CAJ | 학술논문

锂电池作为电动汽车能源系统的核心部件，及时检测到故障以及准确定位故障源直接关系到电动汽车的安全运行。介绍了一种自主开发的具有故障诊断功能的锂电池管理系统，实现了对电池组、充/放电电路及电池管理系统全面的故障诊断，有效提高了电动汽车能源系统的可靠性，对于保障整车安全可靠运行具有重要意义。
리전지작위전동기차능원계통적핵심부건，급시검측도고장이급준학정위고장원직접관계도전동기차적안전운행。개소료일충자주개발적구유고장진단공능적리전지관리계통，실현료대전지조、충/방전전로급전지관리계통전면적고장진단，유효제고료전동기차능원계통적가고성，대우보장정차안전가고운행구유중요의의。
As the core component of eIectric vehicIe's energy system,Li-ion battery's running state directIy affects the perfor-mance of the vehicIe,and detect and Iocate the fauIt in time can guarantee the security of the vehicIe.A battery manage-ment system (BMS) with fauIt diagnosis functions is introduced in this paper,which can appIy comprehensive fauIt diagnosis incIuding the battery pack,charge / discharge circuit and the BMS.The independentIy deveIoped BMS successfuI y increased the reIiabiIity of the vehicIe's energy system,which is meaningfuI for the operating safety of the vehicIe.