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工频耐压试验中试验变压器容量的选择方法
发布时间:2019-12-12   点击次数:167次

工频耐压试验中试验变压器容量的选择方法

SHIYANBIANYAQIDERONGLIANGZHEIMEXUANZE,SHIHENDUODIANLIJIANCESHIXINGYEYIXIANSHIYONGRENYUANKUNRAODEWENTI,ZAIXUANZESHIYANBIANYAQIDEGUOCHENGZHONG,YIBANSHIYOUSHIYANBIANYAQISHENGCHANQIYETIGONGDESHIYONGSHUOMING,YIJINGTUIJIANDERONGLIANG。ERZAISHIJIDESHIYONGGUOCHENGZHONG,SHIYANBIANYAQIDERONGLIANGSHIFOUHESHI,SHIFOUZAIYUNXINGZHUANGTAI,NENGFOUMANZUQITAJIANCESHIYANDEYAOQIUNI?

SHOUXIAN,GENJUWOMENDESHIYANXUQIU,TONGGUOJISUANSHIKEYIDEDAOSHIHEDERONGLIANGDE,BIAOCHENGSHIYANBIANYAQIRONGLIANGPnDEQUEDINGGONGSHI:Pn=KVn2ωCt×10-9

ZAIGONGSHIZHONG:Pn----BIAOCHENGSHIYANBIANYAQIRONGLIANG(KVA)

Vn----SHIYANBIANYAQIDEEDINGSHUCHUGAOYADEYOUXIAOZHI(KV)

管家婆免费资料大全2020K-----ANQUANXISHU。K≥1,BIAOCHENGDIANYAVn≥1MVSHI,K=2,BIAOCHENGDIANYAJIAODISHI,KZHIKEQUGAOYIXIE。

Ct----BEISHIPINDEDIANRONGLIANG(PF)

ω----JIAOPINLV,ω=2πf,f-----SHIYANDIANYUANDEPINLV

BEISHISHEBEIDEDIANRONGLIANGCtKEYOUJIAOLIUDIANQIAOCECHU。CtDEBIANHUAHENDA,KEYOUSHEBEIDELEIXINGERDING。DIANXINGSHUJURUXIA:JIANDANDEQIAOSHIHUOXUANSHIJUEYUANZI JISHIWEIFA

JIANDANDEFENJITAOGUAN 100–1000PF

管家婆免费资料大全2020DIANYAHUGANQI 200–500PF

DIANLIBIANYAQI < 1000KVA -1000PF > 1000KVA 1000–10000PF

GAOYADIANLIDIANLANHEYOUJINZHIJUEYUAN 250–300PF/m

QITIJUEYUAN -60PF/m

管家婆免费资料大全2020FENGBIBIANDIANZHAN,SF6QITIJUEYUAN 100–10000PF

管家婆免费资料大全2020DUIYUBUTONGDESHIYANDIANYAVn,XUANZEBUTONGDE(SHIDANGDE)ANQUANXISHUK。YISHANGLIECHUBUTONGDEVnSUOXUANYONGDEKZHIGONGCANKAO

Vn = 50–100KV   K=4  Vn = 150–300KV  K=3  Vn > 300KV   K=2

GAISHIYANBIANYAQIRONGLIANGDEJISUANGONGSHI,SHIYONGYUGEZHONGSHIYANBIANYAQIJIANCESHIYANDECHANGHE,GENJUBEISHIYANPINSUOXUYAODEDIANYAJIANQUANRONGLIANG,LAIXUANZEHESHIRONGLIANGDESHIYANBIANYAQI。ZAIBAOZHANGJIANCESHIYANANQUANDEQIANTIXIA,XUANZEHESHIDESHIYANBIANYAQI,TONGSHIMANZUBUTONGRONGLIANGDESHIYANXUQIU。

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管家婆免费资料大全2020ZHUYINGCHANPIN:BIANPINCHUANLIANXIEZHENSHIYANZHUANGZHI,DIANLANGUZHANGCESHIYI,ZHENKONGLVYOUJI,HUILUDIANZUCESHIYI,JUEYUANDIANZUCESHIYI,XIANCHANGDONGPINGHENGCELIANGYI,BIANYAQIRONGLIANGTEXINGCESHIYI,DIANLANNAIYAYI

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