Technical parameters of power battery thermal abuse (thermal shock) test chamber

1、 The heating test shall be conducted according to the following steps:

1. Safety test of single battery

Charge the individual battery according to the method in 6.1.3.

Place the individual battery in the temperature chamber:

——For lithium-ion batteries, the temperature chamber rises from room temperature to 130 ℃± 2 ℃ at a rate of 5 ℃/min and maintains this temperature for 30 minutes before stopping heating;

——For nickel metal hydride batteries, the temperature chamber rises from room temperature to 85 ℃± 2 ℃ at a rate of 5 ℃/min and maintains this temperature for 2 hours before stopping heating.

c. Observe for 1 hour.

Battery module safety test

The heating test shall be conducted according to the following steps:;

Charge the battery module according to the method in 6.1.4;

For lithium-ion batteries, the temperature chamber rises from room temperature to 130 ℃± 2 ℃ at a rate of 5 ℃/min and maintains this temperature for 30 minutes before stopping heating;

1. Temperature range: normal temperature -200 degrees (adjustable)

2. Temperature display: digital display

3. Temperature uniformity: ± 2 degrees

4. Heating time: 5 degrees per minute

5. Timer: 0-9999H (can be set and displayed)

6. Inner box dimensions (width x depth x height): approximately 400 x 400 x 500mm

7. Box material: Inner box made of stainless steel, outer box made of cold-rolled steel plate treated with baking paint

8. Insulation material: high-efficiency compressed insulation cotton

9. Supply air circulation system: convective supply air circulation system

10. Protection device: over temperature alarm, overload protection

11. Equipment dimensions (length x width x height): approximately 650 x 530 x 920mm

12. Working power supply: AC220V, 50Hz