoinvent 3.10.1 will be available in openLCA nexus?
asked
Dec 6, 2024
in
openLCA
by
Balazs SARA
(
190
points)
ecoinvent
3.10.1
0
votes
1
answer
867
views
"Failed to create the part's controls" error when using libraries, out of memory
asked
Dec 5, 2024
in
openLCA
by
wimpi123
(
140
points)
open lca 2.0
libraries
out of memory
error
+1
vote
1
answer
1.0k
views
(3.9.1 Add-on) what characterisation factors to use to calculate CWP-CHG?
asked
Dec 4, 2024
in
openLCA
by
Pete Mitchell
(
130
points)
characterisation factors
en15804
ecoinvent 3.9.1
0
votes
0
answers
602
views
Is it possible to replace a (sub-)process with another (sub-)process throughout a selection of processes in a database?
asked
Dec 3, 2024
in
openLCA
by
hmwakeling
(
270
points)
change database
openlca
processes
0
votes
1
answer
589
views
The problem is to get a model graph and emissions in a product system
asked
Dec 2, 2024
in
openLCA
by
moegenbu
(
120
points)
model graph
emissions
product system
0
votes
1
answer
798
views
Impacts in contribution tree
asked
Dec 1, 2024
in
openLCA
by
Mélanie
(
120
points)
contribution tree
direct contribution
direct impacts
0
votes
0
answers
363
views
Processes with no Inputs
asked
Dec 1, 2024
in
openLCA
by
VinhTran
(
580
points)
openlca
processes
inputs
0
votes
2
answers
1.6k
views
Definition of input and output in OpenLCA IPC
asked
Nov 29, 2024
in
openLCA
by
DiHorw
(
1.0k
points)
input output
olca-ipc
python
0
votes
0
answers
342
views
Possibility of doing pertubation analysis and variability propagation analysis?
asked
Nov 29, 2024
in
openLCA
by
Andreas Kamp
(
400
points)
uncertainty; pertubation; variability; variation
propagation; lcia
0
votes
2
answers
1.9k
views
Carbon Footprint ISO 14067 extraction from EF 3.1
asked
Nov 29, 2024
in
openLCA
by
johannes.menges
(
120
points)
ef3.1
carbon footprint
calculation
openlca
0
votes
2
answers
1.9k
views
Creation of new processes
asked
Nov 28, 2024
in
openLCA
by
tapmbot
(
380
points)
openlca
ecoinvent
database
process
0
votes
0
answers
593
views
Feedback on small plotting tool
asked
Nov 27, 2024
in
Miscellaneous
by
Fernando3161
(
220
points)
python
sankey diagram
contribution tree
0
votes
2
answers
1.8k
views
Use of PET as proxy for PBT
asked
Nov 27, 2024
in
Miscellaneous
by
Fernando3161
(
220
points)
database
ecoinvent
data inputs
plastics
0
votes
0
answers
413
views
How to see significant, negative contributions to a project comparison results?
asked
Nov 27, 2024
in
openLCA
by
Andreas Kamp
(
400
points)
process contribution
sign importance
credit
project results
0
votes
2
answers
1.4k
views
How to change the impact category in Sankey diagram tab?
asked
Nov 27, 2024
in
openLCA
by
Andreas Kamp
(
400
points)
sankey diagram
impact categories
Page:
« prev
1
...
7
8
9
10
11
12
13
14
15
16
17
...
70
next »
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
(204)
LCA Collaboration Server
(81)
Follow @openlca
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia) methods
life cycle impact assessment (lcia)
product system
import
flows
error
results
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
ecoinvent3.6
exiobase
openlca 1.10.3
impact categories
waste management
exporting results
crash
allocation
...
