1. Manufar da siffofintransformerkiyayewa
a.Makasudin kula da transfoma
Babban manufar kula da taransfoma ita ce tabbatar da cewa taransfoma da na'urorin haɗi' na ciki da na waje aka gyaraana kiyaye su cikin yanayi mai kyau, “daidai da manufar” kuma suna iya aiki lafiya kowane lokaci.Hakanan mahimmanci shine kiyaye rikodin tarihin yanayin canji.
b.Siffofin tabbatarwa na canji
Masu canza wutar lantarki suna buƙatar ayyuka daban-daban na kulawa na yau da kullun, gami da aunawa da gwada sigogi daban-daban.Akwai nau'o'i na farko na kulawar transfoma.Muna yin rukuni ɗaya lokaci-lokaci (wanda ake kira kiyaye kariya) kuma na biyu akan keɓaɓɓen tsari (watau akan buƙata).
2. Duban Kulawa na Canji na kowane wata
– Dole ne a rika duba matakin man da ke cikin hular mai a kowane wata don kada ya fado kasa da kayyadaddun iyaka, don haka a guje wa barnar da ya haifar.
- Kiyaye ramukan numfashi a cikin bututun numfashi na silica gel mai tsabta don tabbatar da aikin numfashi mai kyau.
- Idan kawutar lantarkiyana da ciyawar cike mai, a tabbata an cika man daidai.
Idan ya cancanta, za a cika mai a cikin daji zuwa daidai matakin.Ana cika mai a yanayin rufewa.
3. Kulawa da Kulawa na yau da kullun
- Karanta MOG (Magnetic Oil Meter) na babban tanki da tankin ajiya.
- Launi na gel silica a cikin numfashi.
- Man fetur yana zubowa daga kowane wuri na transformer.
Idan matakin mai bai gamsar da shi a MOG ba, dole ne a cika man a cikin na'ura mai ba da hanya tsakanin hanyoyin sadarwa, sannan a duba gaba daya tankin taranfoma domin ya zube.Idan an sami ruwan mai, ɗauki matakin da ya dace don rufe ruwan.Idan gel silica ya zama ruwan hoda kadan, ya kamata a maye gurbinsa.
4. Basic na shekara-shekara transfoma jadawalin kiyayewa
- Aikin atomatik, mai nisa, da kuma aikin hannu na tsarin sanyaya yana nufin cewa famfo mai, masu sha'awar iska, da sauran kayan aiki sun shiga tsarin kwantar da wutar lantarki da tsarin sarrafawa.Za a bincika su na tsawon shekara guda.Idan akwai rashin aiki, bincika da'irar sarrafawa da yanayin jiki na famfo da fan.
- Dole ne a tsaftace duk bushing na transfoma da auduga mai laushi kowace shekara.A lokacin tsaftacewa na bushing ya kamata a duba don fasa.
- Za a duba matsayin mai na OLTC kowace shekara.Sabili da haka, za a ɗauki samfurin mai daga magudanar ruwa na tanki mai juyawa, kuma wannan samfurin man da aka tattara za a gwada shi don ƙarfin dielectric (BDV) da zafi (PPM).Idan BDV ya yi ƙasa, kuma PPM don danshi ya fi ƙimar da aka ba da shawarar, man da ke cikin OLTC yana buƙatar sauyawa ko tacewa.
- Binciken injiniya na Buchholzrelaysda za a yi a kowace shekara.
- Dole ne a tsaftace dukkan kwantena daga ciki akalla sau ɗaya a shekara.Ana duba duk fitilu, masu dumama sararin samaniya don ganin ko suna aiki daidai.Idan ba haka ba, dole ne ku ɗauki matakin kulawa.Duk hanyoyin haɗin tasha na sarrafawa da na'ura mai ba da hanya tsakanin hanyoyin sadarwa da za a bincika suna ƙara ƙara aƙalla sau ɗaya a shekara.
- Duk relays, ƙararrawa, da na'urori masu sarrafawa tare da kewayen su, a cikin R&C (Control Panel da Relays) da RTCC (Panel Control Panel na Nesa), yakamata a tsaftace su tare da tsaftacewa mai kyau.
- Aljihuna don OTI, WTI (Mai nuna zafin mai & mai nuna zafin jiki) akan saman murfin na'urar da za a bincika, kuma idan ana buƙatar mai.
- Dole ne a duba aikin da ya dace na Na'urar Sakin Matsi da Buchholz relay a kowace shekara.Don haka, na'urorin da ke sama' lambobin tafiya da lambobin ƙararrawa ana taqaitawa da ƙaramin yanki na waya kuma a lura idan abubuwan da ke da alaƙa a cikin rukunin ramut suna aiki daidai.
- Za a duba juriya na insulation da taswirar taswirar tare da megger mai aiki tare da baturi 5 kV.
- Kimar juriya ta haɗin ƙasa da rizer dole ne a auna kowace shekara tare da manne akan mitar juriyar ƙasa.
-DGA ko narkar da iskar gas binciken mai taransfoma ya kamata a yi a kowace shekara don 132 kV transformers, sau ɗaya a cikin shekaru 2 na transformers kasa da 132 kV, shekaru biyu na transfomer a kan 132 kV transfomer.
Matakin da za a ɗauka sau ɗaya a kowace shekara biyu:
OTI da WTI daidaitawa dole ne a yi sau ɗaya a kowace shekara biyu.
Tan & delta;Hakanan za'a gudanar da auna bushings na transfoma sau ɗaya kowace shekara biyu
5. Gyaran Transformer akan rabin shekara
Ana buƙatar gwajin injin ku na wutar lantarki kowane wata shida don IFT, DDA, madaidaicin walƙiya, abun ciki na sludge, acidity, abun ciki na ruwa, ƙarfin dielectric, da juriya na mai.
6. Kula daTransformer na yanzu
Tasfoma na yanzu wani muhimmin bangare ne na kowane kayan aiki da aka sanya a cikin tashar wutar lantarki don karewa da auna wutar lantarki.
Ƙarfin rufi na CT dole ne a duba kowace shekara.A yayin da ake auna juriya na insulation, dole ne a tuna cewa akwai matakan rufewa guda biyu a cikin na'urorin lantarki na yanzu.Matsayin rufewa na CT na farko yana da inganci, saboda dole ne ya yi tsayayya da ƙarfin tsarin.Amma na biyu CT's yana da ƙananan matakin rufewa gabaɗaya 1.1kV.Saboda haka, firamare zuwa sakandare da firamare zuwa ƙasa na yanzu tasfomai ana auna a 2.5 ko 5 kV meggers.Amma wannan babban ƙarfin megger ba za a iya amfani da shi don ma'auni na biyu ba tun lokacin da matakin rufewa ya yi ƙasa kaɗan daga mahangar tattalin arzikin ƙira.Saboda haka, ana auna rufin na biyu a cikin megger 500 V.Don haka, tashar farko zuwa ƙasa, ta farko zuwa cibiyar aunawa ta biyu, da kuma na farko zuwa babban abin kariya ana auna su a cikin meggers 2.5 ko 5 kV.
Ya kamata a yi nazarin hangen nesa na thermo na tashoshi na farko da babban dome na CT mai rai aƙalla sau ɗaya a shekara.Ana iya yin wannan sikanin tare da taimakon Infrared Thermal Surveillance Kamara.
Duk hanyoyin haɗin CT na biyu a cikin akwatin na biyu na CT da akwatin junction CT dole ne a duba su, tsaftace su, kuma a ƙarfafa su kowace shekara don tabbatar da mafi ƙarancin yiwuwar juriya na sakandare na CT.Har ila yau, tabbatar da cewa an tsaftace akwatin junction na CT daidai.
Samfuran MBT Transformer
7. Annual kula dawutar lantarki transformers ko capacitor wutar lantarki taswira
Dole ne a tsaftace murfin alin da tufafin auduga.
Za a bincika taron tazarar walƙiya kowace shekara.Cire ɓangaren motsi mai motsi na tazarar tartsatsi yayin haɗuwa, tsaftace lantarki ta birki da takarda yashi, sannan a gyara shi a wuri.
Ya kamata a duba madaidaicin ƙasa mai ƙarfi a gani kowace shekara idan ba a yi amfani da batun don PLCC ba.
Ana amfani da kyamarorin hangen nesa na thermal don bincika kowane wuri mai zafi a cikin tarin capacitor don tabbatar da aikin gyaran ƙwararru.
Haɗin tasha Akwatin junction na PT ya ƙunshi haɗin ƙasa da aka gwada don matsewa sau ɗaya a shekara.Bayan haka, akwatin junction na PT shima dole ne a tsaftace shi da kyau sau ɗaya a shekara.
Hakanan ya kamata a duba yanayin duk haɗin gwiwar gasket a gani kuma a canza shi idan an sami hatimin lalacewa.
Lokacin aikawa: Juni-01-2021