Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Recent
Hot!
Most votes
Most answers
Most views
Ask a Question
Recent questions
0
votes
1
answer
21
views
Ecoinvent for multiple users not at the same time
asked
4 days
ago
in
openLCA
by
NaKa
(
150
points)
ecoinvent
commercial
license
multiple users
openlca
0
votes
1
answer
26
views
Monte Carlo - Uncertainty Input & Output Flows
asked
5 days
ago
in
openLCA
by
leoni95
(
120
points)
monte carlo analysis
monte carlo
uncertainty
0
votes
0
answers
13
views
Do Exiobase processes include packaging ?
asked
6 days
ago
in
Miscellaneous
by
SCarp
(
160
points)
exiobase
packaging
openlca
food
0
votes
1
answer
39
views
Why do I get negative results in all impact categories?
asked
Jan 10
in
openLCA
by
nad
(
130
points)
results
pef database
product system
lcia results
calculation
0
votes
1
answer
25
views
Meaning of quantitative in quantitative reference for output flow
asked
Jan 7
in
openLCA
by
thdebray
(
150
points)
flows
quantitative refrence
0
votes
0
answers
16
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
19
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
12
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
13
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
17
views
Photovoltaic energy unit
asked
Jan 4
in
openLCA
by
atritskas
(
150
points)
openlca
photovoltaic
unit
0
votes
1
answer
23
views
One-side Mechanical Ventilation unit
asked
Jan 4
in
openLCA
by
atritskas
(
150
points)
uncertainty
agribalyse
0
votes
0
answers
14
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
26
views
What does it mean Maintenance Fees? Is database upgrade included or I have to buy database upgrade?
asked
Jan 3
in
openLCA
by
n_ayoub
(
120
points)
database
maintenance
0
votes
1
answer
22
views
Adjusting the amount of inventory input
asked
Dec 29, 2020
in
openLCA
by
datztina
(
190
points)
input amount data
ecoinvent
0
votes
2
answers
147
views
How can i justify which general basic uncertainty i enter in the pedigree matrix
asked
Dec 26, 2020
in
openLCA
by
Yasemin
(
410
points)
standard deviation
lognormal
monte carlo analysis
uncertainty
pedigree matrix
0
votes
1
answer
31
views
https://nexus.openlca.org/ is not working - 12/26/2020
asked
Dec 26, 2020
in
openLCA
by
Madhurikag
(
120
points)
nexus
openlca
error
0
votes
1
answer
32
views
Flipping sing of elementary flow after LCIA calculation, land use category
asked
Dec 22, 2020
in
openLCA
by
luca.petruccelli
(
130
points)
database
land use
life cycle impact assessment (lcia)
0
votes
1
answer
37
views
Why the inventory results (inputs, outputs and total requirements) are negative?
asked
Dec 21, 2020
in
openLCA
by
Berenice
(
120
points)
lcia results
results
0
votes
1
answer
37
views
Issue with emissions results and unsure if using inputs correctly
asked
Dec 21, 2020
in
openLCA
by
simonss98
(
120
points)
results
elementary flow
flows
product system
database
0
votes
0
answers
37
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
87
views
To create a new product system, what is a valid reference product output or waste input of a process?
asked
Dec 18, 2020
in
openLCA
by
Maja
(
120
points)
openlca
product system
flows
process
0
votes
1
answer
43
views
Comparative assessment of reusable ceramic cups and disposable paper cups" (HELP!!!)
asked
Dec 16, 2020
in
openLCA
by
jedward000
(
120
points)
openlca
life cycle impact assessment (lcia)
0
votes
0
answers
24
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
43
views
CO2 emissions/energy from elementary flows
asked
Dec 11, 2020
in
openLCA
by
jmadcow17
(
130
points)
openlca
results
elementary flow
co2 emission
energy
0
votes
0
answers
31
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
55
views
Monte Carlo in LCA
asked
Dec 8, 2020
in
openLCA
by
sagets
(
650
points)
monte carlo analysis
uncertainty
openlca
0
votes
1
answer
50
views
Impact analysis empty?
asked
Dec 8, 2020
in
openLCA
by
CU2atCO2
(
120
points)
impact analysis
databases
0
votes
1
answer
43
views
How is the sigma calculated?
asked
Dec 7, 2020
in
openLCA
by
Yasemin
(
410
points)
data quality
uncertainty
calculation
0
votes
1
answer
39
views
Data quality; MCS
asked
Dec 7, 2020
in
openLCA
by
Yasemin
(
410
points)
data quality
ecoinvent
life cycle impact assessment (lcia)
database
0
votes
0
answers
21
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
39
views
How to export SIMAPRO to ILCD
asked
Dec 7, 2020
in
openLCA
by
PaulDoll
(
130
points)
exporting results
conversion
database
process
0
votes
1
answer
41
views
Where did my providers go
asked
Dec 6, 2020
in
openLCA
by
brettduane
(
180
points)
system process (lci)
unit process
ecoinvent 3.7
0
votes
0
answers
37
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
54
views
Differences between openLCA LCIA methods v.2.0.4 and v.2.0.5
asked
Dec 2, 2020
in
openLCA
by
Patrícia Costa
(
170
points)
methods
database
openlca
environmental footprint
0
votes
1
answer
40
views
How to model incineration using the ecoinvent 3.7 consequential (unit regionalized) database?
asked
Dec 2, 2020
in
openLCA
by
stijneikenaar
(
120
points)
ecoinvent
incineration
0
votes
1
answer
57
views
LCIA methods package v2.0.5 - Environmental Footprint method
asked
Dec 2, 2020
in
openLCA
by
Patrícia Costa
(
170
points)
environmental footprint method
methods
database
environmental footprint
0
votes
1
answer
40
views
GWP potential interpretation
asked
Dec 2, 2020
in
Miscellaneous
by
datztina
(
190
points)
gwp
co2 emission
+1
vote
0
answers
54
views
Monte Carlo results are negative
asked
Dec 1, 2020
in
openLCA
by
smt11
(
130
points)
monte carlo analysis
ecoinvent3.6
0
votes
1
answer
53
views
How to run a certain amount of material through a process chain ?
asked
Dec 1, 2020
in
Miscellaneous
by
mknauer
(
180
points)
process
flows
openlca
flow category
openlca1.10
0
votes
0
answers
38
views
openlca 10.3 | Next > button | Monte Carlo
asked
Dec 1, 2020
in
openLCA
by
Suppe
(
120
points)
openlca 1.10.3
monte carlo analysis
Page:
1
2
3
4
5
6
...
26
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
,
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
(931)
Miscellaneous
(46)
LCA Collaboration Server
(29)
Tweets by openLCA
Recent questions
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
results
product system
ecoinvent3.6
inventory
lca collaboration server
ecoinvent3.5
openlca1.8
uncertainty
monte carlo analysis
impact
provider linking
openlca1.4
python
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
...