Lithium-ion : Behaviour at limits

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Lithium-ion : Behaviour at limits

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(go directly to "Lithium-ion model")

Behaviour at limits:

This group defines the absolute operating limits of Li-Ion batteries:

-Charge Cut-Off Voltage specifies the maximum allowed voltage when charging.
- Discharge Cut-Off Voltage specifies the minimum allowed voltage in discharge state.
- Minimum charging temperature, as specified in datasheets (for information only)
- Minimum discharging temperature, as specified in datasheets. This parameter is used to challenge the internal resistance model at low discharge temperature.
- Maximum charge current, as specified in datasheets (for information only)
- Maximum discharge current. This parameter is usually taken from datasheets. It can be modified for cells available in the internal database: PVSyst applies a consistency-check of the voltage model, and if the discharge voltage at minimum temperature and maximum discharge current falls below the discharge cut-off voltage, then the maximum discharge current will be limited. This mechanism keeps the coherency of the whole dataset.

 

Batt_Li_OperLimits