Isiguquli samandla elanga siyisiguquli sikagesi esisetshenziswa kusistimu yamandla e-photovoltaic ukuze kushintshwe amazinga kagesi, ukusekela ukuxhumeka kwegridi, ukuhlinzeka ngokuhlukaniswa kukagesi, nokusiza ukudlulisa ugesi okhiqizwe ilanga ngokuphepha nangempumelelo. Ivame ukusetshenziswa phakathi kwama-solar inverters, imishini yokusabalalisa, kanye negridi yokusetshenziswa.
Kuphrojekthi yelanga, amamojula we-photovoltaic akhiqiza ugesi we-DC. I-inverter iguqula lawo mandla e-DC abe amandla e-AC. Ngemva kokuguqulwa, i-voltage ye-AC ingase idinge ukwenyuswa noma ishintshwe ngaphambi kokuthi isetshenziswe isikhungo noma ilethwe kugridi. Lapha yilapho a i-solar power transformer idlala indima ebalulekile.
Kungani Amasistimu Amandla Elanga Adinga Ama-Transformers
Izitshalo zamandla elanga kanye nezinhlelo ze-photovoltaic zezentengiselwano zivame ukukhiqiza ugesi nge-voltage engahambisani negridi noma i-voltage yokusabalalisa isayithi. I-transformer ixazulula lokhu kungafani ngokunyusa i-voltage phezulu noma phansi.
Isibonelo, i-inverter ingase ikhiphe i-low-voltage AC efana ne-400V, 480V, 600V, noma 800V. I-transformer ingakhuphula le voltheji ifike ku-voltage emaphakathi, efana no-6kV, 10kV, 11kV, 13.8kV, 33kV, noma elinye izinga elidingekayo legridi.
Lokhu kuguqulwa kwamandla kagesi kusiza ukunciphisa amandla amanje ngesikhathi sokudlulisa, ukulahleka kwekhebula okuphansi, futhi kwenze isistimu yelanga ihambisane nengqalasizinda kagesi yendawo.
Indlela I-Solar Power Transformer Esebenza ngayo
I-transformer isebenza nge-electromagnetic induction. Inama-winding ayisisekelo kanye nesesibili abekwe eduze komnyombo kazibuthe. Lapho i-AC igeleza kumajika-moya ayinhloko, idala inkambu kazibuthe. Le nkambu idala i-voltage kumawindi esibili.
Isilinganiso sokuphenduka phakathi kwama-windings sinquma ukuthi i-transformer iwahambisa phezulu noma phansi.
Kuhlelo lwamandla elanga, i-transformer ingenza imisebenzi eminingana:
- Khuphula i-voltage ephumayo ye-inverter yokuxhumeka kwegridi
- I-voltage yehla ukuze uthole imithwalo yasendaweni
- Nikeza ukuhlukaniswa phakathi kwe-inverter negridi
- Sekela ukwakheka kwesistimu yokuqinisa
- Yehlisa ukuphazamiseka okuthile kukagesi
- Thuthukisa ukuhambisana ne-switchgear kanye nezinhlelo zokuvikela
A i-solar power transformer kufanele ikhethwe ngokuya nge-inverter, i-voltage yegridi, umthamo wesistimu, nezimo zesayithi.
Izinhlobo Eziyinhloko Zama-Transformer Asetshenziswa Kumiklamo Yelanga
Inverter Isinyathelo-Up Transformer
Lena enye yezinhlobo ezivame kakhulu ze-transformer ezitshalweni zamandla elanga. Ikhuphula i-voltage ye-AC isuka ku-inverter iye ezingeni le-medium-voltage elifanele amasistimu wokuqoqa noma ukuxhuma kwegridi.
I-Pad-Mounted Transformer
Ama-transformer afakwe kuma-pad ajwayele ukusetshenziswa ngaphandle kumapulazi e-solar athengiswayo nasezingeni eliwusizo. Afakwe kumaphedi kakhonkolo futhi axhunywe kumakhebuli angaphansi noma angaphezulu komhlaba.
I-Dry-Type Transformer
Ama-transformer ohlobo olomile asebenzisa ukupholisa komoya kanye nokufakwa okuqinile esikhundleni sikawoyela. Zivame ukusetshenziswa endlini noma ezindaweni lapho ukuqukatha uwoyela kuwukukhathazeka.
I-Transformer Egxiliswe Ngamafutha
Ama-transformer acwiliswe uwoyela asebenzisa uwoyela wokuvikela ukupholisa kanye nokwahlukanisa. Zisetshenziswa kakhulu kumaphrojekthi amakhulu welanga angaphandle ngoba zikwazi ukuphatha amandla aphezulu futhi zinikeze ukusebenza kahle kokushisa.
I-Isolation Transformer
I-isolation transformer ihlukanisa amasekhethi kagesi ngenkathi idlulisela amandla. Ezinhlelweni zelanga, ingasetshenziswa lapho ukuhlukaniswa kukagesi, isilawuli esiphansi, noma ukuhambisana kwemishini kuyadingeka.
Izici Eziyinhloko Ze-Solar Power Transformer
Izinhlelo zokusebenza zelanga zidala izimo ezithile zokusebenza, ngakho-ke ukwakheka kwe-transformer kubalulekile.
Izici ezibalulekile zifaka:
- Ukusebenza kahle okuphezulu
- Isilinganiso se-voltage esifanelekile
- Umthamo olungile we-kVA noma we-MVA
- Ukuhambisana nokuphuma kwe-inverter
- Uhlelo oluqinile lwe-insulation
- Idizayini yokupholisa efanele
- Ukulahlekelwa okuphansi
- Ukuhlelwa kwesisekelo okuthobela igridi
- Ukuvikelwa kwesimo sezulu kwangaphandle uma kudingeka
- Ukumelana ne-harmonics nokucindezeleka okushisayo
- Ukuxhumanisa ukuvikela okuthembekile
- Impilo ende yesevisi
Ngenxa yokuthi ukukhiqizwa kwe-solar kushintsha usuku lonke, i-transformer ingase ibe nemithwalo eguquguqukayo. Akufanele isebenze ngokuphumelelayo hhayi kuphela ekulayisheni okugcwele, kodwa futhi ngaphansi kwezimo zomthwalo oyingxenye.
I-Solar Transformer vs. I-Standard Transformer
I-solar transformer ingase ibonakale ifana ne-transformer ejwayelekile yokusabalalisa, kodwa izimo zayo zokusebenza zingahluka.
Ama-Solar transformers avame ukubhekana nalokhu:
- Ukwehluka kokulayisha njalo
- Ama-harmonics akhiqizwa yi-inverter
- Ukukhipha okuphezulu kwasemini kanye nomthwalo ophansi wasebusuku
- Ukuchayeka ngaphandle
- Izidingo zokuxhumanisa igridi
- Hlehlisa ukugeleza kwamandla kwamanye amasistimu
- Ukuhamba ngebhayisikili okushisayo
- Izindawo zokufaka ezikude
Ngenxa yalezi zizathu, ukukhethwa kwe-transformer kufanele kucabangele uhlelo oluphelele lwamandla elanga, hhayi nje i-voltage namandla.
Indlela Yosayizi we-Solar Power Transformer
Ukulinganisa kuncike ekuphumeni okuphelele kwe-inverter, i-AC voltage, isici samandla, i-voltage yegridi, isidingo sokugcwala ngokweqile, izinga lokushisa le-ambient, kanye nomklamo wesistimu.
Inqubo yokukhetha esebenzayo kufanele ibuyekeze:
- Umthamo we-AC we-inverter
- I-voltage eyinhloko
- I-voltage yesibili
- Isigaba kanye nemvamisa
- Isilinganiso se-kVA noma i-MVA
- Impedance
- Indlela yokupholisa
- Izinga lokushisa liyakhuphuka
- Okuqukethwe kwe-Harmonic
- Indlela yokugawula
- Amadivayisi okuvikela
- Ukuphakama kokufakwa
- Izinga lokushisa le-ambient
- Indawo yangaphakathi noma yangaphandle
- Izindinganiso ezisebenzayo
I-transformer encane kakhulu ingase ishise noma ikhawulele ukuphuma kwesistimu. I-transformer enkulu kakhulu ingase yenyuse izindleko futhi inciphise ukusebenza kahle ekulayisheni ukukhanya. Usayizi ongcono kakhulu ubhalansisa ukuphepha, ukusebenza kahle, nokusebenza kwesikhathi eside.
Lapho Kusetshenziswa Ama-Solar Power Transformers
Iziguquli zamandla elanga zingatholakala ezinhlelweni eziningi ze-photovoltaic, kufaka phakathi:
- Utility-scale amapulazi elanga
- Izinhlelo ze-PV zophahla lwezentengiselwano
- Amasistimu elanga lezimboni
- Amaphrojekthi we-Solar-plus-storage
- Ama-Microgrid
- Ukufakwa kwe-solar yezolimo
- Ama-solar afakwe phansi
- Amasistimu wamandla avuselelekayo ayingxubevange
- Iziteshi ze-inverter eziboshwe ngegridi
Ezinhlelweni ezincane zokuhlala, i-transformer ehlukile ingase ingabonakali ngaso sonke isikhathi ngoba i-inverter kanye nomklamo wokuxhuma igridi ingase isingathe izidingo ze-voltage ngendlela ehlukile. Ezinhlelweni ezinkulu, ama-transformer ngokuvamile abalulekile.
Ukucatshangelwa Kwesondlo
A i-solar power transformer kufanele ihlolwe njalo ukuze kugcinwe ukusebenza okuphephile nokusebenza kahle. Izidingo zokunakekela ziyahlukahluka ngohlobo lwe-transformer nendawo yokufaka.
Ukuhlola okujwayelekile kufaka phakathi:
- Ukuqapha izinga lokushisa
- Izinga likawoyela nesimo sikawoyela samayunithi agcwele uwoyela
- Ukumelana ne-insulation
- Ukuqina kokuxhumana
- Isimo sokugawula
- Isimo sesistimu yokupholisa
- Umsindo nokudlidliza
- Izimpawu zokushisa ngokweqile
- Ukungena komswakama
- Ukugqwala
- Ukusebenza kwedivayisi yokuvikela
Ukunakekelwa okufanele kunganciphisa isikhathi sokuphumula futhi kwandise impilo yesevisi ye-transformer.
Amaphutha Avamile Okufanele Uwagweme
Iphutha elilodwa elivamile ukukhetha i-transformer ngokusekelwe kumthamo kuphela. I-voltage ratio, impedance, grounding, harmonics, ukulahlekelwa, nendawo yokufaka nayo ibalulekile.
Elinye iphutha ukuziba izici ze-inverter. Ukukhishwa kwe-inverter kungase kuqukathe izingxenye ze-harmonic kanye nemiphumela yokushintsha edinga idizayini ye-transformer efanelekile.
Iphutha lesithathu liwukunaka ukusebenza kahle komthwalo oyingxenye. Amasistimu elanga angase asebenze emazingeni ahlukene okukhiphayo, ngakho-ke ukusebenza okuphansi kokulahlekelwa kungase kuthinte isivuno samandla sesikhathi eside.
Isiphetho
Isiguquli samandla elanga siyingxenye ebalulekile kagesi eshintsha amazinga kagesi, isekela uxhumo lwegridi, ihlinzeka ngokuhlukaniswa, futhi isiza amandla elanga ukuthi ahambe ngokuphepha esuka kuziguquli aye kubasebenzisi noma inethiwekhi yokusetshenziswayo.
Ilungelo i-solar power transformer kufanele ifane nomthamo wesistimu ye-photovoltaic, okukhipha i-inverter, i-voltage yegridi, indlela yokumisa phansi, imfuneko yokupholisa, nendawo yesayithi. Ukukhetha ngokucophelela i-transformer kuthuthukisa ukwethembeka kwesistimu, ukusebenza kahle kwamandla, nokusebenza kwephrojekthi yelanga yesikhathi eside.
Ukuze uthole ulwazi lomkhiqizo we-solar power transformer, vakashela JS Ningi.
