江苏快3

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零序电流互感器作用

  什么是零序电流互感器

  LINGXUDIANLIUHUGANQIYOUJIAOZUOSHENGYUDIANLIUHUGANQI、JIEDIDIANLIUHUGANQIHUOZHELOUDIANLIUHUGANQIZAIDIANLIXITONGCHANSHENGLINGXUJIEDIDIANLIUSHIYUJIDIANBAOHUZHUANGZHIHUOXINHAOPEIHESHIYONG,SHIZHUANGZHIYUANJIANDONGZUO,SHIXIANBAOHUHUOJIANKONG

  零序电流互感器的作用

  LINGXUDIANLIUHUGANQIDEJIBENYUANLISHIJIYUJIERHUOFUDIANLIUDINGLV:LIURUDIANLUZHONGRENYIJIEDIANDEFUDIANLIUDEDAISHUHEDENGYULING。

  ZAIXIANLUYUDIANQISHEBEIZHENGCHANGDEQINGKUANGXIA,GEXIANGDIANLIUDESHILIANGHEDENGYULING,Ia+Ib+Ic=0。

江苏快3  YINCI,LINGXUDIANLIUHUGANQIDEERCICERAOZUWUXINHAOSHUCHU,ZHIXINGYUANJIANBUDONGZUO。DANGFASHENGJIEDIGUZHANGSHIDEGEXIANGDIANLIUDESHILIANGHEBUWEILING,Ia+Ib+Ic=Io>0,IoJISHILINGXUDIANLIUHUOZHEJIAOZUOLOUDIANLIU、GUZHANGDIANLIU,GUZHANGDIANLIUSHILINGXUDIANLIUHUGANQIDEHUANXINGTIEXINZHONGCHANSHENGCITONG,LINGXUDIANLIUHUGANQIDEERCICEGANYINGDIANYASHIZHIXINGYUANJIANDONGZUO,DAIDONGTUOKOUZHUANGZHI,QIEHUANGONGDIANWANGLUO,DADAOJIEDIGUZHANGBAOHUDEMUDE。

江苏快3  ZAIXITONGCHUXIANJIEDIGUZHANGSHI,HUICHUXIANLINGXUDIANLIU,LINGXUDIANLIUHUGANQIJIUSHIYONGLAICEYUANJIANLINGXUDIANLIUDE。

  QIZHUYAOYONGYU:

江苏快3  1、LINGXUBAOHU(ZHONGXINGDIANJIEDIXITONG)

  2、XIAODIANLIUJIEDIXUNJIANYI(ZHONGXINGDIANBUJIEDIXITONG)

江苏快3  DANGDIANLUZHONGFASHENGCHUDIANHUOLOUDIANGUZHANGSHI,HUGANQIERCICESHUCHULINGXUDIANLIU,SHISUOJIEERCIXIANLUSHANGDESHEBEIBAOHUDONGZUO(QIEDUANDIANYUAN,BAOJINGDENGDENG)

  零序电流互感器作用原理

  LINGXUDIANLIUBAOHUJUTIYINGYONGKEZAISANXIANGXIANLUSHANGGEZHUANGYIGEDIANLIUHUGANQI(CT),HUORANGSANXIANGDAOXIANYIQICHUANGUOYILINGXUCT,YEKEZAIZHONGXINGXIANNSHANGANZHUANGYIGELINGXUCT,LIYONGZHEIXIEC.TLAIJIANCESANXIANGDEDIANLIUSHILIANGHE,JILINGXUDIANLIUIo,IA+IB+IC=Io,DANGXIANLUSHANGSUOJIEDESANXIANGFUHEWANQUANPINGHENGSHI(WUJIEDIGUZHANG,QIEBUKAOLVXIANLU、DIANQISHEBEIDEXIELOUDIANLIU),Io=0;DANGXIANLUSHANGSUOJIEDESANXIANGFUHEBUPINGHENG,ZEIo=IN,CISHIDELINGXUDIANLIUWEIBUPINGHENGDIANLIUIN;DANGMOUYIXIANGFASHENGJIEDIGUZHANGSHI,BIRANCHANSHENGYIGEDANXIANGJIEDIGUZHANGDIANLIUId,CISHIJIANCEDAODELINGXUDIANLIUIO=IN+Id,SHISANXIANGBUPINGHENGDIANLIUYUDANXIANGJIEDIDIANLIUDESHILIANGHE。

  LINGXUDIANLIUBAOHUYIBANSHIHESHIYONGYUTNJIEDIXITONG。YINWEIDANGFASHENGYIXIANGJIEDISHI,DUITN-SXITONGIdHUILUZUKANGBAOKUOXIANGXIANZUKANGZ1,PEXIANZUKANGZPEHEJIECHUZUKANGZf,JIZs=Z1+ZPE+Zf;DUIYUTN-CXITONG,IdHUILUZUKANGBAOKUOXIANGXIANZUKANGZ1,PENXIANZUKANGZPENHEJIECHUDIANZUZf,JIZS=Z1+ZPEN+Zf;DUIYUTN-C-SXITONG,IdHUILUZUKANGBAOKUOXIANGXIANZUKANGZ1,PENXIANZUKANGZPEN,PEXIANZUKANGZPEHEJIECHUDIANZUZf,JIZS=Z1+ZPEN+ZPE+Zf,CHANSHENGDEDANXIANGJIEDIGUZHANGDIANLIUId=220/ZS,MINGXIANDAYUWUGUZHANGSHIDESANXIANGBUPINGHENGDIANLIU,ZHIYAOZHENGDINGHESHI,JIUKEJIANCECHUFASHENGJIEDIGUZHANGSHIDELINGXUDIANLIU,YIQIEDUANGUZHANGHUILU。ERDUIITXITONG,YIBANJUNSHISHIYONGDUIGONGDIANKEKAOXINGYAOQIUJIAOGAO、DUIDANXIANGJIEDIBUBIYAOLIJIQIEDUANGONGDIANHUILU、DANXUFACHUJUEYUANPOHUAIJIANCHAXINHAO、YIWEICHIJIXUGONGDIANYIDUANSHIJIANDEGONGKUANGQIYENEIDEBUPEICHUZHONGXINGXIANDESANXIANGSANXIANPEIDIANXIANLU。

  DANGDANXIANGJIEDISHI,GAIGUZHANGXIANLUSHANGLIUGUODELINGXUDIANLIUSHIQUANXITONGFEIGUZHANGXITONGDIANRONGDIANLIUZHIHE,YINERRONGYIJIANCECHUJIEDIGUZHANGDIANLIU,GUKEYONGLINGXUDIANLIUBAOHUZHUANGZHILAIJIANCHAXIANGDUIDIDIYICIJIEDIGUZHANG。

江苏快3  TTJIEDIXITONGCHANGYINGYONGYUGONGNONGYE、MINYONGJIANZHUDEZHAOMING、DONGLIHUNHEGONGDIANDESANXIANGSIXIANPEIDIANXITONGZHONG,CHANGFAXIANSANXIANGBUPINGHENGDIANLIUJIAODA,DANGFASHENGYIXIANGJIEDISHI,IdHUILUZUKANGBAOKUOXIANGXIANZUKANGZ1,PEXIANZUKANGZPE,FUZAICEJIEDIDIANZURAHEDIANYUANCEJIEDIDIANZURB,JIECHUZUKANGZf,JIZS=Z1+ZPE+RA+RB+Zf,JIEDIGUZHANGDIANLIUId=220/ZS,YOUYURA+RB>>Z1+ZPE+Zf,QIERA+RBSHUZHIYIBANJUNJIAODA,HENMINGXIANTTXITONGDEGUZHANGHUANLUZUKANGDA,CHANSHENGDEDANJIEGUZHANGDIANLIUId,YUANYUANXIAOYUBUPINGHENGDIANLIU,HENNANJIANCECHUGUZHANGDIANLIU,GUBUSHIYONGYUTTJIEDIXITONG。

江苏快3  DUIYULINGXUDIANLIUBAOHUDELINGXUCTANZHUANG,YIDINGYAOFUHEYOUGUANGONGYIBIAOZHUN。DUIYUITJIEDIXITONG,YOUYUFASHENGDANXIANGJIEDIGUZHANGSHI,JIEDIDIANLIUBUJINKENENGYANZHEFASHENGGUZHANGDIANLANDEDAOTIBIAOMIANLIUHUI,ERQIEYEKENENGYANZHEFEIGUZHANGDIANLANDEDAOTIBIAOMIANLIUHUI,GUANZHUANGSHIBIXUJIANGDIANLANTOUJINGLINGXUCTJIEDI,ZHEIYANGCAINENGBAOZHENGGUZHANGXIANGHEFEIGUZHANGXIANGDEDIANRONGDIANLIUTONGGUOJIEDIDIAN,JINENGFANGZHIQUWAIGUZHANGSHIBAOHUZHUANGZHIWUDONGZUO,YOUNENGBAOZHENGGUZHANGSHIZHUANGZHIKEKAODONGZUO。

  DUIYUITJIEDIXITONG,YIBANCAIYONGZAIZHONGXINGXIANNSHANGANZHUANGLINGXUCT,DUIZAIDIYACEMUPAIDELINGXUCTBIXUANZHUANGYUZHONGXINGXIANNYUGONGZUOJIEDIDIAN(HUOZHONGFUJIEDI)ZHIJIANDEMUPAISHANG。RULINGXUCTANZHUANGYUPEIDIANPINGDENXIANMUPAISHANG,YOUYUPEIDIANPINGJINSHUWAIQIAOYIBANZHIJIEYUJIEDIJIXIANGLIAN,DANGMUXIANFASHENGJIEDIDUANLUSHI,CHANSHENGDEGUZHANGDIANLIUIdJIANGYANZHEPEIDIANPINGJINSHUWAIQIAO→JIEDIXIAN→BIANYAQIZHONGXINGDIANLIUDONG,ERBUJINGGUOLINGXUCT,DABUDAOSUOYAOQIUSHIXIANDEBAOHUGONGNENG,ZHEIYIDIANZAIXIANCHANGSHIGONGSHIHENRONGYISHUHU。

  零序电流互感器跟电流互感器区别

江苏快3  DIANLIUHUGANQIDEZUOYONGSHIKEYIBASHUZHIJIAODADEYICIDIANLIUTONGGUOYIDINGDEBIANBIZHUANHUANWEISHUZHIJIAOXIAODEERCIDIANLIU,YONGLAIJINXINGBAOHU、CELIANGDENGYONGTU。RUBIANBIWEI400/5DEDIANLIUHUGANQI,KEYIBASHIJIWEI400ADEDIANLIUZHUANBIANWEI5ADEDIANLIU。

江苏快3  YUANLI:LINGXUDIANLIUBAOHUDEJIBENYUANLISHIJIYUJIERHUOFUDIANLIUDINGLV:LIURUDIANLUZHONGRENYIJIEDIANDEFUDIANLIUDEDAISHUHEDENGYULING。ZAIXIANLUYUDIANQISHEBEIZHENGCHANGDEQINGKUANGXIA,GEXIANGDIANLIUDESHILIANGHEDENGYULING,YINCI,LINGXUDIANLIUHUGANQIDEERCICERAOZUWUXINHAOSHUCHU,ZHIXINGYUANJIANBUDONGZUO。DANGFASHENGJIEDIGUZHANGSHIDEGEXIANGDIANLIUDESHILIANGHEBUWEILING,GUZHANGDIANLIUSHILINGXUDIANLIUHUGANQIDEHUANXINGTIEXINZHONGCHANSHENGCITONG,LINGXUDIANLIUHUGANQIDEERCICEGANYINGDIANYASHIZHIXINGYUANJIANDONGZUO,DAIDONGTUOKOUZHUANGZHI,QIEHUANGONGDIANWANGLUO,DADAOJIEDIGUZHANGBAOHUDEMUDE。

江苏快3  LINGXUHUGANQIZUOYONG:DANGDIANLUZHONGFASHENGCHUDIANHUOLOUDIANGUZHANGSHI,BAOHUDONGZUO,QIEDUANDIANYUAN。

  SHIYONG:KEZAISANXIANGXIANLUSHANGGEZHUANGYIGEDIANLIUHUGANQI,HUORANGSANXIANGDAOXIANYIQICHUANGUOYILINGXUDIANLIUHUGANQI,YEKEZAIZHONGXINGXIANNSHANGANZHUANGYIGELINGXUDIANLIUHUGANQI,LIYONGQILAIJIANCESANXIANGDEDIANLIUSHILIANGHE。