New energy battery pack high and low temperature test cooling system and characteristics:

Overview of cooling system:

The cooling system in the high and low temperature test of the new energy battery pack is used to maintain the ambient temperature of the battery test within the set range. Its function is to ensure the accurate evaluation of the charging and discharge performance of the battery under high temperature and low temperature conditions.

Test purpose:

The main purpose of the high and low temperature test is to evaluate the performance of the new energy battery packs in extreme temperature environments, including charge and discharge performance, energy density, internal resistance and other electrochemical performance, as well as the safety and reliability of the battery.

System composition:

The cooling system mainly includes the following several components:

1. Refrigeration unit: Used to generate cold capacity and reduce the test ambient temperature.

2. Cooling medium: Used for transferring the cooling capacity and cooling the battery pack.

3. Circulation system: It is used to drive the circulating flow of the cooling medium.

4. Control system: It is used to monitor and adjust the test ambient temperature.

Characteristics and advantages:

The cooling system in the high and low temperature test has the following characteristics and advantages:

1.Efficiency: Can quickly reduce the test ambient temperature to the set range, improve the test efficiency.

2.Accuracy: Can accurately control the test ambient temperature to ensure the accuracy of the test results.

3.Reliability: With high reliability and stability, can run for a long time and maintain stable performance.

4.Maintainability: The system composition is simple, easy to maintain and check which.

Test process:

1. Preparation: Check the normal components of the cooling system and confirm that the test environment requirements are met.

2. Start the refrigeration unit: Open the refrigeration unit and reduce the test ambient temperature to the set range.

3. Maintain temperature stability: Adjust the refrigeration unit and circulation system through the control system to maintain the temperature stability of the test environment.

4. Conduct the battery test: Test the charge and discharge performance of the battery within the set temperature range.

5. Data recording and analysis: Record the test data and process and analyze it to evaluate the performance of the battery.

6. Shut off the system: After completing the test, turn off the refrigeration unit and circulation system and wait for the system to cool naturally.

7. Maintenance and overhaul: Maintenance and overhaul of the cooling system to ensure the normal operation of the system.