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The cycling aging simulation is very time-consuming, for example, for 100 cycles (C/3 charge and discharge) it takes more than 2 hours, and we might not see significant amount of aging after 100 cycles. I'm wondering if it is possible to add a time-accelerating factor or other methods to speed up the process. Here is one example of how COMSOL uses a time-accelerating factor for SEI growth: https://www.comsol.com/model/1d-lithium-ion-battery-model-for-the-capacity-fade-tutorial-12667
" By assuming that every simulated charge-discharge-cycle in the model represents an average aging behavior for a larger number of cycles Tau, and by further assuming that, over one complete charge-discharge cycle, all lithium captured in the SEI layer can be seen as stemming from the negative electrode, the capacity loss can be accelerated by rewriting the
stoichiometry of the SEI forming reaction by adding the reaction formula:
Motivation
No response
Possible Implementation
No response
Additional context
No response
The text was updated successfully, but these errors were encountered:
Closing due to no reply from author. As @brosaplanella said you can just change the parameters to make aging faster. It would be challenging to implement this in a way that works well for all degradation models, and a half-working implementation might just confuse users. Reopen if further discussion is needed.
Description
The cycling aging simulation is very time-consuming, for example, for 100 cycles (C/3 charge and discharge) it takes more than 2 hours, and we might not see significant amount of aging after 100 cycles. I'm wondering if it is possible to add a time-accelerating factor or other methods to speed up the process. Here is one example of how COMSOL uses a time-accelerating factor for SEI growth:
https://www.comsol.com/model/1d-lithium-ion-battery-model-for-the-capacity-fade-tutorial-12667
" By assuming that every simulated charge-discharge-cycle in the model represents an average aging behavior for a larger number of cycles Tau, and by further assuming that, over one complete charge-discharge cycle, all lithium captured in the SEI layer can be seen as stemming from the negative electrode, the capacity loss can be accelerated by rewriting the
stoichiometry of the SEI forming reaction by adding the reaction formula:
Motivation
No response
Possible Implementation
No response
Additional context
No response
The text was updated successfully, but these errors were encountered: