Gwajin juriya na Insulation ya dace don auna ƙimar juriya na kayan kariya daban-daban da juriyar juriya na Transformers, Motors, Cables da Kayan Wutar Lantarki, Don Tabbatar da cewa waɗannan kayan aikin, Kayan Wutar Lantarki da Layuka suna aiki a cikin yanayi na yau da kullun don guje wa girgiza wutar lantarki, bala'i da kayan aiki. Lalacewa.
Matsalolin gama gari na Gwajin Resistance Insulation sune kamar haka:
1. Lokacin Auna Juriya Load, Menene Alakar Tsakanin Fitar Short-Circuit A halin yanzu na Gwajin Resistance Insulation da Aunawa Data, kuma Me yasa?
Girman Fitar da Gajerun-Circuit A halin yanzu na Gwajin Juriya na Insulation na iya Nuna Girman Juriya na Cikin Gida na Babban Ƙarfin Wuta a cikin Megger.
Yawancin Gwaje-gwajen Insulation Suna Nufin Ƙaƙwalwar Ƙarfafawa, Kamar Dogayen igiyoyi, Motoci Tare da ƙarin iska, da masu canza wuta.Don haka, Lokacin da Maƙasudin Ma'auni yana da ƙarfin aiki, a farkon Tsarin Gwajin, Babban Maɗaukakin Wutar Lantarki a cikin Gwajin Resistance Insulation Dole ne ya Caja Capacitor ta Juriya na ciki, kuma a hankali ya yi cajin ƙarfin wutar lantarki zuwa ƙarin Fitar High-Voltage na The Gwajin Resistance Insulation..Idan karfin karfin da aka auna yana da girma, ko juriya na babban mai ƙarfin lantarki yana da girma, tsarin caji zai ɗauki lokaci mai tsawo.
Ana iya Ƙayyade Tsawonsa Ta Samfuran R Ciki Da C Load (Raka'a: Na biyu), Wato T=R Inner*C Load.
Saboda haka, yayin gwajin, ya zama dole a cajin irin wannan nauyin da ke tattare da shi ga wutar lantarki, da DV / DT = I/C.
Don haka, Karamin Juriya na Ciki da Mafi Girman Cajin Yanzu, Saurin Sakamako na Gwajin Za Su Tsaya.
2. Menene Aikin Gefen "G" Na Bayyanar?A cikin Mahalli na Ƙarfin Ƙarfin Wuta da Ƙarfin Juriya, Me yasa Yake Bukatar Haɗa Tashar "G" A Waje?
Ƙarshen "G" Na Fayil ɗin Tashar Garkuwa ce.Aikin Tashar Garkuwa Shine Kawar da Tasirin Danshi da Datti a muhallin Gwaji akan sakamakon Aunawa.Tashar Tashar “G” ta Waje tana Keɓance ɗigogi a halin yanzu na samfur ɗin da aka gwada, ta yadda Leak ɗin na yanzu ba zai wuce ta Wurin gwaji na waje ba, kuma yana kawar da Kuskuren da Leakage na yanzu ya haifar.Ana Amfani da Tashar G Lokacin Gwaji Babban Juriya.
Gabaɗaya Magana, G Terminal Ana iya La'akari da Sama da 10G.Koyaya, Wannan Tsawon Juriya Ba Tabbaci Ba.Lokacin Da Yake Tsabta Kuma Ya bushe Kuma Girman Abun Gwajin Karami ne, Yana iya zama Barga ba tare da Auna 500G A Karshen G ba.A cikin Humid Da Datti Muhalli, Ƙarƙashin Ƙimar Juriya kuma yana buƙatar Ƙarshen G.Musamman, Idan Kun Gane Sakamakon Yana Da Wuya Don Tsaya Lokacin Auna Mafi Girma, Kuna iya La'akari da Amfani da Tashar G.Hakanan Lura Cewa Tashar Garkuwar G Ba ta Haɗu da Layer ɗin Garkuwa, Sai dai ga Insulator Tsakanin L da E Ko Zuwa Waya Mai Matsaloli da yawa, ba Ga sauran Wayoyin da ke ƙarƙashin Gwaji ba.
3. Me yasa Ba Kawai Ana Bukatar Auna Tsabtataccen Ƙimar Juriya Lokacin Auna Insulation ba, Amma Har ila yau don auna Ratio na Shayewa da Fihirisar Polarization.Menene Ma'anar?
PI shine Ma'anar Polarization, wanda ke nufin Kwatancen Tsakanin Tsakanin Tsakanin Tsakanin Tsakanin Minti 10 da Juriya na Insulation na Minti 1 yayin Gwajin Insulation;
DAR shine Ragewar Dielectric Absorption Ratio, wanda ke nufin Kwatancen Tsakanin Tsakanin Tsakanin Tsakanin Tsakanin Minti 1 da Ƙwararrun Ƙwararru na 15s a yayin gwajin gwaji;
A cikin Gwajin Insulation, Ƙimar Resistance Insulation A wani lokaci Ba za ta iya Nuna Cikakkiyar Ayyukan Insulation na Samfurin Gwajin ba.Wannan ya faru ne saboda Dalilai biyun nan.A gefe ɗaya, juriya na Insulation na aiki iri ɗaya na kayan aikin ƙwanƙwasa ƙananan ƙananan ne lokacin da ƙarar ya yi girma., Juriya na Insulation yana Bayyana Lokacin da Ƙaramin Ƙaramin.A gefe guda kuma, Kayan Insulating yana da Tsarin Ratio na Shayewa da Tsarin Polarization na cajin Bayan An Aiwatar da Babban Voltage.Don haka, Tsarin Wutar Lantarki yana Bukatar Ma'auni na Ratio-Ratio na R60s da R15s, da Indexididdigar Polarization-Ratio na R10min da R1min A cikin Gwajin Insulation na Manyan Transformers, Cables, Motors da sauran lokuta da yawa, kuma kuyi amfani da wannan. Bayanai Don Ƙayyade Insulation Mai Kyau Ko Mummuna.
4. Me yasa Gwajin Juriya na Lantarki zai iya Samar da Babban Wutar Lantarki na DC Lokacin da Batura da yawa Keyi?Wannan ya dogara ne akan ƙa'idar Canjin DC.Ana tayar da karancin wutar lantarki na wutar lantarki zuwa mafi girman fitarwa DC voltage ta hanyar haɓaka sarrafawa.Babban Karfin Wutar Lantarki Ya Fi Girma Amma Ƙarfin Fitarwar Karami ne (Ƙaramar Makamashi da Karamin Yanzu).
SAURARA: Ko da ikon yana da ƙanƙanta, ba da shawarar taɓa binciken gwajin ba, to har yanzu zai kasance tsayayyen abin mamaki.
Lokacin aikawa: Fabrairu-06-2021
