1. Core Functions and Principles
The device charges and discharges batteries in constant current or constant voltage mode, and monitors key parameters in real time:
Charge and Discharge Control: Supports constant current (CC), constant voltage (CV), constant power (CP), and other modes to simulate real operating conditions.
Parameter Monitoring: High-precision acquisition of voltage, current, temperature, internal resistance, and other data to evaluate battery performance.
Safety Protection: Equipped with multiple protections such as overvoltage, undervoltage, overcurrent, short circuit, reverse connection, and overheating, with automatic shutdown in case of abnormalities.
2. Main Application Scenarios
Research and Production: Used for cell development, production line capacity grading and matching, and batch sampling inspection to ensure product consistency.
Operation and Maintenance: Used for regular capacity verification tests in communication base stations, data centers, and energy storage power stations, providing early warning of faulty batteries.
Echelon Utilization: Evaluates the performance of retired power batteries and screens reusable cells.
3. Mainstream Products and Technology Trends in the Market
Products on the market range from basic portable types to high-precision system types, with technology developing towards high precision, intelligence, and green development.
High Precision and Intelligence: The new generation of equipment achieves an accuracy of ±0.02%FS, and some integrate AI algorithms for life prediction.
Green and Energy Saving: Energy feedback devices invert discharge energy into AC power and feed it back to the grid, with an energy saving rate exceeding 90%.
Full Cycle Coverage: The product matrix covers testing needs from cells to systems at all levels.
4. Key Points for Selection
When selecting, pay attention to the following key parameters:
Voltage and Current Range: Must cover the specifications of the battery under test, such as 48V, 110V, 220V, etc.
Measurement Accuracy: Voltage accuracy is usually within ±0.1%, and current accuracy is within ±1%.
Energy Handling Method: For low-power testing, energy dissipation type can be selected; for high-power and high-frequency testing, energy feedback type is recommended.
Safety and Data Management: Must have comprehensive protection functions and support data export and remote monitoring.
In summary, the battery charge and discharge tester is a key tool to ensure battery safety and performance. When selecting, it is necessary to comprehensively consider functions, accuracy, safety, and data management capabilities based on specific application scenarios and budget. Battery Charge and Discharge Tester
