Login
Remember
Register
Questions
Unanswered
Tags
Ask a Question
Recent
Hot!
Most votes
Most answers
Most views
Ask a Question
Highest voted questions
+1
vote
1
answer
494
views
Process validation error 'no reference set'
asked
Feb 12, 2019
in
openLCA
by
dhage
(
250
points)
openlca
excel import
import
no reference set
error
+1
vote
1
answer
1.5k
views
Is it possible to generate Product Systems using the API or Python library?
asked
Feb 12, 2019
in
openLCA
by
jkruger
(
130
points)
product system
python
json-rpc
calculate
openlca
+1
vote
1
answer
404
views
Ecoinvent with no reference flows
asked
Feb 11, 2019
in
openLCA
by
Nicola.Ferrara
(
1.5k
points)
openlca
ecoinvent
+1
vote
1
answer
813
views
Re-enter costs for existing flows in a new process?
asked
Feb 8, 2019
in
openLCA
by
sagets
(
830
points)
provider
openlca
economic allocation
flows
+1
vote
1
answer
765
views
Missing processes in Product System
asked
Feb 6, 2019
in
openLCA
by
psl1992
(
130
points)
openlca
default provider
product system
+1
vote
1
answer
871
views
EPD EDITOR IN OPENLCA 1.7
asked
Feb 5, 2019
in
openLCA
by
Frank.Gergaud
(
130
points)
epd editor
openlca1.7
+1
vote
1
answer
1.3k
views
Modelling of Market and product activities
asked
Feb 4, 2019
in
openLCA
by
Cleorf
(
160
points)
ecoinvent3.5
modelling
market process ecoinvent
concrete
openlca
+1
vote
2
answers
571
views
Importing Troubles exiobase3_monetary_20181212.zolca - error opening zip file
asked
Feb 4, 2019
in
openLCA
by
jsvanmonsjou
(
230
points)
exiobase
openlca
import error
+1
vote
1
answer
590
views
ILCD Midpoint+ providing unneccesary carbon credits?
asked
Jan 31, 2019
in
openLCA
by
ntblackstone
(
340
points)
life cycle impact assessment (lcia) methods
openlca
ilcd
different results
ipcc
+1
vote
1
answer
808
views
Why can not I massively import a data base via openLCA?
asked
Jan 30, 2019
in
openLCA
by
RomainT
(
130
points)
import
database
openlca1.7
+1
vote
1
answer
1.8k
views
insufficient memory error message even though enough memory assigned
asked
Jan 29, 2019
in
openLCA
by
eilidhforster
(
130
points)
openlca
memory
error
+1
vote
1
answer
612
views
Minimum CPU to run OpenLCA
asked
Jan 28, 2019
in
openLCA
by
amylandis
(
160
points)
openlca
cpu
computer processing
+1
vote
2
answers
1.3k
views
openLCA LCIA method pack for combined databases
asked
Jan 28, 2019
in
openLCA
by
frogeris
(
320
points)
openlca
life cycle impact assessment (lcia) methods
openlca lcia methods pack
+1
vote
1
answer
588
views
How to roundup a result of an formula
asked
Jan 28, 2019
in
openLCA
by
Lynn Lüdemann
(
380
points)
formula
dependant parameters
openlca
+1
vote
1
answer
910
views
Information for "license owner" maintenance
asked
Jan 28, 2019
in
openLCA
by
Nicola.Ferrara
(
1.5k
points)
licence owner
ecoinvent
openlca nexus
maintenance
+1
vote
1
answer
1.1k
views
How can I model a coal power plant and use LCI in each unit process?
asked
Jan 26, 2019
in
openLCA
by
h.mhosseini
(
130
points)
coal power plant
+1
vote
1
answer
662
views
Database import error (after an uncomplete installation of collaboration server)
asked
Jan 24, 2019
in
openLCA
by
g.garavini
(
130
points)
openlca1.7
error
installation
lca collaboration server
+1
vote
1
answer
603
views
Modelling as coproducts: from biowaste treatment to nitrogen fertiliser
asked
Jan 23, 2019
in
openLCA
by
sagets
(
830
points)
openlca
ecoinvent
multi functional process
coproducts
+1
vote
1
answer
1.7k
views
What is the meaning of process "container glass" in ELCD database ? (process category: systems)
asked
Jan 18, 2019
in
Miscellaneous
by
Ehsan
(
620
points)
container glass
elcd database
+1
vote
1
answer
2.6k
views
Keyboard Functionality in OpenLCA
asked
Jan 18, 2019
in
openLCA
by
wputman
(
290
points)
openlca
data
data inputs
+1
vote
1
answer
2.3k
views
How do i add data manually to a new database or downloaded database?
asked
Jan 11, 2019
in
openLCA
by
Ruffy
(
130
points)
openlca
missing data
provider linking
+1
vote
1
answer
1.2k
views
Calculation Failed - OpenLCA 1.7 using Ecoinvent data from Ecoinvent, not nexus
asked
Jan 9, 2019
in
openLCA
by
crackerlegs
(
170
points)
openlca1.7
ecoinvent3.5
error
life cycle impact assessment (lcia)
openlca
+1
vote
1
answer
682
views
Error: You need to open a target database of the import - openLCA 1.7
asked
Jan 7, 2019
in
openLCA
by
Cleorf
(
160
points)
installation
openlca1.7
ecoinvent3.5
target database
error
+1
vote
1
answer
2.3k
views
How does the pedigree matrix within the analysis calculation get calculated?
asked
Jan 6, 2019
in
openLCA
by
algae_tom
(
340
points)
openlca
results
life cycle impact assessment (lcia)
data quality
pedigree matrix
+1
vote
1
answer
2.2k
views
Citation OpenLCA in a paper
asked
Jan 3, 2019
in
openLCA
by
jsenansa
(
140
points)
citation
openlca
paper
+1
vote
1
answer
467
views
Display issues project results v.1.7.4
asked
Dec 6, 2018
in
openLCA
by
ntblackstone
(
340
points)
project
project report
openlca1.7
+1
vote
1
answer
522
views
Is there a way to export a Monte Carlo sim with more than 16 373 iterations ?
asked
Dec 4, 2018
in
openLCA
by
Charles A.
(
160
points)
monte carlo analysis
exporting results
openlca
+1
vote
1
answer
1.8k
views
Why are plant production processes showing negative values in the LCI "ClimateChange" even though it is not reasonable.
asked
Nov 27, 2018
in
openLCA
by
Thorsten
(
130
points)
openlca
life cycle inventory (lci)
results
+1
vote
1
answer
846
views
Error: missing parameter in formula
asked
Nov 26, 2018
in
openLCA
by
byoung
(
2.5k
points)
parameter
validation
openlca
+1
vote
1
answer
1.8k
views
Monte Carlo analysis - stardard deviation unit
asked
Nov 26, 2018
in
openLCA
by
Simona
(
210
points)
monte carlo analysis
openlca
uncertainty
sensitivity
+1
vote
1
answer
1.4k
views
How can I import data directly from the life cycle data network (LCDN)?
asked
Nov 23, 2018
in
openLCA
by
pieter
(
130
points)
lcdn
ilcd network import
import
openlca
+1
vote
0
answers
358
views
AWARE does not work for regionalized calculation
asked
Nov 21, 2018
in
openLCA
by
laurepatou
(
140
points)
aware
openlca
no regionalized information available
+1
vote
1
answer
1.7k
views
Implementation of the cumulative energy demand (CED) LCIA method with lower heating values, LHV (October 2017)
asked
Nov 15, 2018
in
openLCA
by
acobut
(
250
points)
life cycle impact assessment (lcia) methods
quantitative reference
openlca
+1
vote
1
answer
886
views
Ecosystem Quality adding up to more than 100% in contribution tree
asked
Nov 15, 2018
in
openLCA
by
FredericLeveille
(
130
points)
contribution tree
results
openlca
eugeos
+1
vote
0
answers
678
views
Recovery Energy
asked
Nov 14, 2018
in
openLCA
by
smy503
(
160
points)
openlca
waste
pyrolysis
energy recovery
+1
vote
2
answers
1.2k
views
Why I get different results when assessing the same dataset in OpenLCA and Simapro?
asked
Nov 10, 2018
in
openLCA
by
climetria
(
130
points)
openlca
life cycle impact assessment (lcia) methods
results
+1
vote
1
answer
1.4k
views
When will OpenLCA incorporate the updated methods described in PEF 2018 guide?
asked
Nov 9, 2018
in
openLCA
by
sagets
(
830
points)
ilcd
cml
aware
openlca
environmental footprints (pef - pefcr and oef - oefsr)
+1
vote
1
answer
561
views
Bad idea to change flow types via SQL?
asked
Nov 7, 2018
in
openLCA
by
mjamieson
(
5.2k
points)
openlca
developer
database
flow properties
sql
+1
vote
1
answer
508
views
Error on importing LCIA methods into ELCD database
asked
Oct 29, 2018
in
openLCA
by
Nuno Lapa
(
140
points)
import
life cycle impact assessment (lcia) methods
error
+1
vote
1
answer
412
views
Changes in electricity market also changes total energy use
asked
Oct 26, 2018
in
openLCA
by
Frida Hermansson
(
790
points)
openlca1.7
modelling
Page:
« prev
1
...
9
10
11
12
13
14
15
16
17
18
19
...
65
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
(2.4k)
Miscellaneous
(143)
LCA Collaboration Server
(58)
Follow @openlca
Most popular tags
openlca
database
ecoinvent
process
life cycle impact assessment (lcia)
life cycle impact assessment (lcia) methods
import
product system
openlca1.6
flows
error
results
calculation
modelling
python
data
openlca1.7
data inputs
monte carlo analysis
processes
openlca1.5
impact analysis
uncertainty
input output
olca-ipc
lca
lca collaboration server
openlca 2.0
methods
ecoinvent3.6
openlca 1.10.3
impact assessment method
life cycle assessment (lca)
waste treatment
provider linking
excel export
import export
exiobase
ecoinvent3.5
contribution tree
waste management
en15804
allocation
unit process
inventory
...
