Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Recent
Hot!
Most votes
Most answers
Most views
Ask a Question
Most viewed questions
+1
vote
1
answer
817
views
Reinstalling a data base
asked
Oct 20, 2018
in
openLCA
by
Christo P
(
170
points)
flows
missing data
openlca
ecoinvent3.2
+3
votes
2
answers
816
views
How to carry out a Monte Carlo analysis correctly using the ECOINVENT 3.9.1 database
asked
Jun 21, 2023
in
openLCA
by
Cipriano
(
300
points)
monte carlo analysis
ecoinvent 3.9.1
uncertainty
0
votes
1
answer
815
views
How do i import EPD data in csv or xml format from Eco Portal into OpenLCA?
asked
Mar 3, 2022
in
openLCA
by
borgejohansen
(
120
points)
import
ilcd
epd
csv
0
votes
1
answer
815
views
Unable to import database to openLCA
asked
Jan 12, 2022
in
openLCA
by
zkang
(
120
points)
database
import
openlca 1.10.3
0
votes
1
answer
814
views
High or Low Voltage?
asked
Mar 17, 2022
in
Miscellaneous
by
tvaquero001
(
150
points)
voltage
simulation
openlca
energy
electricity
+2
votes
1
answer
813
views
Duplicate entire impact category to new LCIA method
asked
Nov 12, 2018
in
openLCA
by
sagets
(
820
points)
openlca
life cycle impact assessment (lcia) methods
impact categories
0
votes
1
answer
813
views
Specification per substance
asked
Oct 2, 2017
in
openLCA
by
tamaro
openlca1.6
simapro
0
votes
1
answer
812
views
waste to energy with pyrolysis technology
asked
Nov 3, 2018
in
openLCA
by
moniquebedo
(
120
points)
waste
energy
waste treatment
waste management
openlca
+1
vote
1
answer
811
views
input and outpu information
asked
Apr 2, 2020
in
openLCA
by
Grapillari
(
150
points)
elementar flow
output
process
openlca
0
votes
1
answer
809
views
Why does "diesel | market for diesel" is not the quantitative reference of "market for diesel | diesel | Cutoff, S" ?
asked
Apr 2, 2020
in
openLCA
by
cbrizard
(
700
points)
product flow
provider
0
votes
1
answer
808
views
How can I define system boundary in openlca?
asked
Mar 15, 2021
in
openLCA
by
Ehsan
(
620
points)
openlca
system boundary
ecoinvent
process
+1
vote
1
answer
806
views
Re-enter costs for existing flows in a new process?
asked
Feb 8, 2019
in
openLCA
by
sagets
(
820
points)
provider
openlca
economic allocation
flows
+1
vote
2
answers
805
views
Error 500 with insert to
asked
Jun 19, 2020
in
LCA Collaboration Server
by
cgeneste
(
370
points)
server
error
500
ubuntu
+1
vote
1
answer
805
views
Error: missing parameter in formula
asked
Nov 26, 2018
in
openLCA
by
byoung
(
2.5k
points)
parameter
validation
openlca
0
votes
1
answer
804
views
Why can the system process be displayed in the process contribution of the report instead of the unit process?
asked
Mar 17, 2021
in
openLCA
by
CayJ
(
120
points)
system process (lci)
unit process
processes
0
votes
1
answer
800
views
Impact analysis empty?
asked
Dec 8, 2020
in
openLCA
by
CU2atCO2
(
120
points)
impact analysis
databases
0
votes
1
answer
800
views
Bulk replace processes using Python in openLCA
asked
Nov 16, 2020
in
openLCA
by
juliani
(
160
points)
python
processes
openlca
bulk-replace
+2
votes
0
answers
800
views
Failed to export process or product system to JSON-LD
asked
Jul 23, 2019
in
openLCA
by
Heidi
(
220
points)
json-ld
openlca1.8
import export
+1
vote
2
answers
799
views
Modelling EoL as Opposite Direction Approach in ecoinvent
asked
Sep 29, 2021
in
openLCA
by
anna
(
240
points)
end-of-life (eol)
ecoinvent 3.4
+3
votes
0
answers
797
views
Recycling as avoided product
asked
Jun 1, 2018
in
openLCA
by
federico92.rossi
(
360
points)
openlca
recycling
modelling
+1
vote
1
answer
795
views
Importing system process from SimaPro to OpenLCA- Mapping issue
asked
Oct 3, 2019
in
openLCA
by
mdheidari
(
180
points)
import export
openlca
excel
0
votes
1
answer
794
views
Ecoinvent - Cannot import or verify most of my databses + Computer Storage depleted rapidly
asked
May 12, 2020
in
openLCA
by
AlexanderHB
(
160
points)
import
ecoinvent3.5
database
memory
validation
+1
vote
1
answer
794
views
Update to 1.8
asked
Feb 21, 2019
in
openLCA
by
Marco
(
260
points)
openlca1.8
openlca
update
0
votes
1
answer
792
views
What can I do if Open LCA says it can't be open?
asked
Dec 26, 2019
in
openLCA
by
107423
(
150
points)
download
open
+1
vote
1
answer
791
views
which are the factors that affect the time for conducting the importing process?
asked
Sep 11, 2019
in
openLCA
by
Claudia
(
130
points)
database
time
import
0
votes
1
answer
791
views
Importing KML into regionalized LCIA locations
asked
Feb 24, 2018
in
openLCA
by
gabriela
openlca1.5
kml
kmz
regionalised lca
+1
vote
0
answers
789
views
Modelling Transport
asked
Jan 15, 2018
in
openLCA
by
jrsfinn
openlca
modelling
inventory
0
votes
0
answers
787
views
Exporting processes with flow values intact
asked
Oct 15, 2018
in
openLCA
by
hakian
(
120
points)
openlca
ecoinvent
import export
0
votes
1
answer
787
views
Unable to import LCIA methods
asked
Jul 5, 2018
in
openLCA
by
eloisepx
(
300
points)
openlca1.7
life cycle impact assessment (lcia) methods
elcd
+1
vote
1
answer
786
views
Why can not I massively import a data base via openLCA?
asked
Jan 30, 2019
in
openLCA
by
RomainT
(
130
points)
import
database
openlca1.7
0
votes
2
answers
785
views
BlankReport with EF Database
asked
Jan 30, 2020
in
openLCA
by
myrvz
(
230
points)
methods
ef
report
blank
results
+5
votes
1
answer
785
views
openLCA window veiw
asked
Aug 30, 2019
in
openLCA
by
dhage
(
250
points)
openlca1.8
navigation pane
+1
vote
2
answers
784
views
how do i translate a EPD into a process?
asked
Mar 30, 2021
in
openLCA
by
bruno
(
130
points)
edp
dataset
process
processes
environmental product declaration (epd)
+1
vote
1
answer
784
views
I can't restore a database that is a folder.
asked
Aug 25, 2020
in
openLCA
by
tpelton
(
130
points)
restore database
folder download
+3
votes
1
answer
783
views
How to rename duplicate processes when working with two versions of a database?
asked
Oct 10, 2019
in
openLCA
by
JérémyRodrigues
(
170
points)
duplicate
process
system process (lci)
ecoinvent
combining databases
0
votes
1
answer
782
views
I get a negative impact result when calculation on just one flow even though this flow has positive impacts
asked
Aug 10, 2020
in
openLCA
by
GreenMachine
(
120
points)
openlca 1.10.3
environmental footprints (pef)
pef database
+2
votes
1
answer
781
views
"Formula evaluation failed, exchange 7484497 " What does it mean ?
asked
Apr 24, 2019
in
openLCA
by
Aayush Thapa
(
620
points)
formula
error
openlca1.7
0
votes
1
answer
780
views
For modelling landfill process, should I put reference flow (own-created waste flow) as input or output?
asked
Apr 3, 2021
in
openLCA
by
Farhan_CEGIS
(
120
points)
openlca
processes
waste modelling
+2
votes
1
answer
779
views
Why do Monte Carlo results greatly disagree with Quick results?
asked
Mar 5, 2019
in
openLCA
by
GeoffGuest
(
310
points)
monte carlo analysis
+1
vote
1
answer
779
views
Providers missing
asked
Jul 11, 2018
in
openLCA
by
cassiofalmeida
(
160
points)
providers
database
Page:
« prev
1
...
8
9
10
11
12
13
14
15
16
17
18
...
63
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
(2.3k)
Miscellaneous
(135)
LCA Collaboration Server
(57)
Follow @openlca
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia)
life cycle impact assessment (lcia) methods
import
openlca1.6
product system
flows
error
results
calculation
modelling
python
data
openlca1.7
data inputs
openlca1.5
processes
monte carlo analysis
impact analysis
input output
uncertainty
olca-ipc
lca
lca collaboration server
ecoinvent3.6
methods
openlca 2.0
openlca 1.10.3
impact assessment method
waste treatment
provider linking
life cycle assessment (lca)
excel export
import export
exiobase
ecoinvent3.5
contribution tree
waste management
allocation
inventory
unit process
json-ld
...