Table 1. Specific Aging Test Profiles.
Standard
capacity tests | ||||
---|---|---|---|---|
Step | State | Condition | Duration | Cut-off values |
1 | CC charging | 1.4 A | 4.2 V | |
2 | CV charging | 4.2 V | 0.021 A | |
3 | Rest | 30 min | ||
4 | CC discharging | 1.4 A | 2.5 V | |
5 | Rest | 30 min | ||
6 | Repeat 1–5, 3 times |
High-temperature
cyclic aging tests | ||||
---|---|---|---|---|
Step | State | Condition | Duration | Cut-off values |
1 | CC charging | 2.1 A | 4.2 V | |
2 | CV charging | 4.2 V | 0.021 A | |
3 | Rest | 30 min | ||
4 | CC discharging | 2.1 A | 2.5 V | |
5 | Rest | 30 min | ||
6 | Repeat 1–5, 20 times |