Iinkcukacha zobugcisa zokuchonga i-High Voltage Transformer Winding Deformation

Izisombululo zeJZP Transformer​

1. Intshayelelo​

Ukuguqulwa kwe-winding kwi-high-Iitransformer zeVoltage yingxaki enkulu yokhuseleko, edla ngokubangelwa luxinzelelo loomatshini, ukujikeleza kobushushu, okanye impembelelo ye-short-circuit. Njengenkokeli ekuveliseni i-transformer, i-JZP inamathela kwi-DL/T 1093-2018 Standard for Reactance Method in Winding Deformation Detection​ kwaye idibanisa ubuchwepheshe obuphambili ukuqinisekisa ukuthotyelwa kunye nokuthembeka. Olu xwebhu luchaza iinkcukacha zobugcisa ze-JZP zokufumanisa ukuguquka kokuguquguquka kokujikeleza, lugubungela iindlela, iimfuno zezixhobo, kunye neenkqubo zokusebenza.

2. Ububanzi​

Le nkcazo isebenza ku:

Uluhlu lweVolthi: 35 kV nangaphezulu.

Iintlobo zeTransformer: Isigaba sesithathu kunye nesigaba esinye Iitransformer zamandla kunye noqwalaselo olujikelezayo oluqinileyo.

Iimeko zokubhaqwa: Ukwamkelwa kwefektri, ukuhlolwa emva kothutho, kunye novavanyo lweziganeko emva komjikelo omfutshane.

3. Iindlela zokuFumanisa iiNtloko

3.1 Indlela yokusabela (DL/T 1093-2018 Ukuthobela)​

Umgaqo: Ulinganisa utshintsho kwi-winding reactance (impedance) phantsi kwe-AC voltage ukuze kubonwe ukuphazamiseka koomatshini.

Iiparameter eziphambili:

Uluhlu lweefrikhwensi: 10 Hz - 1 MHz.

Ukuchaneka: ± 0.5% kwixabiso le-impedance.

I-voltage yovavanyo: ≤2 kV (AC).

Iingenelo: Uvakalelo oluphezulu kwiinguqu ezincinci (umz., ukuphambuka kwe-impedance ye-0.1% kubonisa iingxaki ezinokubakho).

3.2 Uhlalutyo lweempendulo eziphindaphindwayo (FRA)​

Indlela yokusebenza: Itshintsha amaza ukusuka kwi-10 Hz ukuya kwi-20 MHz ukuze ibambe iimpawu zesandi esijikelezayo.

Uphuculo lweJZP:

Isampuli yesisombululo esiphezulu: amanqaku edatha angama-50,000 ohlalutyo oluchanekileyo lwemo ye-waveform.

Uyilo oluchasene nokuphazamiseka: Ukwahlulwa kwe-optical kunye nokukhusela ukunciphisa ingxolo ye-electromagnetic.

Isiphumo: Uhlalutyo oluthelekisayo lwee-spectra ze-frequency zembali kunye nezangoku ukuze kuchongwe utshintsho kwiincopho ze-resonance (umz., >3 dB variation ibangela izilumkiso).

4. Iimfuno zobugcisa​
5. Inkqubo yoVavanyo​

   5.1 Ukulungiselela Ngaphambi Kovavanyo​

    

   Ukujonga izixhobo: Qinisekisa ukulinganiswa kwenzwa (umz., iikhoyili zeRogowski zezibonakaliso ze-high-frequency).

    

   Imeko yetransformer: Qinisekisa ukuba itransformer ayinamandla kwaye isekelwe.

    

   5.2 Ukuphunyezwa kovavanyo​

    

   Uqwalaselo lweentambo:

    

   Ukujika okuphambili: Sebenzisa isignali yovavanyo (umz., i-voltage transient evela ekuvulekeni kwe-circuit breaker).

    

   Ukujika kwesibini: Qhagamshela izinzwa ukulinganisa imiqondiso ebangelwayo.

    

   Useto lweparameter:

    

   Amanyathelo okuskena rhoqo: Ukusasazwa kweLogarithmic ukuze kugqunywe ngokupheleleyo.

    

   Imida yetrigger: Ukulungisa ngokuzenzekelayo ngokusekelwe kumthamo wetransformer (umz., iitransformer ze-110 kV zifuna uvakalelo lwe-100×).

    

   Ukufunyanwa kwedatha:

    

   Bamba iisampulu ezingaphezu kwama-200 ngenqaku ngalinye lefrikhwensi.

    

   Umboniso wexesha langempela we-impedance magnitude/phase angle.

    

   5.3 Uhlalutyo Emva koVavanyo​

    

   Uxilongo oluzenzekelayo:

    

   Thelekisa ngokuchasene nesiseko sefektri (umz., ukuphambuka kwe-impedance >2% kubonisa ukuguquguquka).

    

   Imephu ye-3D yokusasazwa koxinzelelo olujikelezayo.

    

   Ingxelo: Yenza iingxelo zokuthobela imithetho ngeegrafu kunye neengcebiso ezinokuthi zisetyenziswe.

    

   6. Isifundo seTyala: Isiguquli seFama yoMoya​

    

   Imeko: I-transformer yefama yomoya engama-33 kV ibonise ukuphambuka kwe-impedance eyi-15% emva kwesiphango.

    

   Isisombululo seJZP:

    

   Kwenziwe uvavanyo lwe-FRA, kwavezwa utshintsho lwe-4 kHz resonance peak.

    

   Ukuchonga ukufuduka okuncinci kokujika ngemifanekiso yobushushu ye-3D.

    

   Icebisa ukuhlehlisa izinto, ukuthintela ukungaphumeleli okunokwenzeka okuyingozi.

    

   7. Ukuthobela imithetho kunye nesatifikethi​

    

   Imigangatho yamazwe ngamazwe: IEC 60076-18, IEEE C57.152.

    

   Iziqinisekiso: CE, UL, ISO 9001.

    

   Ukuqinisekiswa komntu wesithathu: Uhlolo lonyaka olwenziwa yi-TÜV Rheinland.

    

   8. Isiphelo​

    

   Inkqubo yokufumanisa ukuguquguquka kwe-JZP idibanisa ukulinganisa ngokuchanekileyo, uhlalutyo oluqhutywa yi-AI, kunye nokuthobela ngokupheleleyo i-DL/T 1093-2018. Ngokudibanisa ubuchwepheshe obuphambili obufana ne-FRA ephezulu kunye nengxelo ezenzekelayo, siqinisekisa ukuba ii-transformers zisebenza ngokukhuselekileyo nangokufanelekileyo kwiiprojekthi zehlabathi.