Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Recent
Hot!
Most votes
Most answers
Most views
Ask a Question
Recent questions
0
votes
3
answers
1.7k
views
Environmental footprint database inconsistencies
asked
Jul 7, 2020
in
openLCA
by
pieter.ravaglia
(
170
points)
environmental footprint
database
dataset
environmental footprints (pef)
error
0
votes
0
answers
1.4k
views
Recycling of materials
asked
Jul 7, 2020
in
openLCA
by
enrica.santolini
(
120
points)
waste management
waste modelling
0
votes
1
answer
548
views
How to distinguish two flows?
asked
Jul 7, 2020
in
openLCA
by
1910523
(
120
points)
ecoinvent
flows
0
votes
1
answer
422
views
Please guys, can you share with me Ecoinvent, Agribalyse and Bioenergy databases?
asked
Jul 7, 2020
in
openLCA
by
armandorosas
(
120
points)
ecoinvent3.6
agribalyse
database
0
votes
1
answer
780
views
https://nexus.openlca.org not working
asked
Jul 5, 2020
in
Miscellaneous
by
Margherita
(
120
points)
openlca
openlcanexus
problem
offline
download
0
votes
2
answers
629
views
Environmental footprint database linking approach
asked
Jul 3, 2020
in
openLCA
by
Nicola.Ferrara
(
1.5k
points)
environmental footprint
ef3.0
lcia
dataset
0
votes
0
answers
308
views
Derby driver not found for ecoinvent 3.5
asked
Jul 2, 2020
in
openLCA
by
cbrizard
(
700
points)
open database
ecoinvent3.5
0
votes
1
answer
651
views
Unable to create product systems
asked
Jul 2, 2020
in
openLCA
by
StephanieMuller
(
120
points)
not responding
out of memory
product system
0
votes
1
answer
388
views
Why is the Database or any of the nexus pages not currently wokring?
asked
Jul 2, 2020
in
openLCA
by
BenHCR
(
120
points)
lca
error
nexus
0
votes
0
answers
258
views
How to multiply with outflow
asked
Jul 1, 2020
in
openLCA
by
Alix Poitou
(
140
points)
openlca
formula
amount
0
votes
1
answer
678
views
Unable to download ELCD v3.2
asked
Jun 30, 2020
in
Miscellaneous
by
Emily Brown
(
130
points)
elcd database
openlca nexus
openlcanexus
download
database
0
votes
0
answers
395
views
How can I calculate the life cycle impacts in the maintenance phase of building materials?
asked
Jun 29, 2020
in
openLCA
by
Mariannedidomenico
(
300
points)
lca
ecoinvent
impact categories
openlca
life cycle impact assessment (lcia)
0
votes
1
answer
1.1k
views
OpenLCA Monte Carlo simulation showing no results
asked
Jun 29, 2020
in
openLCA
by
KRMahbubani
(
120
points)
monte carlo analysis
uncertainty
0
votes
2
answers
928
views
Uncertainty values are negative while base value is positive for waste streams (ecoinvent 3.6)
asked
Jun 26, 2020
in
openLCA
by
ffelixmayer
(
140
points)
waste flows
ecoinvent3.6
uncertainty
0
votes
1
answer
653
views
The EXIOBASE database is in Euro only, is there a way to convert flows to USD in OpenLCA?
asked
Jun 25, 2020
in
openLCA
by
sjwerth
(
150
points)
flows
exiobase
0
votes
1
answer
1.3k
views
Sankey-Diagram
asked
Jun 25, 2020
in
openLCA
by
Ina
(
120
points)
sankey diagram
openlca
0
votes
1
answer
584
views
OpenLCA 1.6 doesn't calculate.
asked
Jun 24, 2020
in
openLCA
by
brendacf
(
120
points)
openlca
calculation
0
votes
0
answers
491
views
How should we combine CalculationType possible values with SystemCalculator possible methods ?
asked
Jun 24, 2020
in
openLCA
by
cbrizard
(
700
points)
calculation
impact analysis
+1
vote
1
answer
2.2k
views
How does openLCA calculate data quality?
asked
Jun 24, 2020
in
openLCA
by
yanushka
(
270
points)
openlca
data quality
ecoinvent
0
votes
1
answer
908
views
Using openLCA as a team
asked
Jun 23, 2020
in
LCA Collaboration Server
by
zepp_e
(
130
points)
remote
lca collaboration server
team
university
student version
0
votes
1
answer
925
views
[MatrixCache for calculations] How to create the cache, close the database connection and re-open it when I need it ?
asked
Jun 22, 2020
in
openLCA
by
cbrizard
(
700
points)
calculation
open database
+2
votes
0
answers
846
views
How to assign allocation type via IPC?
asked
Jun 19, 2020
in
openLCA
by
IBrown
(
160
points)
olca-ipc
python
allocation
+2
votes
1
answer
1.5k
views
Economic and physical allocation
asked
Jun 19, 2020
in
openLCA
by
MonicaR
(
180
points)
openlca
multi functional process
allocation
+1
vote
2
answers
1.1k
views
Error 500 with insert to
asked
Jun 19, 2020
in
LCA Collaboration Server
by
cgeneste
(
370
points)
server
error
500
ubuntu
0
votes
1
answer
820
views
ALLOCATION_TYPE and AllocationType different in IPC and database
asked
Jun 18, 2020
in
openLCA
by
ezrakahn
(
1.5k
points)
olca-ipc
python
process
openlca
0
votes
1
answer
494
views
Adapt database
asked
Jun 18, 2020
in
openLCA
by
Mariannedidomenico
(
300
points)
database
ecoinvent3.6
openlca
life cycle assessment (lca)
0
votes
1
answer
397
views
Which version of Agribalyse works with Ecoinvent 3.3?
asked
Jun 17, 2020
in
openLCA
by
algae_tom
(
340
points)
agribalyse
ecoinvent
0
votes
1
answer
492
views
Low GWP100a for electricity consumption germany
asked
Jun 16, 2020
in
openLCA
by
Lynn Lüdemann
(
380
points)
electricity
database
impact factor
+3
votes
1
answer
826
views
Problem with IPC
asked
Jun 16, 2020
in
openLCA
by
st93
(
150
points)
olca-ipc
python
0
votes
0
answers
517
views
Is it possible to incorporate the data quality information in a system process?
asked
Jun 13, 2020
in
openLCA
by
Berna12
(
120
points)
process
flows
data inputs
copy paste
data quality
0
votes
0
answers
581
views
How do you access information in drop-down menus via olca-ipc?
asked
Jun 12, 2020
in
openLCA
by
IBrown
(
160
points)
olca-ipc
process
provider linking
python
0
votes
0
answers
689
views
Uncertainty value of lognormal distribution as geometric standard deviation (GSD) from pedigree matrix
asked
Jun 11, 2020
in
openLCA
by
diegomedeiros
(
130
points)
data quality
uncertainty
lognormal
standard deviation
pedigree matrix
0
votes
2
answers
609
views
What criteria is used for "update mode" when importing a JSON-LD
asked
Jun 10, 2020
in
openLCA
by
byoung
(
2.5k
points)
json-ld
import
0
votes
1
answer
666
views
There are 9 subsets in ecoinvent 3.5. How do I combine all of them?
asked
Jun 10, 2020
in
openLCA
by
Pooja
(
120
points)
database
ecoinvent3.5
0
votes
2
answers
587
views
Trouble Implementing Impact Methods with US LCI
asked
Jun 9, 2020
in
Miscellaneous
by
mroeck
(
180
points)
life cycle impact assessment (lcia) methods
life cycle impact assessment (lcia)
impact analysis
us lci database
0
votes
0
answers
433
views
Importing Ecoinvent 3.6 LCIA Methods
asked
Jun 9, 2020
in
openLCA
by
RachelJ
(
120
points)
ecoinvent3.6
import
database
0
votes
1
answer
1.1k
views
Expert judgment in pedigree matrix
asked
Jun 5, 2020
in
openLCA
by
ELassara
(
150
points)
pedigree matrix
ecoinvent
uncertainty
data quality
0
votes
0
answers
550
views
Change electricity mix in ecoinvent 3.5 database.
asked
Jun 5, 2020
in
Miscellaneous
by
hana
(
740
points)
ecoinvent
electricity
0
votes
1
answer
615
views
What does this calculation error mean and how can I correct this? "Caused by: java.lang.NegativeArraySizeException"
asked
Jun 4, 2020
in
openLCA
by
Cara
(
220
points)
error
java
0
votes
1
answer
937
views
Why does the programme crash/take forever/not respond when I run calculations and create product system?
asked
Jun 4, 2020
in
openLCA
by
Cara
(
220
points)
crash
not responding
calculation
Page:
« prev
1
...
48
49
50
51
52
53
54
55
56
57
58
...
73
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
(2.7k)
Miscellaneous
(165)
LCA Collaboration Server
(68)
Follow @openlca
Recent questions
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia)
life cycle impact assessment (lcia) methods
product system
import
error
flows
openlca1.6
results
calculation
modelling
python
data inputs
data
openlca1.7
monte carlo analysis
processes
impact analysis
openlca1.5
uncertainty
input output
olca-ipc
lca
impact assessment method
methods
lca collaboration server
openlca 2.0
life cycle assessment (lca)
provider linking
excel export
ecoinvent3.6
openlca 1.10.3
waste treatment
en15804
import export
exiobase
contribution tree
waste management
ecoinvent3.5
impact categories
exporting results
crash
...