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Recent questions tagged calculation
0
votes
1
answer
450
views
Performing LCA analysis on a firm level
asked
Aug 6, 2021
in
openLCA
by
Tars
(
120
points)
openlca
calculation
+2
votes
0
answers
764
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
375
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
503
views
Cancel operation red cell not working
asked
Jun 30, 2021
in
openLCA
by
Davide_rovelli
(
120
points)
openlca
problem
calculation
0
votes
0
answers
1.7k
views
Why I am getting all zero impacts after running calculation?
asked
Jun 2, 2021
in
openLCA
by
Dhiraj
(
130
points)
openlca
results
lcia results
calculation
life cycle impact assessment (lcia)
0
votes
1
answer
801
views
LCA of nanomaterials
asked
May 28, 2021
in
openLCA
by
Carla
(
120
points)
life cycle assessment (lca)
calculation
0
votes
1
answer
664
views
Mt to kg Conversion in GWP 100yr Impact Results off by 10^6 ?
asked
Apr 26, 2021
in
openLCA
by
sd1234
(
120
points)
openlca 1.10.3
openlca
calculation
results
conversion
0
votes
0
answers
629
views
Calculation not running. Paython code.
asked
Apr 19, 2021
in
openLCA
by
Valeria555
(
190
points)
openlca
calculation
python
product system
0
votes
1
answer
1.4k
views
How to calculate LCA of a desalination plant with ReCiPe 2008
asked
Feb 24, 2021
in
openLCA
by
Kong9981
(
120
points)
calculation
life cycle impact assessment (lcia)
recipe endpoint (h)
recipe midpoint (h)
recipe 2008
0
votes
1
answer
749
views
Changes in ready made processes. No changes in impact analysis.
asked
Feb 1, 2021
in
openLCA
by
bart.z
(
120
points)
inputs
calculation
impact analysis
0
votes
1
answer
1.5k
views
Set provider and run direct process calculation in bulk using Python
asked
Jan 23, 2021
in
openLCA
by
laurent.bocahut
(
260
points)
calculation
python
process
provider
+1
vote
1
answer
2.7k
views
Why do I get negative results in all impact categories?
asked
Jan 10, 2021
in
openLCA
by
nad
(
360
points)
results
pef database
product system
lcia results
calculation
+2
votes
0
answers
605
views
differentiating between biogenic, non biogenic and fossil emissions using IPCC100 method
asked
Jan 5, 2021
in
openLCA
by
James D. Wounuah
(
210
points)
life cycle impact assessment (lcia)
methods
life cycle impact assessment (lcia) methods
calculation
+1
vote
0
answers
890
views
How to properly calculate the lifetime impacts of infrastructure flows
asked
Jan 3, 2021
in
openLCA
by
GLanaras
(
150
points)
calculation
openlca
flow category
flows
0
votes
0
answers
1.3k
views
Problem with results in contribution analysis
asked
Dec 21, 2020
in
openLCA
by
lcasey
(
140
points)
contribution tree
openlca
results
calculation
ecoinvent3.6
0
votes
0
answers
971
views
calculation of the specific GHG emissions according to ISO 14067
asked
Dec 9, 2020
in
openLCA
by
James D. Wounuah
(
210
points)
life cycle impact assessment (lcia)
lcia methods
database
calculation
life cycle impact assessment (lcia) methods
0
votes
1
answer
738
views
How is the sigma calculated?
asked
Dec 7, 2020
in
openLCA
by
Yasemin
(
410
points)
data quality
uncertainty
calculation
0
votes
0
answers
664
views
my results in excel
asked
Dec 5, 2020
in
openLCA
by
Yasemin
(
410
points)
openlca
calculation
life cycle impact assessment (lcia)
0
votes
0
answers
964
views
Impact relative results
asked
Nov 30, 2020
in
openLCA
by
IslAtta
(
480
points)
openlca
calculation
eco indicator 99
0
votes
1
answer
938
views
What if the elementar flow is not included in my inventory results?
asked
Nov 24, 2020
in
openLCA
by
Yasemin
(
410
points)
flows
openlca
calculation
0
votes
1
answer
889
views
Impact Analysis for a U process does not give same result as calculation
asked
Nov 7, 2020
in
openLCA
by
SCarp
(
190
points)
openlca 1.10.3
impact analysis
calculation
unit process
0
votes
1
answer
805
views
I would like to create a wasteflow of titanium and aluminum
asked
Oct 23, 2020
in
openLCA
by
Yasemin
(
410
points)
lcia
database
openlca
process
calculation
0
votes
1
answer
670
views
Modeling in openlca
asked
Oct 22, 2020
in
openLCA
by
Mariannedidomenico
(
300
points)
openlca
calculation
0
votes
0
answers
529
views
How to calculate specific pesticides use in rice production impact by openLCA?
asked
Oct 18, 2020
in
openLCA
by
ohid776
(
140
points)
database
calculation
openlca
student version
0
votes
0
answers
515
views
How do I know my data is good looking at the Impact factor on OpenLCA?
asked
Oct 15, 2020
in
openLCA
by
LyneMorissette
(
120
points)
life cycle impact assessment (lcia)
ecoinvent
database
calculation
openlca
–2
votes
0
answers
434
views
If the production of 1 kg of integrated circuit, then based what assumption was this done?
asked
Sep 14, 2020
in
openLCA
by
James D. Wounuah
(
210
points)
openlca
database
life cycle inventory (lci)
calculation
0
votes
1
answer
1.5k
views
Fertiliser in openLCA- negative CO2 emissions
asked
Aug 21, 2020
in
openLCA
by
rrajbanshi
(
190
points)
ecoinvent3.6
calculation
results
openlca
0
votes
1
answer
1.5k
views
Can I run several product systems simultaneously and get the results in an Excel format?
asked
Aug 13, 2020
in
openLCA
by
mariacc
(
570
points)
calculation
openlca 1.10.2
product system
openlca
0
votes
1
answer
2.4k
views
How can you calculate the direct and indirect emissions linked to a production of a product
asked
Aug 6, 2020
in
openLCA
by
James D. Wounuah
(
210
points)
life cycle impact assessment (lcia)
calculation
database
+1
vote
1
answer
1.7k
views
Impact analysis of a flow
asked
Jul 29, 2020
in
openLCA
by
Isabel García
(
130
points)
flows
impact analysis
data inputs
calculation
impact
+1
vote
0
answers
807
views
Why does setting AllocationType in a calculation setup not change the allocation used in the calculation?
asked
Jul 10, 2020
in
openLCA
by
gjthoma
(
780
points)
olca-ipc
calculation
bug
0
votes
1
answer
796
views
OpenLCA 1.6 doesn't calculate.
asked
Jun 24, 2020
in
openLCA
by
brendacf
(
120
points)
openlca
calculation
0
votes
0
answers
853
views
How should we combine CalculationType possible values with SystemCalculator possible methods ?
asked
Jun 24, 2020
in
openLCA
by
cbrizard
(
700
points)
calculation
impact analysis
0
votes
1
answer
1.3k
views
[MatrixCache for calculations] How to create the cache, close the database connection and re-open it when I need it ?
asked
Jun 22, 2020
in
openLCA
by
cbrizard
(
700
points)
calculation
open database
0
votes
1
answer
1.4k
views
Why does the programme crash/take forever/not respond when I run calculations and create product system?
asked
Jun 4, 2020
in
openLCA
by
Cara
(
220
points)
crash
not responding
calculation
0
votes
0
answers
582
views
Any connection shows in sankey diagram
asked
May 27, 2020
in
openLCA
by
Zoli
(
570
points)
sankey diagram
openlca
product system
calculation
system process (lci)
0
votes
0
answers
794
views
why do i get negative results after making click in "calculate"?
asked
May 26, 2020
in
openLCA
by
Aldo Garcia
(
120
points)
results
calculation
+1
vote
0
answers
733
views
How can I calculate the impact on "Depletion of abiotic resources"?
asked
Apr 16, 2020
in
openLCA
by
107423
(
150
points)
database
ecoinvent
calculation
impact categories
abiotic depletion potential
0
votes
1
answer
717
views
why does my impact values shows linear proportionality when i increase my amount input values??
asked
Apr 8, 2020
in
openLCA
by
AnkitG
(
170
points)
calculation
openlca
0
votes
1
answer
673
views
calculation verification
asked
Mar 25, 2020
in
openLCA
by
R_G
(
180
points)
calculation
verification
modelling
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