obsidian-notes/电源/电池/电芯.md
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---
title: 电芯
updated: 2022-07-22 01:59:17Z
created: 2022-07-22 01:02:46Z
---
实验室作坊产品24V60Ah采用7串结构电芯标称36Ah。其一零电压各电芯鼓包严重拣轻微鼓包电芯者修复后测之仍不能稳压遂判定电芯彻底坏死。
拿新品充满加10A恒流负载测试截止电压23V3.3*7=23.1V测得容量约36Ah与电芯容量基本一致。
分析发现采用均衡放电保护一体结构似乎无过压过放保护。10A充放电基本无热按常理应支持1.5C约50A放电未实测。均衡采用14片【】实测最大偏差约20mV限流采用10片【】