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0
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1
answer
812
views
Why did the LCIA result (freshwater ecotoxicity impact category) contributions amount to more than 100%?
asked
May 21, 2025
in
openLCA
by
bell3c
(
120
points)
impact assessment
recipe midpoint (h)
contribution tree
+1
vote
1
answer
2.3k
views
ecoinvent 3.11 EN15804 library : inherent material energy (non-renewable) not characterized on PENRM and PENRE
asked
May 21, 2025
in
openLCA
by
Jocelyn
(
450
points)
en15804
lhv
inherent energy
ecoinvent 3.11
0
votes
0
answers
625
views
Adding a Library
asked
May 20, 2025
in
openLCA
by
VinhTran
(
580
points)
library
openlca
import
0
votes
1
answer
1.5k
views
How can I transfer my modelling from LCA for experts to OpenLCA?
asked
May 16, 2025
in
openLCA
by
ManuelKazenmaier
(
120
points)
openlca
lca
import
0
votes
0
answers
578
views
Documentation Implementation IPCC2021
asked
May 15, 2025
in
openLCA
by
EdwinZea
(
140
points)
ipcc2021
documentation
implementation
0
votes
0
answers
687
views
Lack of Normalization and weighting scales in my ReCiPe 2016 v1.03
asked
May 14, 2025
in
openLCA
by
P. Kim
(
190
points)
weighting
normalization
life cycle impact assessment (lcia) methods
recipe 2016
0
votes
1
answer
1.5k
views
Discrepancy between land occupation in ecoinvent and yield
asked
May 13, 2025
in
Miscellaneous
by
sagets
(
870
points)
ecoinvent 3.9.1
land occupation
0
votes
0
answers
922
views
Error using olca-ipc: HTTPConnectionPool when using client.get_all() with IPC
asked
May 13, 2025
in
openLCA
by
Babak
(
120
points)
olca-ipc
python api
python
0
votes
1
answer
1.2k
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
0
answers
489
views
Does system boundary of critical mineral extraction still include construction impact if it is already built?
asked
May 13, 2025
in
openLCA
by
lizziewoodley
(
140
points)
openlca
system boundary
0
votes
0
answers
506
views
FU for case study of co-producing two critical minerals if the (two) baseline scenarios consider individual sourcing?
asked
May 13, 2025
in
openLCA
by
lizziewoodley
(
140
points)
functional unit
case study
0
votes
1
answer
1.3k
views
Changing the order of impact categories of an impact assessment methods
asked
May 12, 2025
in
openLCA
by
VinhTran
(
580
points)
openlca
calculation method
en15804
0
votes
1
answer
835
views
Should upstream transportation impact be included in LCA studies?
asked
May 10, 2025
in
openLCA
by
donald2222
(
120
points)
life cycle impact assessment (lcia)
cradle-to-grave
transportation
0
votes
1
answer
1.7k
views
Is the free USDA 2019 an LCI database and does it contain providers for industrial materials and chemicals?
asked
May 8, 2025
in
openLCA
by
Geoffrey Fisher ESG
(
120
points)
database
life cycle inventory (lci)
0
votes
1
answer
1.5k
views
How to enable simultaneous use of Sphera and ecoinvent datasets in GaBi?
asked
May 8, 2025
in
openLCA
by
hyeseung
(
120
points)
ecoinvent
sphera
0
votes
0
answers
664
views
Same results for default and regionalized calculation for IMPACT World+?
asked
May 6, 2025
in
openLCA
by
polarbear
(
140
points)
openlca
regionalised lca
impact world
0
votes
0
answers
569
views
reference year for monetary inputs in exiobase 3.8.2 (2019)
asked
May 5, 2025
in
openLCA
by
gbm
(
310
points)
monetary unit
exiobase 3.8.2
openlca
reference year
0
votes
1
answer
830
views
copy-paste from library
asked
May 2, 2025
in
openLCA
by
Jocelyn
(
450
points)
library
copy paste
+2
votes
2
answers
2.2k
views
Suggestion on how to adjust ecoinvent EN15804 GWP-biogenic indicator
asked
May 2, 2025
in
openLCA
by
Jocelyn
(
450
points)
en15804
gwp-biogenic
biogenic carbon
0
votes
1
answer
1.1k
views
How to export contribution tree required amounts to excel?
asked
Apr 30, 2025
in
openLCA
by
margueritelorenzo
(
120
points)
contribution tree
export
0
votes
1
answer
2.4k
views
Hardware requirements for OpenLCA
asked
Apr 28, 2025
in
openLCA
by
junhongy
(
120
points)
openlca
memory
0
votes
1
answer
747
views
Can't select "Include Cost Calculation"
asked
Apr 25, 2025
in
openLCA
by
gv229
(
470
points)
openlca
cost analysis
life cylce cost assessment
0
votes
2
answers
1.0k
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
+1
vote
1
answer
1.8k
views
ecoinvent EN15804 databases : Inherent LHV of secondary material
asked
Apr 24, 2025
in
openLCA
by
Jocelyn
(
450
points)
en15804
lhv
inherent energy
secondary material
+1
vote
1
answer
928
views
Library login
asked
Apr 24, 2025
in
openLCA
by
Jocelyn
(
450
points)
library
login
0
votes
1
answer
1.1k
views
Difference in results for quantitive reference flow being product flow or waste flow
asked
Apr 23, 2025
in
openLCA
by
tapmbot
(
380
points)
openlca
waste modelling
reference unit
0
votes
1
answer
723
views
Is the data quality entry based on my own evaluation?
asked
Apr 22, 2025
in
openLCA
by
Seyedehgelareh Sanei
(
260
points)
uncertainty
data quality entry
0
votes
0
answers
917
views
dataset in Ecoinvent 3.10.1 to model the transport with electric lorry...
asked
Apr 22, 2025
in
Miscellaneous
by
Julien Soulhat
(
120
points)
ecoinvent
lorry
transport
electric vehicles
0
votes
1
answer
1.1k
views
Create .zolca
asked
Apr 21, 2025
in
openLCA
by
stegas
(
120
points)
zolca
openlca
database
0
votes
0
answers
619
views
Exiobase case study
asked
Apr 21, 2025
in
openLCA
by
Gwen Morgan
(
120
points)
exiobase
case study
0
votes
0
answers
686
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
1
answer
1.5k
views
Negative Land use impact values in EF 3.1 single process calculations
asked
Apr 18, 2025
in
openLCA
by
AttilaK
(
120
points)
impact factors
land use
environmental footprints (pef)
ef3.1
pef database
0
votes
0
answers
750
views
negative impact of material to be recycled
asked
Apr 18, 2025
in
openLCA
by
DiHorw
(
1.1k
points)
recycling
system expansion
0
votes
0
answers
1.3k
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
1.1k
views
Issue with creating a project report
asked
Apr 16, 2025
in
openLCA
by
SafiaSaw
(
120
points)
project report
openlca
report
0
votes
1
answer
1.1k
views
Hours to days conversion bug ?
asked
Apr 15, 2025
in
openLCA
by
grostain
(
240
points)
openlca2.0.4
contribution tree
conversion
0
votes
0
answers
865
views
Modification of Pre-exisiting process in OpenLCA
asked
Apr 15, 2025
in
openLCA
by
Somu5
(
140
points)
openlca
process
life cycle impact assessment (lcia)
input output
0
votes
2
answers
2.6k
views
openLCA is slow and crash in calculation since ecoinvent 3.11 update?
asked
Apr 14, 2025
in
openLCA
by
S.Telmo
(
240
points)
database update
openlca
ecoinvent3.11
0
votes
1
answer
1.4k
views
regarding double counting logic (??) of None allocation in OpenLCA
asked
Apr 13, 2025
in
openLCA
by
qtu
(
270
points)
allocation
double counting
0
votes
1
answer
1.4k
views
Reuse recycle
asked
Apr 11, 2025
in
openLCA
by
Zan M.
(
280
points)
reuse
modeling
open lca
inventory
process
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