Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Ask a Question
Recent questions tagged flows
0
votes
1
answer
215
views
Waste treatment Process
asked
Sep 17
in
openLCA
by
BlackJesus1997
(
150
points)
waste treatment
process modeling
openlca
flows
0
votes
0
answers
160
views
How should I preset the initial wastewater quality parameter (eg, BOD, COD)?
asked
Sep 5
in
openLCA
by
Colin
(
120
points)
waste treatment
data inputs
flows
0
votes
0
answers
187
views
How to separate direct energy use from upstream CED/NRE in openLCA?
asked
Aug 23
in
openLCA
by
MATRIMAX
(
180
points)
database
openlca
results
flows
embodied energy
0
votes
1
answer
632
views
For a shell & tube heat exchanger using cooling water, is the cooling water mass flow or duty be the input?
asked
May 13
in
openLCA
by
Mr.Cat
(
220
points)
openlca
flows
data inputs
ecoinvent3.6
0
votes
1
answer
559
views
methane and nitrogen gas are not available as product flows in ecoinvent, is there an alternative to them ?
asked
May 3
in
openLCA
by
Mr.Cat
(
220
points)
database
ecoinvent
flows
gate-to-gate
product flow
0
votes
0
answers
645
views
How should evaporated water be modelled in openlca?
asked
Apr 28
in
openLCA
by
s235133
(
120
points)
ef3.1
water use
openlca
flows
modelling
0
votes
1
answer
849
views
How to get impact result of each individual flow per impact category in openLCA IPC Python?
asked
Mar 22
in
openLCA
by
qbao
(
210
points)
life cycle impact assessment (lcia) methods
flows
impact categories
python
0
votes
1
answer
1.3k
views
I would like to know how to map flows from the EF database to my main Ecoinvent one.
asked
Mar 13
in
openLCA
by
JLee
(
120
points)
ecoinvent
database
flows
openlca
0
votes
1
answer
606
views
Noise emissions (dB) in units in openlca?
asked
Mar 9
in
openLCA
by
mkalam
(
240
points)
noise
db units
calculation
flows
0
votes
2
answers
868
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
2
answers
986
views
All treatment flows are negatives
asked
Jan 27
in
openLCA
by
Tom56
(
320
points)
flows
results
database
0
votes
1
answer
753
views
waste water treatment
asked
Jan 27
in
openLCA
by
Shalsa
(
140
points)
waste water treatment
flows
impact categories
impact method
database for waste water
0
votes
1
answer
748
views
type flow of waste water treatment
asked
Jan 25
in
openLCA
by
Shalsa
(
140
points)
waste water treatment
flows
0
votes
1
answer
1.0k
views
Adding Recycled Polypropylene injected in Europe to my database
asked
Oct 23, 2025
in
openLCA
by
klep
(
160
points)
openlca
database
flows
0
votes
0
answers
480
views
In OpenLCA 2.5 within Ecoinvent 3.6 and suddenly all the impacts of product flow disapeared
asked
Oct 14, 2025
in
openLCA
by
Alessandra Duailibe
(
120
points)
flows
elementary flow
ecoinvent3.6
product flow
0
votes
1
answer
760
views
How to model the landfill of my refrigerator?
asked
Sep 30, 2025
in
openLCA
by
Francesco Clementi
(
120
points)
openlca
flows
0
votes
1
answer
834
views
The evaluation method cannot detect the flow of the database.
asked
Sep 24, 2025
in
openLCA
by
sql
(
150
points)
openlca
life cycle impact assessment (lcia)
flows
+1
vote
0
answers
1.1k
views
Create new flows in bulk
asked
Aug 27, 2025
in
openLCA
by
jignesh
(
330
points)
flows
new flows
0
votes
1
answer
1.3k
views
Adding CO2eq as Output flow to Process?
asked
Jul 18, 2025
in
openLCA
by
battery_lca
(
180
points)
processes
flows
database
input output
missinig
0
votes
0
answers
866
views
category of flow used in recycling modeling
asked
Jul 17, 2025
in
openLCA
by
zengtingxi
(
410
points)
life cycle impact assessment (lcia)
flows
recycling
openlca
lcdn
0
votes
0
answers
811
views
the category of flow in battery EOL recycling modeling
asked
Jul 16, 2025
in
openLCA
by
zengtingxi
(
410
points)
flows
end-of-life (eol)
waste treatment
data input
openlca
0
votes
1
answer
880
views
How can I import a database in another database, but the basic flows are different?
asked
Jul 8, 2025
in
openLCA
by
magnus
(
140
points)
import
databse
flows
0
votes
1
answer
1.9k
views
Any alternatives for providers to get emissions?
asked
Jul 8, 2025
in
openLCA
by
Chinmay_26
(
120
points)
life cycle assessment (lca)
openlca
flows
process
provider.
0
votes
1
answer
924
views
How do I model compost as one of my raw materials (A1)?
asked
Jun 6, 2025
in
openLCA
by
YasminTaghizadeh
(
120
points)
process
flows
methods
database
0
votes
1
answer
1.7k
views
Where to find inputs outputs to construct a case study for paper and polymer shiping bags.
asked
May 29, 2025
in
openLCA
by
mkalam
(
240
points)
inventory
processes
database
flows
0
votes
1
answer
1.4k
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
0
answers
892
views
when to use waste flow, and when use output of a process
asked
Mar 27, 2025
in
openLCA
by
Seyedehgelareh Sanei
(
270
points)
openlca
flows
modeling
database
0
votes
1
answer
869
views
I want to define sorting and pressing of iron scrap RoW as my output flow.
asked
Mar 10, 2025
in
openLCA
by
Seyedehgelareh Sanei
(
270
points)
database
openlca
flows
0
votes
1
answer
946
views
Does ecoinvent v3.10 has transporation for GLO? or is it only for Europe. I couldnt find
asked
Feb 19, 2025
in
openLCA
by
Seyedehgelareh Sanei
(
270
points)
database
flows
0
votes
1
answer
969
views
Can there be a process without an input flow?
asked
Feb 16, 2025
in
openLCA
by
soum
(
120
points)
openlca
flows
input output
0
votes
1
answer
1.2k
views
Can I create a custom unit in processes ?
asked
Jan 31, 2025
in
openLCA
by
maximilien.schneider
(
120
points)
unit
process
flows
0
votes
1
answer
961
views
Does anyone understand what is called semi-continous operation process?
asked
Jan 19, 2025
in
openLCA
by
Popoola
(
120
points)
openlca
flows
results
system process (lci)
0
votes
1
answer
1.2k
views
Is there a wrong way to import a Database?
asked
Dec 6, 2024
in
openLCA
by
therealLuisDietz
(
120
points)
import
flows
0
votes
1
answer
1.3k
views
missing allocation of units in flow in OpenLCA IPC code
asked
Nov 27, 2024
in
openLCA
by
DiHorw
(
1.1k
points)
openlca
python
flows
0
votes
0
answers
666
views
Trinitrotoluene (TNT) product in openLCA
asked
Oct 9, 2024
in
openLCA
by
Jae
(
180
points)
openlca
product
flows
0
votes
1
answer
1.7k
views
How to change flow type from elementary to product to waste?
asked
Oct 2, 2024
in
openLCA
by
Rimsha Safdar
(
120
points)
openlca
provider linking
flows
data inputs
0
votes
1
answer
1.5k
views
In terms of KgCO2eq, openLCA provides flow diagrams with positive and negative values. How should these be interpreted?
asked
Sep 24, 2024
in
openLCA
by
Pasquale96
(
120
points)
openlca
flows
0
votes
0
answers
768
views
Is there a study on life cycle analysis in railways? I am having difficulty creating a flow chart in particular.
asked
Sep 18, 2024
in
openLCA
by
Volcanick
(
120
points)
openlca
flows
railways
+1
vote
1
answer
1.4k
views
Modeling several components for a product system and evaluating alternative EoL strategies
asked
Sep 9, 2024
in
openLCA
by
ritbik03
(
130
points)
product system
openlca
flows
processes
0
votes
1
answer
1.3k
views
No impact analysis results gained
asked
Aug 15, 2024
in
openLCA
by
Grace15
(
140
points)
impact analysis
openlca
calculation
results
flows
Page:
1
2
3
4
5
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
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
(3.3k)
Miscellaneous
(210)
LCA Collaboration Server
(83)
Follow @openlca
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia) methods
product system
life cycle impact assessment (lcia)
flows
import
results
error
openlca1.6
calculation
modelling
python
data inputs
monte carlo analysis
input output
processes
uncertainty
olca-ipc
data
openlca1.7
impact analysis
lca
impact assessment method
openlca1.5
en15804
lca collaboration server
import export
methods
waste treatment
life cycle assessment (lca)
excel export
contribution tree
provider linking
openlca 2.0
ecoinvent3.6
exiobase
impact categories
openlca 1.10.3
exporting results
waste management
allocation
ef3.1
...
