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
397
views
(3.9.1 Add-on) what characterisation factors to use to calculate CWP-CHG?
asked
Dec 4, 2024
in
openLCA
by
Pete Mitchell
(
120
points)
characterisation factors
en15804
ecoinvent 3.9.1
0
votes
0
answers
362
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
(
250
points)
change database
openlca
processes
0
votes
1
answer
266
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
334
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
183
views
Processes with no Inputs
asked
Dec 1, 2024
in
openLCA
by
VinhTran
(
490
points)
openlca
processes
inputs
0
votes
2
answers
605
views
Definition of input and output in OpenLCA IPC
asked
Nov 29, 2024
in
openLCA
by
DiHorw
(
810
points)
input output
olca-ipc
python
0
votes
0
answers
170
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
1
answer
331
views
unaccessible item unit
asked
Nov 29, 2024
in
openLCA
by
DiHorw
(
810
points)
reference flow property
item
0
votes
2
answers
586
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
742
views
Creation of new processes
asked
Nov 28, 2024
in
openLCA
by
tapmbot
(
330
points)
openlca
ecoinvent
database
process
0
votes
1
answer
342
views
missing allocation of units in flow in OpenLCA IPC code
asked
Nov 27, 2024
in
openLCA
by
DiHorw
(
810
points)
openlca
python
flows
0
votes
0
answers
326
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
533
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
165
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
651
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
0
votes
1
answer
232
views
Should the categorisation of elementary flows be the same in input and output in lca analysis?
asked
Nov 26, 2024
in
openLCA
by
Orucberna
(
120
points)
input output
product flow
elementar flow
life cycle assessment (lca)
0
votes
1
answer
363
views
OpenLCA failing to restore any database
asked
Nov 26, 2024
in
openLCA
by
abuzar_suhail
(
160
points)
database
openlca
restore database
openlca nexus
0
votes
2
answers
428
views
Wastewater treatment doesn't result in contribution to LCI
asked
Nov 25, 2024
in
openLCA
by
Andreas Kamp
(
400
points)
waste water treatment
contribution tree
matrix error
0
votes
1
answer
239
views
Impact assessment: Error - 1482472297
asked
Nov 22, 2024
in
openLCA
by
ierevill
(
130
points)
impact assessment method
impact analysis
life cycle impact assessment (lcia) methods
openlca
+1
vote
2
answers
511
views
Specific Flow missing in characterization factors for global warming and waste water treatment
asked
Nov 21, 2024
in
openLCA
by
samrin
(
240
points)
impact categories
impact method
categorization factors
0
votes
2
answers
812
views
pedigree matrix, how do i put a value?
asked
Nov 21, 2024
in
Miscellaneous
by
Alam
(
240
points)
pedigree matrix
uncertainty
ecoinvent
data quality
+5
votes
1
answer
1.0k
views
Ecoinvent 3.11 + EN15804
asked
Nov 20, 2024
in
openLCA
by
luca.ragusa
(
1.1k
points)
en15804
ecoinvent 3.11
0
votes
2
answers
645
views
IPCC 2021(non-fossil CO2 uptake and emission)
asked
Nov 20, 2024
in
openLCA
by
Jackie257
(
190
points)
ipcc 2021
impact assessment method
calculation
co2 uptake
0
votes
1
answer
800
views
Exiobase 3.8 Products - Significant different between Climatiq and OpenLCA
asked
Nov 20, 2024
in
openLCA
by
cspringett
(
260
points)
exiobase 3.8.2
openlca
exiobase
0
votes
1
answer
394
views
How to assemble different processes in one product system
asked
Nov 19, 2024
in
openLCA
by
Giovana Golin
(
120
points)
openlca
product system
process
0
votes
1
answer
380
views
View weighted results for immediate subprocesses
asked
Nov 19, 2024
in
openLCA
by
vitopepito
(
120
points)
results
single score
excel export
0
votes
1
answer
220
views
Is it possible to do an LCA for a product only focusing at the "grave" stage? that is the disposal stage
asked
Nov 19, 2024
in
LCA Collaboration Server
by
P. Kim
(
190
points)
life cycle impact assessment (lcia) methods
waste management
0
votes
1
answer
316
views
Import ecoinvent 3.10 database in openLCA 2.3.0
asked
Nov 19, 2024
in
openLCA
by
sonia_chaudhary
(
260
points)
download ecoinvent 3.10
openlca
0
votes
1
answer
288
views
When will we have the webinar about Module D modeling?
asked
Nov 19, 2024
in
openLCA
by
S.Telmo
(
240
points)
module d
lca
openlca
epd
0
votes
0
answers
218
views
Comparison of LCAs for PLA and PE with cradle to grave emissions
asked
Nov 18, 2024
in
openLCA
by
emma456
(
120
points)
cradle-to-grave
life cycle assessment (lca)
0
votes
0
answers
163
views
Emission outputs not being calculated?
asked
Nov 18, 2024
in
openLCA
by
RMO
(
240
points)
openlca
data inputs
database
waste
0
votes
1
answer
415
views
Help with Modeling Module D
asked
Nov 18, 2024
in
openLCA
by
LinaRojas.97
(
190
points)
electricity
credits
module d
epd
avoided burden
0
votes
1
answer
367
views
Difference in the number of characterization factors between ecoinvent LCIA methods and OpenLCA LCIA Methods
asked
Nov 15, 2024
in
openLCA
by
farcebastias
(
390
points)
lcia results
ecoinvent lcia methods
openlca lcia methods pack
impact assessment method
0
votes
1
answer
391
views
Is OpenLCA correctly applying the 'Location' feature in LCIA calculations for elementary flows?
asked
Nov 15, 2024
in
openLCA
by
farcebastias
(
390
points)
elementary flows
aware
location
lcia results
0
votes
1
answer
316
views
Restoring/importing zolca database from OpenLCA 2.1.1 to OpenLCA 2.3.1
asked
Nov 15, 2024
in
openLCA
by
Hannah SC
(
140
points)
database
error
openlca 2.1
import error
0
votes
1
answer
672
views
Transport, Freight vs Market for Transport, Freight in Ecoinvent 3.9
asked
Nov 14, 2024
in
Miscellaneous
by
Giannis Kosmidis
(
910
points)
transportation
lorry
ecoinvent 3.9.1
en15804
0
votes
1
answer
276
views
S-LCA Methodology with PSILCA database: Potential Double Counting of Raw Material Extraction Social Impacts
asked
Nov 14, 2024
in
Miscellaneous
by
LauraM
(
120
points)
psilca
social lca (s-lca)
impact assessment
phases
0
votes
1
answer
402
views
Negative impact results due to end of life incineration - HOWTO OpenLCA?
asked
Nov 13, 2024
in
openLCA
by
Jschilperoord
(
140
points)
openlca
end-of-life
incineration
idemat 2023
0
votes
1
answer
357
views
Missing flow properties, that can't be added as flow as I have product and waste products as output
asked
Nov 12, 2024
in
openLCA
by
samrin
(
240
points)
fischer tropsch
missinig
properties
0
votes
1
answer
485
views
Calculating the contribution of various lifecycle phases of a product - HOWTO?
asked
Nov 12, 2024
in
openLCA
by
Jschilperoord
(
140
points)
life cycle impact assessment (lcia)
openlca
idemat 2023
product system
Page:
« prev
1
...
3
4
5
6
7
8
9
10
11
12
13
...
80
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
.
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
(2.9k)
Miscellaneous
(189)
LCA Collaboration Server
(76)
Follow @openlca
Recent questions
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
processes
data
input output
uncertainty
openlca1.7
olca-ipc
impact analysis
openlca1.5
lca
impact assessment method
lca collaboration server
en15804
methods
life cycle assessment (lca)
openlca 2.0
contribution tree
import export
waste treatment
provider linking
excel export
ecoinvent3.6
openlca 1.10.3
exiobase
waste management
impact categories
exporting results
ecoinvent3.5
allocation
...
