Product Description
Introducing our "Car Li-ion Battery Pack Large-Scale Charge Discharge Testing System." This cutting-edge testing system is specifically designed for large-scale assessments of Lithium-ion (Li-ion) battery packs used in electric vehicles. With a focus on evaluating the charge-discharge performance and overall capacity of these battery packs, our testing system ensures accurate and reliable results for enhanced battery management.
Product Features
Scalable Testing Capability: Tailored for large-scale testing, this system accommodates the unique requirements of car-sized Lithium-ion battery packs commonly found in electric vehicles.
Charge-Discharge Performance Assessment: The primary function of the system is to thoroughly evaluate the charge and discharge capabilities of car Li-ion battery packs, providing critical insights into their operational efficiency.
Comprehensive Testing Modes:
Charge Mode: Executes reliable and controlled charging cycles to assess the pack's ability to store energy efficiently.
Discharge Mode: Evaluates the discharge performance, ensuring the battery pack can deliver power consistently.
Large Voltage Range: With a broad voltage range, spanning from 0V to the applicable voltage of car Li-ion battery packs, the system accommodates various pack configurations and specifications.
Real-time Monitoring: The system provides real-time monitoring capabilities, allowing operators to observe and analyze crucial parameters such as voltage, current, and temperature during the testing process.
Data Logging and Analysis: Captures and logs comprehensive data during each testing cycle, enabling in-depth analysis of the battery pack's behavior over time.
Safety Protocols: Incorporates robust safety protocols to protect both the testing equipment and the Li-ion battery packs. This includes safeguards against overcharging, overdischarging, overcurrent, and overheating.
Applications:
The "Car Li-ion Battery Pack Large-Scale Charge Discharge Testing System" is specifically designed for manufacturers, researchers, and automotive engineers engaged in the development, quality assurance, and optimization of Lithium-ion battery packs used in electric vehicles.
Operating Guidelines:
Battery Pack Connection: Connect the car-sized Li-ion battery pack securely to the designated ports of the testing system.
Testing Parameter Configuration: Utilize the user-friendly interface to set the desired testing parameters, including charge and discharge rates, voltage limits, and safety thresholds.
Initiate Testing: Activate the testing process through the system's interface. The testing system will execute the configured charge and discharge cycles based on the specified parameters.
Real-time Monitoring: Monitor the real-time data displayed on the interface during the testing process. This allows for immediate observation and analysis of the Li-ion battery pack's behavior.
Data Analysis: After completing the testing cycles, review the comprehensive test results, including voltage profiles, current characteristics, and temperature variations. Analyze the data to assess the overall performance and health of the car Li-ion battery pack.
Product Parameters
AC Input Parameters
| Item |
Technical Parameters |
| Wiring Method |
AC220V Three-Phase Five-Wire System |
| Input Power Supply |
AC380V |
| Power Factor |
≥99%(full load) |
| THDi |
≤5%(full load) |
| Maximum feedback efficiency |
≥92%(full load) |
DC output parameters
| Item |
Technical Parameters |
| Voltage range |
Charging Voltage: 0V ~ 60V Discharging Voltage: 6V ~ 60V |
| Voltage Accuracy |
±0.05%FS |
| Voltage Resolution |
1mV |
| Current Range |
0 ~ 240A |
| Current Accuracy |
±0.05%FS |
| Current Resolution |
1mA |
| Current Response Time |
10ms(10%FS ~ 90%FS) |
| Charge/Discharge Conversion Time |
20ms(-90%FS ~ 90%FS) |
| Channel Control Mode |
All channels can be independently controlled. |
| Auxiliary channels |
Each channel is equipped with an auxiliary temperature channel. |
Step Function Features / Function Features of Operation Steps
| Item |
Technical Parameters |
| Minimum Data Logging Time |
10ms |
| Editable Number of Steps |
2000 |
| Number of Step Cycles |
65535 |
| Step Cycle Nesting |
5 |
| Charge and Discharge Modes |
Idle, Pause, Constant Current Charge (CC), Constant Voltage Charge (CV), Constant Resistance Charge (CR), Constant Current Constant Voltage Charge (CCCV), Constant Power Charge (CP), Constant Current Discharge (DC), Constant Power Discharge (DP), Constant Resistance Discharge (DR), Direct Current Internal Resistance Test (DCIR) |
| Termination Criteria |
Voltage, Current, Capacity, Energy, Time, Power, Cycle Count, BMS Parameters, Custom Advanced Parameters (Supporting Single or Multiple Logic AND/OR Combinations) |
| Execution Action Types |
Jump, Pause, Protect, Next Step |
| Importing DBC Files |
Supports File Editing, Saving, and Importing |
| Direct Current Internal Resistance Testing (DCIR) |
Supports DCIR (Direct Current Internal Resistance) test steps, hardware real-time calculation, and supports two types of tests: (V1-V2)/(I1-I2) and (V1-V2)/I. |
| Data Export Methods |
Export data in Excel and CSV formats. |
Protection Functions
| Item |
Technical Parameters |
| AC-Side Protection |
AC Grid Voltage Over/Under Voltage Protection, Surge Protection, Anti-Islanding Protection, Over/Under Frequency Protection, Hardware Overtemperature Protection, Self-Test Protection, etc. |
| DC-Side Protection |
Bus Over/Under Voltage Protection, Hardware Overtemperature Protection, Battery Channel Line Reverse Connection Protection, etc. |
| Battery-Side Comprehensive Protection |
Battery pack total voltage upper/lower limit protection, battery cell voltage upper/lower limit protection, battery temperature upper/lower limit protection, battery charge/discharge current upper limit protection, battery capacity upper/lower limit protection, BMS communication loss protection, network disconnection protection, etc. |
| Ingress Protection (IP) Rating |
IP22 |
| Operating Temperature Range |
0ºC~ 45ºC |
| Cooling Method |
Forced Air Cooling |
| Sound Level |
≤75dB |
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