A battery system large current test circuit
CN224696045UActive Publication Date: 2026-08-28SHANGHAI ELECTRICAL APPLIANCES RES INSTGROUP +1
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Patent Information
- Application Number
- CN202522276875.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-28
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-10-28
AI Technical Summary
Technical Problem
而在测试过程中电池包的大电流充放电设备往往价格较高，实验室配置的充放电设备大多都是0-800A的设备，电池包测试到2000A以上的电流时就需要定制专用设备价格偏高且因为测试频率不高设备、利用率较低
Benefits of technology
本实用新型通过两台及以上的充放电设备并联后稳定输出大电流，利用已有的小电流设备经过电路优化即可满足电池系统的大电流测试要求，再通过开关元器件S1、S2控制电路开合并配合使用半导体元器件完成充放电设备对电池系统的充电测试或放电测试。
✦ Generated by Eureka AI based on patent content.
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Figure CN224696045U_ABST
Abstract
The utility model belongs to the battery system test technical field relates to a kind of battery system large current test circuit, including multiple charge-discharge components, and multiple charge-discharge components are connected in parallel;The charge-discharge component includes charge-discharge equipment, switching component S1, switching component S2, semiconductor component one and semiconductor component two and its connection relationship.The utility model passes through two and above charge-discharge equipment and is connected in parallel to stabilize output large current, using existing small current equipment can meet the large current test requirement of battery system after circuit optimization, and then through switching component S1, S2 control circuit opening and closing and cooperate with semiconductor component to complete the charge-discharge equipment charging test or discharge test of battery system.
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