Hlola ukubuka konke okubanzi kwama-transformer acwiliswe uwoyela, okuhlanganisa uwoyela ocwilisiwe amandla transformer kanye uwoyela submersed ukusatshalaliswa transformer. Thola imiqondo yabo yokusebenza, izinhlobo, izinzuzo, kanye nomsebenzi othuthukisiwe kumagridi ahlakaniphile nezinsiza ezivuselelekayo.
1. Isingeniso kuma-Oil Submersed Transformers
Ku-inthanethi enemininingwane yegridi yethu kagesi yesimanje, ama-transformer adlala umsebenzi obalulekile, buthule ukuphakamisa ugesi phezulu naphansi ukuqinisekisa ukuthi amandla angadluliswa ngempumelelo emazweni anqamulayo futhi asatshalaliswe ngokuphephile emakhaya nasezimbonini zethu.. Phakathi kwezinhlobo ezahlukene ezitholakalayo, i-transformer engaphansi kwamanzi kawoyela ime njengobufakazi bokwethenjelwa nokuqina. Iminyaka eminingi, lawa mahhashi adala umgogodla wezinhlelo zamandla emhlabeni jikelele.
I-transformer ecwiliswe uwoyela iwuhlobo lwesiguquli sikagesi esisebenzisa uwoyela othile ovikelayo njengesipholisa kanye nethuluzi lokuvikela.. Lesi sakhiwo sisetshenziselwa ikakhulukazi ithuluzi lezinhlelo zokusebenza zamandla aphezulu, okwenza kube ukhiye wohlaka lukagesi. Lo mhlahlandlela umba ujule emhlabeni weziguquli zamandla acwiliswe uwoyela kanye neziguquli zokusabalalisa ezicwiliswe uwoyela, ukuhlola ubuchwepheshe babo besimanje, izicelo, kanye nomsebenzi wabo othuthukayo enkathini yokwenza idijithali kanye nezinsiza ezivuselelekayo.
1.1 Iyini i-Oil Submersed Transformer?
Emnyombeni wayo, i-transformer engaphansi kwamanzi kawoyela ihlanganisa umgogodla ozibuthe kanye nethusi noma ama-aluminum windings anesisindo esincane afakwe ngaphakathi kwesitsha esivikelekile esigcwele uwoyela ovikelayo. Umsebenzi oyinhloko wamafutha uphindwe kabili:
1. I-Insulation: Amafutha ane-dielectric stamina ephezulu, ivikela kahle ama-windings aphezulu avela ku-transformer's core kanye nethangi lokugcina eliphansi. Lokhu kugwema amasekhethi amafushane kanye nokuqhekeka kukagesi.
2. Ukupholisa: Njengoba i-transformer isebenza, ama-winding akhiqiza ukushisa okukhulu ngenxa yokulahlekelwa kwe-I ² R. Amafutha okusabalalisa abamba lokhu kufudumala, iyidlulisela ezindaweni zodonga lwesitsha se-transformer, futhi iyihlakaze emoyeni oyizungezile. Amadivayisi amakhulu ngokuvamile afaka ama-radiator noma ama-fins ukwandisa indawo yokupholisa okusebenza kahle kakhulu.
Lawa mafutha okusetshenziswa kwezinhloso ezimbili enza i-transformer engaphansi kwamanzi kawoyela isebenze kahle kakhulu futhi iqine, ngekhono lokuphatha amathani aphezulu kanye nokumelana nokulayishwa kwesikhashana esifushane kangcono kakhulu kunezinketho eziningi zohlobo olomile.
1.2 I-Oil Immersed Power Transformer vs. I-Oil Immersed Distribution Transformer
Ngenkathi wonke la mayunithi angama-transformer acwiliswe ngamafutha, banikeza izici ezihlukile ngaphakathi kwenethiwekhi yesistimu yamandla. Ukuqonda umehluko kubalulekile.
I-oil submersed power transformer iyisisindo esinzima, ngokuvamile asetshenziswa kumanethiwekhi okudlulisa ekudaleni iziteshi neziteshi ezincane ezibalulekile. Umsebenzi wabo oyinhloko uku “Igxathu eliya phezulu” amandla kagesi akhiqizwa endaweni yokuphehla amandla enuzi abe emazingeni aphezulu kakhulu (isib., 138 kV, 230 kV, 500 kV nangaphezulu) ukuze kuhanjiswe ngempumelelo ibanga elide, futhi ku “ukwehlela phansi” amandla kagesi eziteshini ezitholayo ukuze ziqhubeke nokujikeleza. Babonakala ngezikolo zabo zamandla aphezulu kakhulu (ngokuvamile ukwedlula 100 I-MVA), isakhiwo esiyinkimbinkimbi nokwakhiwa, kanye nezishintshi zikampompi ezilayishiwe zenqubomgomo kagesi.
Uwoyela wawubandakanya i-transformer yokusabalalisa, Ngokolunye uhlangothi, yenza isenzo sokugcina ochungechungeni lokulethwa kwamandla. Kuthatha i-voltage yethuluzi emigqeni yokudlulisela (isib., 11 kV, 33 kV) bese uyinikeza ama-voltage aphansi (isib., 400/230 V) esetshenziswa ngabathengi bebhizinisi nasekhaya. Ngokuvamile uwathola kokuthunyelwe kosizo (i-pole-mounted) noma kumaphedi asezingeni eliphansi (kufakwe iphedi). Zincane ngosayizi, babe nezilinganiso zamandla aphansi (ngokuvamile njengoba nje 2,500 kVA), futhi zenzelwe ukusebenza kahle okusezingeni eliphansi, okuningi njalo inkatho.
(I-transformer yamandla egxiliswe ngamafutha)
2. Izinzuzo Eziyimfihlo Zama-Oil Submersed Transformers
Ukuduma okuhlala njalo kwe-transformer engaphansi kwamanzi kawoyela akukona ngengozi. Ihlinzeka ngeqoqo lezinzuzo eziphoqelelayo ezikwenza kube ukukhetha okuncanyelwayo kwezicelo ezimbalwa ezidinga.
2.1 Ikhono Eliphezulu Lokupholisa kanye Nokulayisha Okungaphezulu
Umthamo oshisayo we-premium wamafutha uma uqhathaniswa nomoya uvumela isiguquli samandla esingaphansi kukawoyela ukuthi sinakekele futhi sikhiphe ukushisa ngempumelelo kakhulu.. Lokhu kulingana nekhono elikhulu lokulayisha ngokweqile. Ngesikhathi sesidingo samandla kagesi aphezulu, i-transformer engaphansi kwamanzi kawoyela ingaphatha ukugcwala kwesikhashana ngaphandle kokubekezelela umonakalo, umsebenzi obalulekile wokugcina ukuqina kwegridi. Ukujikeleza kwamafutha kuqinisekisa nokujikeleza kokufudumala, ukuvimbela izindawo zendawo ezingakwazi ukudiliza ukufakwa ngesikhathi.
2.2 I-Boosted Insulation kanye ne-Long Life Span
Inhlanganisela yamafutha amaminerali aphezulu kanye nokufakwa kwephepha elifakwe ngokucophelela kukhiqiza uhlelo lwe-dielectric lokuqina okukhethekile.. Lolu hlelo lokuvikela oluqinile luvikela i-transformer ekukhuphukeni kwama-voltage nama-transients, okunomthelela esikhathini esilindelekile sokuphila esingabandakanya 30-40 iminyaka noma ngaphezulu ngokugcinwa okufanele. Ithangi lokugcina elivalekile nalo livikela izingxenye zangaphakathi ekubeni manzi, ukungcola, nokunye ukungcola kwesimo sezulu.
2.3 Ukusebenza Okuphezulu Nokusebenza Kwezindleko
Okwezinhlelo zokusebenza zamandla aphezulu, i-transformer ecwiliswe ngamafutha ngokuvamile ingenye yezinketho ezithengekayo. Imikhiqizo esetshenzisiwe– amafutha amaminerali, isitsha sensimbi, kanye namawindi e-copper/aluminium– nikeza ibhalansi evumayo yokusebenza kanye nentengo. Ukusebenza okuphezulu kwalawa ma-transformer, ikakhulukazi emthwalweni wabo osezingeni, kubangela ukuncipha kokulahlekelwa kwamandla ngesikhathi sokuphila kwabo, okubangela ukonga kwezimali okukhulu kwezindleko zezinkampani zensiza kanye namakhasimende amakhulu ezentengiselwano.
3. Izihloko Ezishisayo Namathrendi Akusasa
Imbulunga yama-transformer angaphansi kwamanzi kawoyela ayimile. Iqhubeka ngokuqhubekayo ukwanelisa izinselele ezintsha sha futhi ihlanganise nobuchwepheshe besimanje.
3.1 Amafutha Awohlokayo Ngokwemvelo Nangenamlilo
Izinkinga zemvelo nokuphepha zisusa kakhulu uwoyela wamaminerali ojwayelekile. Imakethe ithatha ngokushesha ama-transformer angaphansi kukawoyela agcwele ama-ester awonakaliswa ngokwemvelo (zokwenziwa noma zonke-zemvelo). Lawa mafutha anikeza indawo enkulu yomlilo (ukubenza bakwazi ukumelana nomlilo we-K), anobuthi obuncane kakhulu, futhi ziwohloka kalula ngokwemvelo, ukunciphisa kakhulu umphumela wemvelo esimweni sokuvuza. Lo mkhuba wenza ama-transformer asabalalisa uwoyela angaphansi kwamanzi aphephe kakhudlwana ukuze afakwe ezindaweni zasemadolobheni nasezindaweni ezithambile ngokwemvelo..
3.2 Inhlanganisela nama-Smart Grids kanye ne-IoT
I-contemporary oil engaged power transformer isiba indawo ehlakaniphile kugridi ehlakaniphile. Izinzwa ziyahlanganiswa ukuze kulandelelwe imibandela ebalulekile ngesikhathi sangempela, kuhlanganise:
Ukuhlolwa Kwegesi Encibilikisiwe (I-DGA): Ukubona amagesi anephutha adalwe ngaphakathi kuwoyela ukubikezela amaphutha okuqala.
Ukuqapha Izinga Lokushisa: Ukulandelela amazinga okushisa aphezulu kanye ne-hotspot.
Ukubhekwa Kwekhwalithi Yomthwalo kanye Namandla.
Le datha, kudluliselwa kusetshenziswa i-IoT (Iwebhu Yamaphuzu) amapulatifomu, inika amandla ukunakekelwa okulindelekile, ivikela ekuhlulekeni obekungahlosiwe, futhi ithuthukisa ukusetshenziswa kwe-transformer neminyaka yokuphila.
3.3 Ukusekela Ushintsho Lwamandla Avuselelekayo
I-push yomhlaba wonke yezinto ezivuselelekayo ikhiqiza isidingo esisha sha sama-transformer angaphansi kwamanzi kawoyela. Amapulazi amakhulu elanga kanye nokufakwa kwamandla omoya adinga ama-transformer kawoyela ahlala ngaphansi kwamanzi ukuze anikeze amandla kagesi adaliwe kumadigri okudlulisela. Ngaphezu kwalokho, isimo sezikhathi ezithile sokuvuselela izindawo sibeka ingcindezi nokukhathazeka okungcono ezingxenyeni zegridi, kanye nobuqotho obuhloliwe kanye nekhono lokulayisha ngokweqile lama-transformer acwiliswe ngamafutha awenza aphelele kulo msebenzi obalulekile.
4. Inketho Nokugcina Imikhuba Engcono Kakhulu
Ukukhetha i-transformer efanele nokuyigcina ngendlela efanele kubalulekile ohlelweni lwamandla oluhloniphekile.
4.1 Indlela Yokukhetha I-Transformer Egxiliswe Ngamafutha Elungile
Ukukhetha phakathi kwesiguquli samandla esicwiliswe ngamafutha kanye nesiguquli sokusabalalisa esicwilisiwe sikawoyela kuncike ekusetshenzisweni. Izici eziyimfihlo okufanele zicatshangelwe zihlanganisa:
1. I-Voltage Level kanye ne-kVA Score: Vumelanisa imininingwane ye-transformer ezidingweni zesistimu yakho.
2. Isicelo: Isiteshi esincane sokudlulisa, imboni yezimboni, noma ukusatshalaliswa kwezimboni.
3. Indawo: Ngaphakathi vs. ngaphandle, izinkinga zemvelo, kanye nezinqubomgomo zokuphepha nokuvikeleka emlilweni (okungase kuthinte ukukhethwa kwamafutha okuvikela ukushisa).
4. Izidingo Zokusebenza: Namathela kumazinga wokusebenza kwesifunda njenge-DOE (I-united states) noma i-EU CoC (EYurophu).
5. Uhlelo lokusebenzisa imali: Cabanga ngakho kokubili intengo yoxhaso yokuqala kanye nezindleko eziphelele zobunikazi, kuhlanganise nokulahlekelwa.
(I-transformer yokusabalalisa egxiliswe ngamafutha)
4.2 Ukugcinwa Okubalulekile Kwempilo ende
Ukulungiswa okunamandla kubalulekile kunoma yiluphi uhlobo lwe-transformer engaphansi kwamanzi kawoyela. A comprehensive program must consist of:
1. Routine Oil Sampling and Screening: Routine DGA and screening of dielectric toughness and wetness material are one of the most effective methods to evaluate the health of the transformer.
2. Bushing and Insulation Inspection: Aesthetic look for cracks, contamination, or leakages.
3. Faucet Changer Maintenance: Routine evaluation and maintenance of on-load or off-load faucet changers.
4. Maintain it Clean and Dry: Making certain the tank exterior, radiators, and breathers are clean and useful.
The oil submersed transformer, in its functions as both a high-capacity oil submersed power transformer and an ubiquitous oil immersed circulation transformer, continues to be an irreplaceable part of our global energy facilities. Its tested style, kuhlanganiswe nentuthuko eqhubekayo ekuvikeleni uketshezi nokulandela ngomkhondo ngogesi, iqinisekisa ukuthi izoqhubeka nokuba ngonokwethenjelwa, okuthembekile, kanye nesevisi ehlakaniphile yokunika amandla umhlaba wethu iminyaka eminingi ezayo. Njengoba sakha amagridi esikhathi esizayo, ehlanganisa okuvuselelekayo okwengeziwe nolwazi lwedijithali, i-transformer yamafutha ehlala isikhathi eside futhi eguquguqukayo engaphansi kwamanzi izongena enhliziyweni yayo.
Mayelana NATHI
Inkampani Luoyang Datang Energy Technology Co., Ltd., Ltd. yibhizinisi lobuchwepheshe obuphezulu elihlanganisa i-R&D, ukukhiqiza kanye nokuhlinzekwa kwempahla yamandla njengama-transformer, izingxenye ezintsha zamandla, amakhabethe okusabalalisa kanye nama-inverters. Ngokusungulwa kwezobuchwepheshe njengomongo, sigxile ekudaleni izixazululo zamandla ezinokwethenjelwa okuphezulu nezisebenza kakhulu ukuze sikhonze amakhasimende omhlaba. Ngesistimu yokulawula ikhwalithi eqinile kanye nesitifiketi esijwayelekile samazwe ngamazwe, siyaqhubeka nokukhipha imikhiqizo emihle kakhulu futhi senza amakhasimende akhe amasistimu kagesi aphephile futhi azinzile. Uma unentshisekelo ku transformers definition, sicela ukhululeke ukuxhumana nathi!
Zonke izindatshana nezithombe zivela ku-inthanethi. Uma kukhona izinkinga ze-copyright, sicela usithinte kusenesikhathi ukuze ususe.
Sibuze