Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions tagged methods
+1
vote
1
answer
912
views
EN 15804 add on - EN15804+A2 (EF v3.1) impact method
asked
Apr 28
in
Miscellaneous
by
luca.ragusa
(
1.1k
points)
en15804
ef3.1
methods
life cycle impact assessment (lcia) methods
0
votes
0
answers
785
views
I can't see the CML IA-baseline method in openLCA 2.0.3?
asked
Aug 22, 2025
in
openLCA
by
AD
(
120
points)
cml-ia baseline
methods
0
votes
1
answer
979
views
Does a similar input output process sytem differ in terms of different database?
asked
Aug 5, 2025
in
openLCA
by
Swarna Saha
(
160
points)
life cycle impact assessment (lcia) methods
openlca
methods
0
votes
0
answers
1.0k
views
Importing hydrogen, liquid from ecoinvent 3.9 into ecoinvent 3.10
asked
Jul 9, 2025
in
Miscellaneous
by
s.bennett
(
280
points)
methods
database
zolca
ecoinvent 3.10
combining datasets
0
votes
1
answer
845
views
How do I model compost as one of my raw materials (A1)?
asked
Jun 6, 2025
in
openLCA
by
YasminTaghizadeh
(
120
points)
process
flows
methods
database
0
votes
2
answers
2.5k
views
Method installation failure with openLCA 2.4.1
asked
Apr 3, 2025
in
openLCA
by
Jan Krepil
(
230
points)
methods
ef
life cycle impact assessment (lcia) methods
ecoinvent
0
votes
0
answers
1.1k
views
Could you please provide the correct method and parameters to retrieve categories via the JSON-RPC API?
asked
Jul 26, 2024
in
openLCA
by
shivangi
(
120
points)
api
methods
olca-ipc
+1
vote
1
answer
5.5k
views
Should I use EF v3.1 oder EF v3.1 Method (adapted)?
asked
Jul 25, 2024
in
openLCA
by
food123
(
220
points)
ef3.1
life cycle impact assessment (lcia) methods
methods
ecoinvent
0
votes
1
answer
1.1k
views
How do we convert spend on a product into a CO2 equivalent?
asked
Jun 25, 2024
in
openLCA
by
Thomas Njor
(
120
points)
co2-equivalent
methods
+1
vote
2
answers
1.3k
views
IPPC 2021 with uptake values
asked
Jun 22, 2024
in
openLCA
by
tarlon.s
(
1.3k
points)
methods
ef
0
votes
2
answers
3.8k
views
How do I calculate the transportation phase in LCA?
asked
May 30, 2024
in
openLCA
by
Egor
(
160
points)
transportation
openlca
methods
kg * km
+1
vote
0
answers
1.2k
views
Doubts about simulation results with Exiobase 3.8.2
asked
May 16, 2024
in
Miscellaneous
by
Alessio
(
200
points)
exiobase
database
methods
emission factors
exiobase 3.8.2
0
votes
1
answer
987
views
Can we do LCA studies for Processes like Stamping, Forgings apart from just a product in general?
asked
Apr 29, 2024
in
Miscellaneous
by
Kingpin_02
(
120
points)
life cycle impact assessment (lcia) methods
methods
impact assessment method
0
votes
2
answers
2.6k
views
PEF methods approximation in openlca
asked
Mar 18, 2024
in
openLCA
by
dfatim
(
220
points)
life cycle impact assessment (lcia) methods
pef
methods
ef
pef database
0
votes
0
answers
795
views
what indicator for GHG Protocol (with method pack 2.3.5)
asked
Mar 18, 2024
in
openLCA
by
Matthias_ch
(
340
points)
ipcc
gwp-ghg
methods
ghg protocol
life cycle impact assessment (lcia) methods
0
votes
1
answer
1.3k
views
How to see processes in openLCA?
asked
Feb 8, 2024
in
openLCA
by
user147eh
(
120
points)
methods
openlca
database
impact assessment method
life cycle impact assessment (lcia) methods
0
votes
1
answer
2.2k
views
Why does the production of sulphuric acid give a negative CO2 result in Open LCA using ecoinvent IPCC 2021
asked
Dec 18, 2023
in
openLCA
by
Arooba Nazneen
(
120
points)
openlca
methods
ipcc
impact assessment
0
votes
1
answer
4.0k
views
Differences between openLCA and ecoinvent IPCC 2021 methods
asked
Nov 28, 2023
in
openLCA
by
vicki.rybl
(
140
points)
impact method
openlca
methods
ipcc
impact assessment method
0
votes
2
answers
3.1k
views
ecoinvent - EF v3.1 // Normalization & weighting is empty ?
asked
Nov 13, 2023
in
openLCA
by
klep
(
160
points)
normalization
weighting
ecoinvent
ef
methods
0
votes
0
answers
2.0k
views
Database recommendation for different steel types
asked
Sep 15, 2023
in
openLCA
by
MoiAGH
(
120
points)
openlca
processes
methods
ecoinvent
lca
0
votes
1
answer
156k
views
Why do I obtain 0 (zero) for global warming potential using different methodologies?
asked
Aug 16, 2023
in
openLCA
by
llsantesteban
(
130
points)
methods
life cycle impact assessment (lcia) methods
openlca
results
+2
votes
0
answers
938
views
What is the difference between the EF Method and the EF Method (adapted)?
asked
Aug 4, 2023
in
openLCA
by
lisa.ehm
(
170
points)
openlca
ef
methods
0
votes
1
answer
9.5m
views
why do 'EF 3.0 Method' & 'EF 3.0 Method(adapted)' have different per person normalisation values than PEF documentation?
asked
Jul 20, 2023
in
openLCA
by
Matthias_ch
(
340
points)
ef
methods
life cycle impact assessment (lcia) methods
pef
normalization factors
+1
vote
2
answers
1.4k
views
unrealistic results in CO2-equivalent using probas-database
asked
May 15, 2023
in
openLCA
by
student1
(
130
points)
openlca
methods
error importing database
0
votes
0
answers
831
views
Why the IPCC 2021 doesn’t have the option with CO2 uptake ass the 2013 method does?
asked
Mar 31, 2023
in
openLCA
by
fernanda.f
(
140
points)
methods
ipcc
openlca
0
votes
1
answer
1.6k
views
Why do the IPCC 2013 methods GWP100 vs fossil, biogenic, luluc, and uptake not add up?
asked
Feb 23, 2023
in
openLCA
by
tgarv
(
120
points)
ipcc
impact method
methods
0
votes
0
answers
1.0k
views
AWARE JSON-LD File?
asked
Nov 4, 2022
in
openLCA
by
RBecker
(
140
points)
aware
openlca
methods
life cycle impact assessment (lcia) methods
json-ld
0
votes
1
answer
1.8k
views
how to operate/manipulate the unit?
asked
Oct 7, 2022
in
openLCA
by
sujison
(
150
points)
openlca
unit
methods
open lca
unit operation
+1
vote
1
answer
3.0k
views
connecting Revit BIM to Openlca
asked
Sep 19, 2022
in
openLCA
by
minakh
(
130
points)
openlca
import export
methods
0
votes
1
answer
1.8k
views
Is the EF method only in midpoint ?
asked
Sep 2, 2022
in
Miscellaneous
by
sylvain_m
(
490
points)
methods
ef
ecoinvent3.5
gabi
0
votes
1
answer
1.5k
views
Is OpenLCA able to categorize impacts using IPCC 2013 method into fossil, biogenic, CO2 uptake, land use?
asked
Aug 28, 2022
in
openLCA
by
yvonne.so
(
130
points)
life cycle impact assessment (lcia) methods
openlca
impact analysis
methods
+1
vote
1
answer
6.8k
views
How do I import openLCA methods pack v.2.1.3 (JSON-LD file)?
asked
Jul 25, 2022
in
openLCA
by
ktrini02
(
130
points)
life cycle impact assessment (lcia) methods
import export
openlca
database
methods
0
votes
1
answer
1.7k
views
How to know if an import is successful?
asked
Jul 22, 2022
in
openLCA
by
ZhongXiangCheah
(
140
points)
import
database
openlca
methods
impact assessment method
0
votes
0
answers
910
views
regionalize "Impact world+"
asked
Jun 14, 2022
in
openLCA
by
Luca.Ciapanna
(
200
points)
impact world
regionalised lca
openlca
methods
0
votes
1
answer
1.7k
views
How to import the LCIA method which file format is .xlms in openLCA
asked
Jun 13, 2022
in
openLCA
by
Kayla
(
120
points)
methods
import
openlca
0
votes
1
answer
4.1k
views
How to import the LCIA method package in a database?
asked
Jun 7, 2022
in
openLCA
by
pao_98
(
120
points)
impact assessment method
impact analysis
methods
openlca
0
votes
0
answers
855
views
How to solve the absence of the data of an ingredient in a chemical composition ? (background data)
asked
May 3, 2022
in
openLCA
by
sylvain_m
(
490
points)
data
chemical
methods
composition
ecoinvent
0
votes
0
answers
854
views
lack of ingredient proportions in the composition
asked
May 3, 2022
in
openLCA
by
sylvain_m
(
490
points)
personal care ingredients
methods
0
votes
0
answers
948
views
Non linear impact results for a natural flow
asked
Apr 27, 2022
in
Miscellaneous
by
Noe
(
130
points)
error in impact result values
ecoinvent 3.7
methods
recipe 2016
calculation error
0
votes
1
answer
1.9k
views
Which indicators are determined by which methods?
asked
Mar 30, 2022
in
openLCA
by
Sally
(
190
points)
methods
indicators
Page:
1
2
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
(3.3k)
Miscellaneous
(210)
LCA Collaboration Server
(83)
Follow @openlca
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
...
