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汽车教学实训设备

汽车实训教学设备厂家:汽车充电阻预充电如何判断

作者:汽车教具 来源:汽车教学实训设备发布时间:2020-10-28 17:25:05 阅读次数:147 本文有782个文字,大小约为3KB,预计阅读时间2分钟

QICHEJIAOXUESHEBEICHANGJIAZHUYAOBAOHANSHENME,DIANDONGQICHECHONGDIANZUYUCHONGDIANYOUGAIRUHEPANDUANNI,XIAMIANYOUXIAOBIANWEIDAJIAXIANGXIJIESHAO!

  GUANYUQICHEJIAOXUESHIXUNSHEBEIDECHANGJIAYOUHENDUO,BIRUJINANHENGXINJIAOJUGONGSI、SHANGHAISHUOBOJIAOXUEYIQIGUANGZHOUSHIYIXUAN5DENG,CHANGJIALIMIANZHUYAOBAOHANQICHEJIAOXUESHEBEI、QICHEJIAOXUERUANJIAN、FADONGJISHIXUNTAIDENGDENG。

  预充电完成的判断

  1.FENBIECAIJICHEZAIDONGLIXUDIANCHIDEDIANYA、DIANJIKONGZHIQIDIANYA,RANHOUJIANG2GEDIANYAZHIJINXINGBIJIAO,2CHUDIANYAQUYUXIANGDENGSHI,SHUCHUYUCHONGWANCHENGXINHAO,BENWENCAIYONGCIZHONGFANGSHI,DANGDIANYAZHIDADAODONGLIXUDIANCHIDIANYA90%SHI,RENWEIYUCHONGDIANWANCHENG;

  2.CAIJIDIANJIKONGZHIQIZHILIUMUXIANDIANYA,DANGZHILIUMUXIANDIANYADADAOSHEDINGDEQIANYABAOHUDIAN,JINGGUOYANSHIHOU,SHUCHUYUCHONGWANCHENGXINHAO。YOUYUDIANLIUCHUANGANQIHEDIANYADIANLIUCAIYANGJINGDUPIANCHA、CHEZAIDONGLIDIANYUANGUANLIXITONGYIZHIXING、QIJIANWENDINGXINGDENGWENTI,KENENGKONGZHIQISHUCHUYUCHONGWANCHENGXINHAOSHISHIJIYUCHONGDIANWEIWANCHENG,DAOZHICHEZAIDONGLIXUDIANCHIYUYUCHONGDIANRONGZHILIUMUXIANCUNZAIDIANYACHA,WEIXIAOCHUSHUNSHIDADIANLIUCHONGJIFENGXIAN,YINGXIANGDIANJIKONGZHIQIDEANQUANXINGHEKEKAOXING,HUOZHESHUCHUYUCHONGWANCHENGXINHAOSHISHIJIYUCHONGDIANZAOYIWANCHENG,DAOZHIJIANGDIKONGZHILV。GUER,ZAIYUCHONGGUOCHENGZHONG,JIANCEGECANSHUBIANHUAYONGYIPANDUANYUCHONGDIANWANCHENG、GUZHANGDENGYOUWEIZHONGYAO;

汽车教学实训设备

  3.CAIJIDIANJIKONGZHIQIZHILIUMUXIANDIANLIU,DANGZHILIUMUXIANDIANLIUJIEJIN0ASHI,SHUCHUYUCHONGWANCHENGXINHAO;

  汽车教学设备中新能源汽车电池管理系统都会涉及高压预充环节,这是因为电机控制器(就是我们常说的逆变器)都带有较大的母线电容。冷态启动无预充电情况下,如主继电器直接接通,电池高压将直接加载到空的母线电容上,相当于瞬间短路,极大的瞬间电流会损坏继电器。加入预充电阻后,通过预充电回路先将母线电容进行预充电,这样主电路接通时的电流就可以控制在安全的范围内,确保系统正常运行。

  YISHANGJIUSHIJIANGJIEDEQICHESHIXUNJIAOXUESHEBEICHANGJIA:http://sol-arq.com/qa-ate/409.html,QICIXIAOBIANHAIJIESHAOLEQICHECHONGDIANZUYUCHONGDIANRUHEPANDUANDENEIRONGDENG,XIAOBIANKENENGJIANGJIEDENEIRONGBIJIAOJIANDAN,XIANGYAOXIANGXINEIRONGDEPENGYOUKEGUANGZHOUSHIYIXUAN5WEIXINGUANGZHOUSHIYIXUAN5,YEGUANGZHOUSHIYIXUAN5XUYAODINGGOUDEPENGYOULAIDINGZHI,GUANGZHOUSHIYIXUAN5GEWEIJINGXIAOSHANGYUYUANXIAOLAISHIDIKAOCHA!

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