Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions and answers
0
votes
1
answer
7
views
"Failed to load Julia libs" error with openlca 1.10.3
answered
5 hours
ago
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
openlca 1.10.3
julia libs
error
openlca 1.10.2
0
votes
0
answers
3
views
Set provider and run direct process calculation in bulk using Python
asked
5 hours
ago
in
openLCA
by
laurent.bocahut
(
190
points)
calculation
python
process
provider
0
votes
1
answer
11
views
How can I use the same process separately for two product systems?
answered
1 day
ago
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
process
product system
openlca
0
votes
1
answer
32
views
Monte Carlo - Uncertainty Input & Output Flows
answered
Jan 15
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
monte carlo analysis
monte carlo
uncertainty
0
votes
1
answer
29
views
Ecoinvent for multiple users not at the same time
answered
Jan 14
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
ecoinvent
commercial
license
multiple users
openlca
0
votes
0
answers
15
views
Do Exiobase processes include packaging ?
asked
Jan 11
in
Miscellaneous
by
SCarp
(
160
points)
exiobase
packaging
openlca
food
0
votes
1
answer
54
views
Why do I get negative results in all impact categories?
answered
Jan 10
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
results
pef database
product system
lcia results
calculation
0
votes
1
answer
28
views
Meaning of quantitative in quantitative reference for output flow
answered
Jan 8
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
flows
quantitative refrence
0
votes
0
answers
18
views
Object of type UncertaintyType is not JSON serializable
asked
Jan 6
in
openLCA
by
gjthoma
(
330
points)
olca-ipc
openlca 1.10.3
json
0
votes
0
answers
23
views
Ecoquery LCIA methods and openLCA LCIA methods v.2.1.0.
asked
Jan 5
in
openLCA
by
AlexandraStern
(
160
points)
ilcd 2.0
methods
ecoinvent3.6
ef method
ilcd 2011 midpoint +
0
votes
0
answers
14
views
differentiating between biogenic, non biogenic and fossil emissions using IPCC100 method
asked
Jan 5
in
openLCA
by
James D. Wounuah
(
190
points)
life cycle impact assessment (lcia)
methods
life cycle impact assessment (lcia) methods
calculation
0
votes
0
answers
16
views
Results not being shown for unit processes
asked
Jan 5
in
openLCA
by
lcasey
(
140
points)
unit process
system process (lci)
market process ecoinvent
ecoinvent3.6
0
votes
0
answers
19
views
Photovoltaic energy unit
asked
Jan 4
in
openLCA
by
atritskas
(
150
points)
openlca
photovoltaic
unit
0
votes
1
answer
25
views
One-side Mechanical Ventilation unit
answered
Jan 4
in
openLCA
by
Tim Lohse
(
4.4k
points)
uncertainty
agribalyse
0
votes
1
answer
30
views
What does it mean Maintenance Fees? Is database upgrade included or I have to buy database upgrade?
answered
Jan 4
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
database
maintenance
0
votes
0
answers
18
views
How to properly calculate the lifetime impacts of infrastructure flows
asked
Jan 3
in
openLCA
by
GLanaras
(
120
points)
calculation
openlca
flow category
flows
0
votes
1
answer
95
views
To create a new product system, what is a valid reference product output or waste input of a process?
answered
Dec 29, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
openlca
product system
flows
process
0
votes
1
answer
24
views
Adjusting the amount of inventory input
answered
Dec 29, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
input amount data
ecoinvent
0
votes
2
answers
189
views
How can i justify which general basic uncertainty i enter in the pedigree matrix
answered
Dec 28, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
standard deviation
lognormal
monte carlo analysis
uncertainty
pedigree matrix
0
votes
1
answer
33
views
https://nexus.openlca.org/ is not working - 12/26/2020
answered
Dec 26, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
nexus
openlca
error
0
votes
2
answers
109
views
Can I get "Impact analysis" data to Excel?
answered
Dec 22, 2020
in
openLCA
by
mjamieson
(
3.5k
points)
data
excel export
0
votes
1
answer
36
views
Flipping sing of elementary flow after LCIA calculation, land use category
answered
Dec 22, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
database
land use
life cycle impact assessment (lcia)
0
votes
1
answer
40
views
Issue with emissions results and unsure if using inputs correctly
answered
Dec 22, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
results
elementary flow
flows
product system
database
0
votes
1
answer
41
views
Why the inventory results (inputs, outputs and total requirements) are negative?
answered
Dec 22, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
lcia results
results
0
votes
0
answers
43
views
Problem with results in contribution analysis
asked
Dec 21, 2020
in
openLCA
by
lcasey
(
140
points)
contribution tree
openlca
results
calculation
ecoinvent3.6
0
votes
1
answer
48
views
Comparative assessment of reusable ceramic cups and disposable paper cups" (HELP!!!)
answered
Dec 17, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
openlca
life cycle impact assessment (lcia)
0
votes
0
answers
25
views
Implementation of datasets from plasticseurope
asked
Dec 12, 2020
in
openLCA
by
Lynn Lüdemann
(
370
points)
format
import
database
plasticseurope
plastics
0
votes
1
answer
48
views
CO2 emissions/energy from elementary flows
answered
Dec 12, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
openlca
results
elementary flow
co2 emission
energy
0
votes
1
answer
55
views
Impact analysis empty?
answered
Dec 11, 2020
in
openLCA
by
byoung
(
1.5k
points)
impact analysis
databases
0
votes
0
answers
32
views
calculation of the specific GHG emissions according to ISO 14067
asked
Dec 9, 2020
in
openLCA
by
James D. Wounuah
(
190
points)
life cycle impact assessment (lcia)
lcia methods
database
calculation
life cycle impact assessment (lcia) methods
0
votes
1
answer
43
views
Data quality; MCS
answered
Dec 8, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
data quality
ecoinvent
life cycle impact assessment (lcia)
database
0
votes
1
answer
44
views
How to model incineration using the ecoinvent 3.7 consequential (unit regionalized) database?
answered
Dec 8, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
ecoinvent
incineration
0
votes
1
answer
48
views
How is the sigma calculated?
answered
Dec 8, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
data quality
uncertainty
calculation
0
votes
1
answer
60
views
Monte Carlo in LCA
answered
Dec 8, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
monte carlo analysis
uncertainty
openlca
0
votes
0
answers
22
views
Agrifootprint 3.0 no uncertainty modelled
asked
Dec 7, 2020
in
openLCA
by
sagets
(
650
points)
agri-footrpint
openlca
uncertainty
0
votes
1
answer
45
views
How to export SIMAPRO to ILCD
answered
Dec 7, 2020
in
openLCA
by
Andreas Ciroth
(
57.6k
points)
exporting results
conversion
database
process
0
votes
1
answer
45
views
Where did my providers go
answered
Dec 6, 2020
in
openLCA
by
brettduane
(
180
points)
system process (lci)
unit process
ecoinvent 3.7
0
votes
0
answers
38
views
my results in excel
asked
Dec 5, 2020
in
openLCA
by
Yasemin
(
410
points)
openlca
calculation
life cycle impact assessment (lcia)
0
votes
1
answer
60
views
Differences between openLCA LCIA methods v.2.0.4 and v.2.0.5
answered
Dec 4, 2020
in
openLCA
by
Tim Lohse
(
4.4k
points)
methods
database
openlca
environmental footprint
0
votes
1
answer
67
views
LCIA methods package v2.0.5 - Environmental Footprint method
answered
Dec 2, 2020
in
openLCA
by
Tim Lohse
(
4.4k
points)
environmental footprint method
methods
database
environmental footprint
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
,
data.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
(934)
Miscellaneous
(46)
LCA Collaboration Server
(29)
Tweets by openLCA
Recent questions and answers
Most popular tags
openlca
database
openlca1.6
modelling
import
ecoinvent
life cycle impact assessment (lcia) methods
process
openlca1.7
life cycle impact assessment (lcia)
data
openlca1.5
flows
error
calculation
product system
results
ecoinvent3.6
inventory
lca collaboration server
ecoinvent3.5
openlca1.8
uncertainty
monte carlo analysis
python
impact
provider linking
openlca1.4
installation
assessment
data inputs
ecoinvent3.3
openlca1.10
waste management
processes
olca-ipc
system process (lci)
life cycle assessment (lca)
import export
allocation
environmental footprints (pef - pefcr and oef - oefsr)
unit process
exporting results
waste treatment
macos
...