Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
No answer
No selected answer
No upvoted answer
Ask a Question
Recent questions without a selected answer
0
votes
0
answers
27
views
FREE DATABASE PROBLEM CONSTRUCTION FIELD
asked
May 22
in
openLCA
by
HT
(
120
points)
database
free
construction
building
construction equipment
0
votes
1
answer
45
views
How to reduce the emission output from a transport process?
asked
May 22
in
openLCA
by
miae
(
160
points)
process
transport
t*km
ecoinvent 3.9.1
output data
0
votes
1
answer
44
views
compare a carbon fiber reinforced polymer (CFRP) composite with a hemp fiber biocomposite.
asked
May 22
in
openLCA
by
GABRIELE96
(
160
points)
process
life cycle assessment (lca)
openlca
product system
lcia method
0
votes
1
answer
38
views
How to update specific emissions factors in OpenLCA
asked
May 22
in
openLCA
by
Isabella Jensen
(
120
points)
co2 emission
emission factors
openlca
calculation
0
votes
1
answer
39
views
Can not open navigation pane
asked
May 22
in
openLCA
by
Marie Sauer
(
140
points)
openlca
navigation pane
0
votes
0
answers
45
views
Calculation failed - tried to ??? but openLCA threw an error. # Steps to reproduce 1. ? 2. ? 3. ?
asked
May 21
in
openLCA
by
sarahadams
(
120
points)
error
openlca 1.10.3
0
votes
0
answers
27
views
Portfolio Assessment
asked
May 21
in
openLCA
by
furlan_86
(
120
points)
openlca
import export
excel
portfolio
+3
votes
1
answer
119
views
Significant difference between RIVM ReCiPe and OpenLCA normalization values
asked
May 20
in
openLCA
by
felipeecoed
(
360
points)
normalization factors
recipe 2016
single score
endpoint
openlca2.1.1
0
votes
0
answers
24
views
exiobase 3.8.2 crash on OpenLCA 2.1
asked
May 20
in
openLCA
by
luca.ragusa
(
520
points)
openlca 2.1
exiobase 3.8.2
0
votes
0
answers
33
views
What process should i use instead of ammonia cracking?
asked
May 17
in
openLCA
by
vivi
(
120
points)
ecoinvent
ammonia
cracking
hydrogen
+1
vote
0
answers
34
views
Doubts about simulation results with Exiobase 3.8.2
asked
May 16
in
Miscellaneous
by
Alessio
(
170
points)
exiobase
database
methods
emission factors
exiobase 3.8.2
+1
vote
0
answers
31
views
is it possible to add EN15804 impact method to exiobase 3.8.2?
asked
May 16
in
Miscellaneous
by
luca.ragusa
(
520
points)
en15804
exiobase 3.8.2
openlca
0
votes
0
answers
23
views
Failed to export data sets when I clicked the 'Export default providers of product inputs and waste outputs'
asked
May 14
in
openLCA
by
Jerry
(
170
points)
openlca2.1.1
default provider
0
votes
1
answer
53
views
what should i do to get top 5 impact category of my different process instead of a single process?
asked
May 14
in
openLCA
by
Dilmon
(
120
points)
life cycle impact assessment (lcia) methods
impact categories
0
votes
1
answer
58
views
When searching the data in the database, an error is displayed, how to solve it, thank you!
asked
May 14
in
openLCA
by
huiS
(
140
points)
database
openlca
–1
vote
1
answer
64
views
Using Plastics Europe datasets in OpenLCA
asked
May 13
in
openLCA
by
Beatriz Casares
(
110
points)
pom
plasticseurope
0
votes
0
answers
39
views
water use and energy
asked
May 13
in
Miscellaneous
by
aleksandra_mach
(
190
points)
epd
water use
energy
0
votes
0
answers
56
views
Why show"process.quantitativeReference" is null
asked
May 13
in
openLCA
by
huiS
(
140
points)
版本 2.0
openlca的
0
votes
2
answers
118
views
Installing openLCA and databases takes forever and cancels.
asked
May 12
in
openLCA
by
Franz Naval
(
150
points)
internet
install
ecoinvent
database
openlca
+1
vote
1
answer
60
views
How to get access to Exiobase 3.8.2 (2019) with OpenLCA?
asked
May 10
in
openLCA
by
Alessio
(
170
points)
exiobase
database
openlca
0
votes
1
answer
235
views
Error "matrix is singular"
asked
May 9
in
openLCA
by
biancamaria.pazzi01
(
130
points)
calculation error
matrix
openlca 2.0
0
votes
0
answers
20
views
Chemicals with unknown emission values
asked
May 9
in
openLCA
by
turkisherlock
(
120
points)
chemical
emission
0
votes
0
answers
35
views
openlca missing providers when move models to another same-version ecoinvent database
asked
May 7
in
openLCA
by
Jerry
(
170
points)
openlca
database
ecoinvent
providers
0
votes
0
answers
43
views
why output products are not showing in the inventory results in version 2.1 but showing in 1.11 ?
asked
May 7
in
openLCA
by
zeeshana009
(
120
points)
openlca
results
life cycle inventory (lci)
0
votes
1
answer
73
views
how can i can get permission from you to download the software
asked
May 6
in
openLCA
by
vandana
(
120
points)
ecoinvent
openlca2.0.0
0
votes
1
answer
90
views
openLCA version 2.1.1 crashing when trying to run calculations on product system containing global parameters
asked
May 3
in
openLCA
by
SK243072IE
(
120
points)
crash
openlca 2.1
calculation
global parameter
+1
vote
0
answers
52
views
difference between the LCA assessment and the median of the Monte Carlo simulation in water consumption
asked
Apr 30
in
openLCA
by
felipeecoed
(
360
points)
monte carlo analysis
uncertainty
water consumption
error in impact result values
+1
vote
0
answers
51
views
difference in uncertainty between pedigree matrix and value in the flow
asked
Apr 30
in
openLCA
by
felipeecoed
(
360
points)
uncertainty
pedigree matrix
monte carlo analysis
ecoinvent
water consumption
+2
votes
1
answer
88
views
Unable to define product system because of avoided product
asked
Apr 30
in
openLCA
by
Mahsa
(
160
points)
openlca
avoided product
product system
0
votes
0
answers
28
views
in statistics , the column of number of linked inputs is showing blank, how to solve
asked
Apr 30
in
openLCA
by
hetvi
(
120
points)
data
openlca
0
votes
2
answers
102
views
Is this electricity assumed to be generated from a specific source (e.g., fossil fuels, renewables)?
asked
Apr 30
in
openLCA
by
Rana Adel
(
160
points)
life cycle impact assessment (lcia)
openlca
+1
vote
1
answer
74
views
What is the carbon footprint of a standard car tyre of 3.3 kg?
asked
Apr 29
in
openLCA
by
giorgiavdh
(
140
points)
carbon footprint
life cycle impact assessment (lcia) methods
life cycle assessment (lca)
0
votes
1
answer
72
views
Thesis problems: cannot find galvanized steel, anodization and other surface treatments
asked
Apr 29
in
openLCA
by
Belanna_Uantwerpen
(
120
points)
openlca
ecoinvent
galvanized steel
importing existing lcas
metal production
0
votes
1
answer
47
views
Can we do LCA studies for Processes like Stamping, Forgings apart from just a product in general?
asked
Apr 29
in
Miscellaneous
by
Kingpin_02
(
120
points)
life cycle impact assessment (lcia) methods
methods
impact assessment method
0
votes
1
answer
58
views
Batch update of parameters
asked
Apr 26
in
openLCA
by
taramsimps
(
120
points)
openlca
parameters
0
votes
0
answers
27
views
Clarity on use of baseline carbon intensity for diesel in reference to Canadian Clean Fuel Regulations
asked
Apr 26
in
Miscellaneous
by
eng_4
(
120
points)
canadian clean fuel regulations
cfr
uncertainty
data inputs
process
0
votes
0
answers
42
views
Managing and Editing Oekobaudat EPDs in OpenLCA
asked
Apr 24
in
openLCA
by
JoEco
(
120
points)
oekobaudat
openlca
database
ilcd
0
votes
1
answer
141
views
Unit vs System Process in EN15804 add-on for Ecoinvent 3.9.1 problem
asked
Apr 22
in
openLCA
by
Giannis Kosmidis
(
720
points)
ecoinvent 3.9.1
en15804
life cycle impact assessment (lcia) methods
0
votes
2
answers
129
views
How to import ecoinvent license (purchased from ecoQuery) into Nexus openLCA?
asked
Apr 22
in
openLCA
by
santibuitron6
(
140
points)
ecoinvent
import
openlca
0
votes
2
answers
130
views
OpenLCA crashing when running Monte Carlo
asked
Apr 19
in
openLCA
by
iturner
(
220
points)
openlca 2.1.0
monte carlo
monte carlo analysis
uncertainty
crash
Page:
« prev
1
2
3
4
5
6
7
...
56
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
(2.4k)
Miscellaneous
(150)
LCA Collaboration Server
(60)
Follow @openlca
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia)
life cycle impact assessment (lcia) methods
import
product system
openlca1.6
error
flows
results
calculation
modelling
python
data
openlca1.7
data inputs
monte carlo analysis
processes
openlca1.5
impact analysis
uncertainty
input output
olca-ipc
lca
openlca 2.0
methods
lca collaboration server
ecoinvent3.6
openlca 1.10.3
impact assessment method
life cycle assessment (lca)
import export
waste treatment
provider linking
excel export
exiobase
ecoinvent3.5
contribution tree
waste management
en15804
inventory
exporting results
allocation
...