江西快3

您好,欢迎访问西安丰发机电设备有限公司官网!

发动机短路的时候,用什么方法去保护呢?

作者:admin 发布日期:2020/1/8 关注次数: 二维码分享

由于发电机江西快3差动保护不能保护定子绕组匝间短故障,在发生匝间短路后,若不能及时处理,则可能发展成为相间故障,造成发电机重大损坏,因此在大机组中都装设有发电机定子匝间短路保护,同时也可保护定子绕组断线故障。

定子绕组的保护的工作原理和构成:


江西快3 1、SHUANGXINGXINGJIEXIANDEHENGCHABAOHU;


江西快3 2、DINGZIRAOZULINGXUDIANYAYUANLI;


3、FUXUGONGLVFANGXIANGBISUOZHUANZIERCIXIEBODIANLIUZAJIANDUANLUBAOHU;



发动机租借


同步发电机的匝间短路保护


江西快3 SHANYUZONGCHADONGBAOHUBUFANYINGFADIANJIDINGZIRAOZUYIXIANGZAJIANDUANLU,YINCI,FADIANJIDINGZIRAOZUYIXIANGZAJIANDUANLUHOU,RUBUNENGJISHICHULIGUZHANG,ZEKENENGFAZHANCHENGWEIXIANGJIANGUZHANG,ZAOCHENGFADIANJIDEYANZHONGSUNHUAI。YINCI,ZAIFADIANJISHANG(YOUQISHIDAXINGFADIANJI)YINGZHUANGSHEDINGZIZAJIANDUANLUBAOHU,SHIGONGDIANTI。


一、匝简短路的特点


(1)FADIANJIDINGZIRAOZUYIXIANGZAJIANDUANLUSHI,ZAIDUANLUDIANLIUZHONGYOUZHENGXU、FUXUHELINGXUFENLIANGQIEGEXUDIANLIUXIANGDENG,TONGSHIDUANLUCHUSHUNYECHUXIANFEIZHOUQIFENLIANG。


江西快3 (2)FADIANJIBUTONGXIANGZAJIANDUANLUSHI,BIJIANGCHUXIANHUANLIUDEDUANLUDIANLIU。


(3)FADIANJIDINGZIRAOZUDEXIANQUANZAJIANDUANLUSHI,YOUYUPOHUAILEFADIANJIA、B、CSANXIANGDUIZHONGXINGDIANZHIJIANDEDIANDONGSHIPINGHENG,SANXIANGBUPINGHENGDIANDONGSHIZHONGDELINGXUFENLIANGFANYINGDAODIANYAHUGANQISHI,KAIKOUSANJIAOXINGRAOZUDESHUCHUDUANJIUYOU3Uo,ERYICIHUILUZHONGCHANSHENGDELINGXUDIANLIUZEHUIZAIBINGLIANFENZHIRAOZULIANGGEZHONGDIANZHIJIANDELIANXIANXINGCHENGHUANLIU。


(4)YOUYUYIXIANGZAJIANDUANLUSHI,CHUXIANFUXUFENLIANG,TACHANSHENGFANXIANGXUANZHUANCICHANG,YINERZAIZHUANZIHUILUZHONGGANYINGCHUERBEIPINLVDEDIANLIU,ZHUANZIZHONGDEDIANLIUFANGUOLAIYOUZAIDINGZIZHONGGANYINGCHUQITACIXIEBOFENLIANG,ZHEIYANG,BEIJINGZHUANYECHAICHUJIAGUGONGSI,DINGZIHEZHUANZIFANFUHUXIANGYINGXIANG,JIUZAIDINGZIHEZHUANZIHUILUZHONGCHANSHENGYIXILIEXIEBOFENLIANG。ERQIEYOUYUYIXIANGZHONGYIBUFENXIANQUANBEIDUANJIE,JIUKENENGSHIDEZAIBUTONGJIXINGXIADEDIANSHUFANYINGBUDUICHENG,YEJIANGZAIZHUANZIHUILUZHONGCHANSHENGXIEBOFENLIANG。


(5)一相匝间短路时的负序功率的方向与发电机其他内部及外部不对称短路时的负序功率方向相反


案例展示

CASE SHOW
  • 西安发电机租赁

    江西快3 FADIANCHERICHANGWEIHU:1、JIANCHAGEXUANZHUANJIANLIANJIELUOSHUANSHIFOUSONGDONG,JISHININGJIN;2、JIANCHAYOUDIQIAOZHONGJIYOUPINGMIAN,BUZUSHI,YINGTIANJIAJIYOU;3、JIANCHAYOUXIANGYOU…

    了解详情
  • 发电机出租

    江西快3 XIANFENGFAJIDIANSHEBEIYOUXIANGONGSIZHUANYECONGSHISHANXIFADIANJIZULIN,SHANXIFADIANCHECHUZU,SHANXIJINGYINFADIANCHECHUZU,SHANXIFADIANJICHUZUDENGYEWU.FADIANJIZHILIANGYOULIANG…

    了解详情
  • 发电机租赁案例

    江西快3 XIANFENGFAJIDIANSHEBEIYOUXIANGONGSIZHUANYECONGSHISHANXIFADIANJIZULIN,SHANXIFADIANCHECHUZU,SHANXIJINGYINFADIANCHECHUZU,SHANXIFADIANJICHUZUDENGYEWU.FADIANJIZHILIANGYOULIANG…

    了解详情
  • 静音发电机租赁

    江西快3 XIANFENGFAJIDIANSHEBEIYOUXIANGONGSIJINGYINFADIANJIZULIN…

    了解详情
  • 静音发电机租赁

    江西快3 XIANFENGFAJIDIANSHEBEIYOUXIANGONGSIZHUANYECONGSHISHANXIFADIANJIZULIN,SHANXIFADIANCHECHUZU,SHANXIJINGYINFADIANCHECHUZU,SHANXIFADIANJICHUZUDENGYEWU.FADIANJIZHILIANGYOULIANG…

    了解详情

快速通道 Express Lane

咨询热线

139-9192-1275139-9192-1275

YOUXIANG:361997102@qq.com

江西快3 QQ:361997102

手机站二维码