Vacuum interrupter for load break switch (203)

Cikakken Bayani

Tags samfurin

Takaitaccen bayanin samfurin:

Tsarin aiki na waje yana tafiyar da lamba mai motsi, wanda ke buɗewa kuma yana rufe da'irar da aka haɗa.Mai katsewa ya haɗa da hannun rigar jagora don sarrafa hulɗar motsi da kare ƙwanƙolin rufewa daga karkacewa, wanda zai rage rayuwar sa sosai.
Ko da yake wasu ƙira-ƙira-ƙasa-tsalle suna da sauƙin haɗin haɗin kai, lambobin sadarwa gabaɗaya ana siffanta su da ramummuka, ramuka, ko tsagi don haɓaka ƙarfinsu na karya manyan igiyoyin ruwa.Arc halin yanzu da ke gudana ta cikin lambobi masu siffa yana haifar da ƙarfin maganadisu akan ginshiƙin baka, wanda ke haifar da wurin tuntuɓar baka don motsawa cikin sauri sama da saman lamba.Wannan yana rage lalacewa saboda zazzagewar baka, wanda ke narkar da karfen lamba a wurin tuntuɓar.
A cikin masu watsewar da'ira, kayan tuntuɓar injin-interrupter sune da farko 50-50 na jan karfe-chromium gami.Ana iya yin su ta hanyar walda takardar gami da jan ƙarfe-chrome akan saman tuntuɓar sama da ƙasa sama da wurin hulɗa da aka yi da jan ƙarfe mara iskar oxygen.Wasu kayan, kamar azurfa, tungsten da tungsten mahadi, ana amfani da su a cikin wasu ƙira masu katsewa.Tsarin tuntuɓar mai katsewa yana da babban tasiri akan iyawar sa na karye, ƙarfin ƙarfin lantarki da matakin sarewar yanzu.
Lokacin da ya cire haɗin wani adadin na yanzu, a lokacin rabuwa na lambobi masu tsauri da kuma a tsaye, halin yanzu yana raguwa zuwa wurin da lambobin sadarwa kawai suka rabu, yana haifar da karuwa mai girma na juriya tsakanin na'urorin lantarki da kuma karuwar zafin jiki, har sai da sauri. zubar da karfen lantarki yana faruwa, kuma a lokaci guda, an samu karfin filin lantarki mai girman gaske, wanda ke haifar da fitar da hayaki mai tsananin karfi da raguwar gibi, wanda ke haifar da vacuum arc.Lokacin da ƙarfin mitar wutar lantarki yana kusa da sifili, kuma a lokaci guda, saboda haɓakar nisan buɗewar lamba, plasma na vacuum arc yana saurin yaduwa.Bayan da arc halin yanzu ya wuce sifili, matsakaici a cikin ratar lamba yana canzawa da sauri daga jagora zuwa insulator, don haka an yanke halin yanzu.Saboda tsari na musamman na lambar sadarwa, ratar lamba zai samar da filin maganadisu mai tsayi yayin harbi.Wannan filin maganadisu na iya sanya baka a ko'ina a kan lamba surface, kula da wani low baka ƙarfin lantarki, da kuma sanya injin baka kashe dakin da wani babban dawo da gudun post arc dielectric ƙarfi, haifar da kananan baka makamashi da kuma kananan lalata kudi.