500万彩票

0712-2883988

500万彩票

真空开关绝缘外壳高度尺寸的确定

发布日期: 2015-08-04

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  1、绝缘外壳高度尺寸的确定

  JINYUANWAIQIAOZUIXIAOGAODUSHIYOUCHONGJIDIANYAZHIJUEDINGDE。DUIYUZHENKONGKAIGUANDEBUTONGSHIYONGCHANGHE,GENJUXITONGLIKENENGCHUXIANDESHUNSHIGUODIANYAYIJIGUODIANYABAOHUZHUANGZHIDETEXING,GUOJIABIAOZHUNGB311GUIDINGLETASUOBIXUCHENGSHOUDECHONGJIDIANYAZHI。BIAO1LIECHULESANZHONGBUTONGDIANYADENGJIKAIGUANGUANNAISHOUCHONGJIDIANYADEGUOJIABIAOZHUN。ZHEISHIZUOWEISHEJIJINYUANWAIQIAOGAODUDEYUANSHIYIJU。GENJU1.1DEFENXI,BIAO2JICHULEZAIHAIBAGAODU1000MICHUBUTONGDIANCHANGFENBUXIAMANZUGEZHONGCHONGJIDIANYADEZUIXIAODIANQIJIANXI。ZHEIXIEDOUSHILILUNYUSHIYANXIANGJIEHEDESHUJU,QIZHONGFEIJUNYUNDIANCHANGLANZHONGSUOJICHUDEJIANXIZHIKEYIBAOZHENGZAIRENHEDIANCHANGTIAOJIANXIAJIANXIDOUNENGCHENGSHOUDUIYINGDECHONGJIDIANYA。JIARUYAOSUOXIAOGUANZIJINYUANWAIQIAODEGAODU,ZEBIXUJINGXINSHEJIDIANJIWAIXINGHUOJIAYISHIDANGDEPINGBILAIGAISHANXIAOXIDUANZHIJIANDEDIANCHANGFENBUZHUANGTAI,SHIDIANCHANGQUYUJUNYUN,JIDIANQIJIANXIDEJIXIANZHISHIBIAO2JUNYUNDIANCHANGLANJICHUDESHUZHI。CISHIGAODUJIANSHAOLE60%~70%.

  冲击电压标准

  EDINGGONGZUODIANYA

500万彩票  (kV)(YOUXIAOZHI) EDINGCHONGJIDIANYA

  (kV)(1.5/40μs)

  3 42

  6 57

  10 75

  海拔1000米处电气间隙值:

  额定冲击电压(kV) 4 6 8 12 20 40 60 80 100

  非均匀电场时(mm) 3 5.5 8 14 25 60 90 130 170

  均匀电场时(mm) 1.2 2 3 4.5 8 17 27 35 45

500万彩票  HAIYINGLIUYI,DANGHAIBAGAODUCHAOGUO1000MISHI,DIANQIJIANXIZHIHAIYAOCHENGYIXIUZHENGXISHUZ,Z=1/(k-), SHIZHONGCHANGSHUk=1.1, HSHIHAIBAGAODUZHI,DANWEISHIMI。

  2、绝缘外壳爬电间隔的确定

500万彩票  PADIANJIANGESHIZHIKAIGUANXIAOXIDUANZHIJIANYANJINYUANWAIQIAOBIAOMIANDEZUIDUANJUGAO。TAYUSHUNSHIGUODIANYAWUGUAN,SHIYOUKAIGUANGUANDEEDINGGONGZUODIANYASUOJUEDINGDE,TONGSHIYAOKAOLVHUANJINGDEWURANTIAOJIANHEJIEZHICAILIAOZHONGLEIDEYINGXIANG。TONGCHANGHUANJINGDEWURANTIAOJIANSHIGENJUHUANJINGDESHIRUNQINGKUANGHECHENAIWUZHIDEDAODIANQINGKUANGERJIAYIQUBIEDE。DUIYUBOLIHETAOCICAILIAO,YOUYUBOLIDEXICHAOXINGJIAOQIANG,QIEQITINEIDEJIANLIZIZAIDIANCHANGZUOYONGXIADEDINGXIANGQIANYIERCHANSHENGDEDIANJIEXIANXIANG,DOUJIAZHONGLEBOLIBIAOMIANDEDIANCHANGJIBIAN。SUOYIQIBIAOMIANSHANLUOTEXINGBURUTAOCICAILIAO,ERSHANGYOUTAOCIDEJIEDIANXINGNENGYOUYOUYUWEISHANGYOUTAOCI。BIAO3JICHULEBUTONGGONGZUODIANYASUOXUDEPADIANJIANGE。