Table 1 Basic electrical characteristics of the batteries.

From: CNN-LSTM optimized with SWATS for accurate state-of-charge estimation in lithium-ion batteries considering internal resistance

Parameter

Panasonic NCR

18650BD

Samsung INR

18650-20R

Capacity

3000 mAh

2000 mAh

Nominal voltage

3.6 V

3.6 V

Minimum discharge voltage/Maximum charge voltage

2.5 V/4.2 V

2.5 V/4.2 V

Continuous discharge current

10 A

20 A

Internal resistance

Less than 26 mΩ

Less than 20 mΩ

Operating temperature

-20–60℃

-20–60℃

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