openLCA archived user forum

Hi Andreas, just to be precise, here is the model graph: http://i62.tinypic.com/mjrcw6.png The product is a recycled inert aggregate, and the cycle starts from raw material extraction, its use in building work, demolition and waste which is then reintroduced into the system instead of raw material. ...

Hi Andreas, thanks for your advices, but I don't completely understand how to risolve my problem.. I created all the processes of my system with respective input/output (of course, most of outputs of previous step correspond to inputs of the next), and I can connect steps between them in the model g...

Hello everyone. I am a new user of openLCA and I need help with the modelling of my analysis. I am also a beginner of LCA, and I'm learning to use the tool. I don't understand how to outline the system that I have to study, especially how to separate flows and processes. In my attempt I indicated as...