Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions tagged calculation
0
votes
1
answer
1.2k
views
Why does Eager/All calculation on processes always result in "Matrix is probably singular"?
asked
Jul 5, 2023
in
openLCA
by
MiasSomsch
(
120
points)
processes
matrix
calculation
impact analysis
calculation error
0
votes
1
answer
357
views
Incorrect Calculation Result Involving Wine in Milk Production Analysis
asked
Jun 19, 2023
in
openLCA
by
luriveros
(
120
points)
processes
calculation
impact analysis
0
votes
2
answers
918
views
Calculate recycling or not?
asked
Apr 28, 2023
in
Miscellaneous
by
Giannis Kosmidis
(
870
points)
life cycle impact assessment (lcia)
processes
calculation
0
votes
0
answers
254
views
Run olca module with jdk 11
asked
Mar 15, 2023
in
openLCA
by
cmalnoe
(
200
points)
jdk11
olca-core
calculation
0
votes
0
answers
557
views
WDP calculation through AWARE
asked
Mar 1, 2023
in
openLCA
by
Giannis Kosmidis
(
870
points)
life cycle impact assessment (lcia) methods
aware
calculation
0
votes
1
answer
360
views
GWP 1 tons vs 1 kg
asked
Mar 1, 2023
in
openLCA
by
forbay
(
350
points)
openlca
calculation
life cycle impact assessment (lcia)
impact analysis
0
votes
1
answer
629
views
Why does my output not change when I change the input?
asked
Feb 14, 2023
in
openLCA
by
Eline1618
(
310
points)
input output
calculation
openlca
0
votes
1
answer
374
views
Integrate the biodegradability of polymers
asked
Oct 26, 2022
in
openLCA
by
myvi
(
120
points)
carbon footprint
calculation
calculation method
0
votes
0
answers
671
views
Out of memory: openLCA could not allocate enough physical memory to perform the calculation for an analysis calculation
asked
Sep 15, 2022
in
openLCA
by
LucĂa
(
120
points)
out of memory
memory allocation
calculation
0
votes
1
answer
538
views
How to calculate impact of 1 kg of product?
asked
Jul 20, 2022
in
openLCA
by
ZhongXiangCheah
(
140
points)
openlca
impact analysis
life cycle impact assessment (lcia)
calculation
lca
0
votes
2
answers
882
views
Is mass balance maintained during a monte-carlo simulation?
asked
Jul 12, 2022
in
openLCA
by
em398
(
160
points)
monte carlo analysis
openlca
uncertainty
calculation
mass balance
+1
vote
0
answers
783
views
Normalization and Weighting appear to not be working properly in OpenLCA
asked
Jun 27, 2022
in
openLCA
by
igorcmvaz
(
130
points)
normalization
weighting factors
calculation
openlca
ecoinvent
0
votes
0
answers
307
views
EN15804+A2 calculation with PEF database
asked
Jun 23, 2022
in
openLCA
by
ltgr
(
120
points)
pef
calculation
0
votes
0
answers
311
views
problem with the integration of processes in the results analysis
asked
Jun 16, 2022
in
openLCA
by
Samuel T
(
140
points)
openlca
results
calculation
0
votes
1
answer
628
views
Can my department run calculations on LCA Collaboration Server?
asked
May 4, 2022
in
LCA Collaboration Server
by
AJvZ
(
170
points)
lca collaboration server
openlca
calculation
0
votes
0
answers
442
views
Allocation of transportation
asked
May 3, 2022
in
openLCA
by
sylvain_m
(
490
points)
transportation
allocation
calculation
0
votes
0
answers
503
views
Using Jython editor to calculate and export impacts for several product systems
asked
Apr 28, 2022
in
openLCA
by
gingerdoug
(
120
points)
python
calculation
life cycle impact assessment (lcia)
jython
openlca 1.11.0
0
votes
1
answer
372
views
Why does system -A+A not amount to zero?
asked
Apr 4, 2022
in
openLCA
by
sagets
(
850
points)
openlca
results
calculation
0
votes
0
answers
232
views
Can I update electricity supply parameters (%renewables) in real time using external code.
asked
Mar 24, 2022
in
openLCA
by
Matt_T
(
170
points)
python
openlca
calculation
input output
0
votes
1
answer
636
views
No results calculated in A, while calculates results in B (similar product systems)
asked
Feb 25, 2022
in
openLCA
by
basaktopcu
(
180
points)
results
output
processes
calculation
0
votes
1
answer
1.1k
views
Problem configuration: maximum memory usage in MB
asked
Feb 16, 2022
in
openLCA
by
Samuel T
(
140
points)
error
out of memory
setup
calculation
ecoinvent 3.7
0
votes
0
answers
253
views
'Collapse all' function in the impact analysis section
asked
Feb 7, 2022
in
openLCA
by
K4deux
(
160
points)
impact analysis
calculation
0
votes
1
answer
632
views
Is it normal to get negative human toxicity cancer results?
asked
Feb 3, 2022
in
openLCA
by
sagets
(
850
points)
lcia results
impact categories
calculation
human toxicity
0
votes
1
answer
708
views
Transportation in Agribalyse
asked
Jan 31, 2022
in
openLCA
by
mebuisman
(
120
points)
agribalyse
transportation
calculation
0
votes
0
answers
903
views
I am running Monte Carlo Simulations, results not easy to interpret as in quick result or analysis.
asked
Jan 28, 2022
in
openLCA
by
beglca
(
140
points)
openlca
calculation
monte carlo analysis
uncertainty
processes
0
votes
1
answer
1.2k
views
OpenLCA crashes while running calculation
asked
Jan 27, 2022
in
openLCA
by
EdwinZea
(
120
points)
openlca
calculation
crash
0
votes
1
answer
610
views
Increasing maxium memory usage but it doesn't seem to be enough
asked
Jan 16, 2022
in
openLCA
by
K4deux
(
160
points)
out of memory
calculation
ecoinvent 3.7
0
votes
1
answer
990
views
Unable to run an impact calculation
asked
Dec 21, 2021
in
openLCA
by
legall
(
250
points)
out of memory
calculation
openlca
openlca 1.10.2
+1
vote
0
answers
563
views
How to calculate water footprint?
asked
Dec 14, 2021
in
openLCA
by
Marco969
(
180
points)
openlca
lca
water footprint
calculation
+2
votes
1
answer
1.3k
views
copy process and work on it
asked
Nov 25, 2021
in
openLCA
by
anne2801
(
490
points)
impact analysis
copy paste
database
unit process
calculation
0
votes
0
answers
423
views
Is it possible to use mass in EXIOBASE?
asked
Nov 24, 2021
in
openLCA
by
pepijnmoll
(
190
points)
exiobase
openlca
calculation
0
votes
1
answer
625
views
Values in Calculation doesn't change with changes in the process values
asked
Nov 19, 2021
in
openLCA
by
Fr-aen
(
170
points)
product system
calculation
values
+2
votes
1
answer
562
views
How do I set my reference study period?
asked
Nov 14, 2021
in
openLCA
by
pplopez23
(
160
points)
openlca
life cycle impact assessment (lcia)
calculation
0
votes
1
answer
643
views
combine results and change diagram
asked
Nov 2, 2021
in
openLCA
by
username1
(
120
points)
results
impact analysis
openlca
calculation
0
votes
0
answers
397
views
Avoided emissions of CO2 and traditional energy consumption
asked
Oct 28, 2021
in
openLCA
by
peccolomelissa
(
170
points)
openlca
co2 emission
energy
avoided product
calculation
0
votes
1
answer
742
views
Impact analysis - Values in the "Process" and in the "Quick results" differ. Why?
asked
Sep 9, 2021
in
openLCA
by
LisaEhm
(
240
points)
impact analysis
calculation
results
0
votes
1
answer
286
views
Performing LCA analysis on a firm level
asked
Aug 6, 2021
in
openLCA
by
Tars
(
120
points)
openlca
calculation
+2
votes
0
answers
549
views
I am getting nearly all negative values, inputs, outputs, and/or impacts in the Analysis result.
asked
Jul 6, 2021
in
openLCA
by
sunger25412
(
140
points)
negative outputs
negative inputs
lcia results
calculation
openlca
0
votes
0
answers
208
views
when i calculate the impact methoddont show the result graph of the impact category.
asked
Jun 30, 2021
in
openLCA
by
Muhammad Ahmed
(
120
points)
impact categories
results
calculation
0
votes
1
answer
303
views
Cancel operation red cell not working
asked
Jun 30, 2021
in
openLCA
by
Davide_rovelli
(
120
points)
openlca
problem
calculation
Page:
« prev
1
2
3
4
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
(2.8k)
Miscellaneous
(182)
LCA Collaboration Server
(71)
Follow @openlca
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
data
monte carlo analysis
processes
openlca1.7
uncertainty
olca-ipc
impact analysis
input output
openlca1.5
lca
impact assessment method
life cycle assessment (lca)
methods
lca collaboration server
openlca 2.0
en15804
waste treatment
excel export
provider linking
ecoinvent3.6
import export
openlca 1.10.3
contribution tree
exiobase
waste management
impact categories
ecoinvent3.5
exporting results
allocation
...