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Recent questions tagged product system
0
votes
1
answer
122
views
Why are my LCA results inflated when I connect my processes into a product system?
asked
Sep 14
in
openLCA
by
Mr.Cat
(
220
points)
openlca
life cycle impact assessment (lcia) methods
results
product system
ecoinvent
0
votes
1
answer
234
views
openLCA crashes when calculating Product System with Fine Sugar Milling / Fine Sugar Packing as reference flow
asked
Aug 27
in
openLCA
by
merdikawati fery
(
180
points)
error
openlca
product system
crash
0
votes
1
answer
425
views
do results change if i calculate the impact for a product system of processes combined vs each process on its own
asked
May 4
in
openLCA
by
Mr.Cat
(
220
points)
openlca
product system
process
0
votes
1
answer
401
views
Product system loops in contribution tree
asked
Apr 30
in
openLCA
by
MW
(
170
points)
contribution tree
product system
0
votes
1
answer
419
views
How to avoid multiplying upstream process impacts when outputs go to different downstream processes?
asked
Apr 20
in
openLCA
by
maviana
(
200
points)
product system
impact assessment
contribution tree
processes
+1
vote
1
answer
569
views
Is it possible to show unit processes as single contributors like system processes in openLCA?
asked
Apr 8
in
openLCA
by
Martin1610
(
130
points)
ecoinvent 3.11
unit process
system process (lci)
product system
0
votes
1
answer
528
views
Error in making a product system.
asked
Mar 24
in
openLCA
by
kobe
(
120
points)
openlca
product system
0
votes
1
answer
621
views
Technical question for two different models of the same system
asked
Feb 12
in
openLCA
by
paul.domberger
(
760
points)
openlca
results
different results
product system
0
votes
0
answers
542
views
Cut-off Problem
asked
Feb 9
in
openLCA
by
aksul
(
120
points)
cut-off
openlca
product system
0
votes
1
answer
867
views
Trying to export product system seems to export the entire database - version 2.6.0
asked
Feb 4
in
openLCA
by
aschaf
(
130
points)
openlca2.6.0
export
json-ld
product system
0
votes
2
answers
779
views
I selected the data quality but it is not getting calculated
asked
Feb 3
in
openLCA
by
Nikhil
(
120
points)
data quality
uncertainty
flows
process
product system
0
votes
1
answer
1.0k
views
System-level co-products
asked
Jan 15
in
openLCA
by
mjamieson
(
5.5k
points)
product system
co-generation
co-products
0
votes
1
answer
691
views
HOW TO ADD A LIBRARY INSTEAD A DATABASE TO A PRODUCT SYSTEM
asked
Dec 28, 2025
in
openLCA
by
mkalam
(
240
points)
product system
openlca
openlca database
library
0
votes
1
answer
733
views
The result of some processes did not calculated even it had connected to the product system
asked
Nov 19, 2025
in
openLCA
by
Herlintama
(
120
points)
openlca
process connection
linking process
product system
0
votes
1
answer
645
views
Is there any way to access ecoinvent 3.10 cutoff – unit process database freely?
asked
Oct 31, 2025
in
openLCA
by
kheam chhengly
(
140
points)
openlca
product system
+1
vote
1
answer
1.4k
views
Update of product systems following process modifications
asked
Oct 21, 2025
in
openLCA
by
s.bennett
(
280
points)
product system
process
parameters
project
0
votes
1
answer
1.4k
views
Product system impact
asked
Oct 10, 2025
in
openLCA
by
ale
(
180
points)
openlca
product system
impact
0
votes
1
answer
1.1k
views
mpact calculation via IPC ignores reference flow unit (MJ vs. kWh)
asked
Aug 13, 2025
in
openLCA
by
aflekler
(
120
points)
product system
openlca
olca-ipc
0
votes
1
answer
1.1k
views
results differ when calculating impact from an exported product system matrix (using main.py) than in the GUI.
asked
Jul 14, 2025
in
openLCA
by
gjthoma
(
800
points)
matrix export
lcia results
product system
0
votes
1
answer
1.3k
views
How to link a result with a process in a product system
asked
Jun 25, 2025
in
openLCA
by
DiHorw
(
1.1k
points)
input output
product system
result category
0
votes
0
answers
1.3k
views
python-ipc parallelization
asked
Jun 11, 2025
in
openLCA
by
mamarcus
(
140
points)
olca-ipc
product system
python api
0
votes
1
answer
1.3k
views
Can scaling up the product system in the targeted amount be accurate?
asked
May 28, 2025
in
openLCA
by
yarmiah bukhari
(
230
points)
product system
openlca
data inputs
flows
lca
0
votes
1
answer
1.2k
views
Why am I not able to add global parameters?
asked
May 19, 2025
in
openLCA
by
yarmiah bukhari
(
230
points)
global parameter
openlca
ecoinvent 3.10
product system
parameters
0
votes
1
answer
1.3k
views
Model graph not showing outputs
asked
May 13, 2025
in
openLCA
by
ailbhemck
(
120
points)
product system
downstream flows
process connections
product flow
0
votes
1
answer
1.1k
views
How to view all "links with multiple possible providers"?
asked
May 6, 2025
in
openLCA
by
gv229
(
470
points)
openlca
provider linking
product system
0
votes
2
answers
1.2k
views
How to add a product system to another product system?
asked
Apr 25, 2025
in
openLCA
by
LPAPengi
(
190
points)
openlca
product system
input output
0
votes
0
answers
773
views
How do I write the report and compare two product systems using Jupyter (Python) and the IPC module?
asked
Apr 20, 2025
in
openLCA
by
josue renteria
(
220
points)
openlca
product system
python
0
votes
0
answers
1.4k
views
Editing impact categories in a comparison of two projects
asked
Apr 17, 2025
in
openLCA
by
marin.karr
(
180
points)
life cycle impact assessment (lcia)
project report
product system
modelling
0
votes
1
answer
2.2k
views
Creating Product EPD from dowloaded EPDs
asked
Mar 23, 2025
in
openLCA
by
Thomas Bajer
(
120
points)
en15804
product system
epd
provider linking
0
votes
1
answer
2.7k
views
How to create product system including EoL treatment and in that case which one will be the reference process?
asked
Mar 20, 2025
in
Miscellaneous
by
tasbirul
(
140
points)
waste treatment
product system
reference process
0
votes
1
answer
1.1k
views
Correct linking in the model graph
asked
Mar 12, 2025
in
openLCA
by
tapmbot
(
380
points)
model graph
product system
openlca
0
votes
1
answer
1.6k
views
Change of Transport mode (sea or land) as input parameter.
asked
Mar 5, 2025
in
openLCA
by
Janneh195
(
160
points)
openlca
parameter
product system
data inputs
parameter variation
0
votes
1
answer
1.6k
views
Issue with Incorrect Environmental Impact Values in Product System
asked
Jan 16, 2025
in
openLCA
by
mina0103
(
120
points)
life cycle impact assessment (lcia)
product system
0
votes
1
answer
2.9k
views
changing multiple parameters in parameterized model in OpenLCA-IPC 2.0
asked
Dec 5, 2024
in
openLCA
by
DiHorw
(
1.1k
points)
change parameters
python
product system
olca-ipc
0
votes
1
answer
968
views
The problem is to get a model graph and emissions in a product system
asked
Dec 2, 2024
in
openLCA
by
moegenbu
(
120
points)
model graph
emissions
product system
0
votes
1
answer
1.5k
views
How to assemble different processes in one product system
asked
Nov 19, 2024
in
openLCA
by
Giovana Golin
(
120
points)
openlca
product system
process
0
votes
1
answer
2.6k
views
Calculating the contribution of various lifecycle phases of a product - HOWTO?
asked
Nov 12, 2024
in
openLCA
by
Jschilperoord
(
140
points)
life cycle impact assessment (lcia)
openlca
idemat 2023
product system
0
votes
1
answer
823
views
How to model surplus energy
asked
Oct 21, 2024
in
openLCA
by
Heisti
(
120
points)
process modeling
product system
0
votes
0
answers
623
views
Automatic or graphical modeling – which do you prefer?
asked
Oct 10, 2024
in
openLCA
by
kjelse
(
140
points)
openlca
product system
model graph
0
votes
1
answer
2.7k
views
Export and Import of a product system or a process
asked
Oct 1, 2024
in
openLCA
by
Angie
(
330
points)
openlca
soca
import export
product system
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