通信电源技术
通信電源技術
통신전원기술
TELECOM POWER TECHNOLOGIES
2014年
3期
51-54
,共4页
内阻测试%锁相放大PWM%AD630
內阻測試%鎖相放大PWM%AD630
내조측시%쇄상방대PWM%AD630
resistance testing%lock-in amplify%PWM%AD630
介绍了一种基于锁相放大原理的交流注入法测试电池组内阻的方法，阐述了其工作原理，推导了算法，详细给出了模块的硬件及软件方案。测试结果表明，该模块能够满足电池管理系统对于电池测量的精度要求。
介紹瞭一種基于鎖相放大原理的交流註入法測試電池組內阻的方法，闡述瞭其工作原理，推導瞭算法，詳細給齣瞭模塊的硬件及軟件方案。測試結果錶明，該模塊能夠滿足電池管理繫統對于電池測量的精度要求。
개소료일충기우쇄상방대원리적교류주입법측시전지조내조적방법，천술료기공작원리，추도료산법，상세급출료모괴적경건급연건방안。측시결과표명，해모괴능구만족전지관리계통대우전지측량적정도요구。
The method of AC inj ection based on principle of lock-in amplify to test resistance of lithium battery pack was introduced.Its working principle and algorithm of realization were discussed.The software and hardware scheme ap-plied were given in details.According to the test results,the module could satisfy the demand of BMS for accuracy.
