Sefetoleli sa matla a letsatsi ke sesebelisoa sa motlakase se sebelisoang mochineng oa motlakase oa photovoltaic ho fetola maemo a motlakase, ho tšehetsa marang-rang a marang-rang, ho fana ka karohano ea motlakase, le ho thusa ho fetisetsa motlakase o hlahisoang ke letsatsi ka mokhoa o sireletsehileng le ka katleho. E sebelisoa hangata lipakeng tsa li-inverters tsa letsatsi, lisebelisoa tsa kabo, le grid ea utility.
Morerong oa letsatsi, li-module tsa photovoltaic li hlahisa motlakase oa DC. Inverter e fetola matla ao a DC hore e be matla a AC. Kamora ho fetoloa, motlakase oa AC o kanna oa hloka ho phahamisoa kapa ho fetoloa pele o ka sebelisoa ke setsi kapa oa isoa marang-rang. Mona ke moo a motlakase oa motlakase oa letsatsi e phetha karolo ea bohlokoa.
Hobaneng ha Solar Power Systems e Hloka Liphetoho
Lisebelisoa tsa matla a letsatsi le mekhoa ea khoebo ea photovoltaic hangata li hlahisa motlakase ka motlakase o sa lumellaneng le marang-rang kapa motlakase oa ho fana ka sebaka. Transformer e rarolla bothata bona ka ho nyolla motlakase holimo kapa tlase.
Mohlala, inverter e ka hlahisa AC ea matla a tlase joalo ka 400V, 480V, 600V, kapa 800V. Transformer e ka nyolla motlakase ona ho ea ho voltage e mahareng, joalo ka 6kV, 10kV, 11kV, 13.8kV, 33kV, kapa boemo bo bong bo hlokehang ba grid.
Phetoho ena ea motlakase e thusa ho fokotsa hona joale nakong ea phetisetso, tahlehelo e tlase ea li-cable, le ho etsa hore sistimi ea letsatsi e tsamaisane le lisebelisoa tsa motlakase tsa lehae.
Kamoo Sefetoleli sa Matla a Letsatsi se Sebetsang Kateng
Transformer e sebetsa ka ho kenngoa ha motlakase. E na le li-windings tsa mantlha le tsa bobeli tse behiloeng ho potoloha mokokotlo oa makenete. Ha AC e phalla ka har'a matsoelintsoeke a mantlha, e hlahisa matla a khoheli. Sebaka sena se kenya motlakase sebakeng sa bobeli sa maqhubu.
Karo-karolelano ea li-turning pakeng tsa windings e etsa qeto ea hore na transformer e phahamisa matla kapa tlase.
Ka tsamaiso ea matla a letsatsi, transformer e ka etsa mesebetsi e 'maloa:
- Phahamisa motlakase oa inverter bakeng sa khokahano ea grid
- Theola motlakase bakeng sa meroalo ea lehae
- Fana ka karohano lipakeng tsa inverter le grid
- Ts'ehetsa moralo oa sistimi ea motheo
- Fokotsa litšitiso tse itseng tsa motlakase
- Ntlafatsa ho tsamaellana le li-switchgear le litsamaiso tsa ts'ireletso
A motlakase oa motlakase oa letsatsi e tlameha ho khethoa ho latela inverter, voltage ea grid, matla a sistimi le maemo a sebaka.
Mefuta e ka Sehloohong ea Li-Transformer tse Sebelisitsoeng Mererong ea Letsatsi
Inverter Step-Up Transformer
Ena ke e 'ngoe ea mefuta e atileng haholo ea li-transformer lifemeng tsa matla a letsatsi. E nyolla motlakase oa AC ho tloha ho inverter ho ea boemong ba motlakase o mahareng o loketseng litsamaiso tsa pokello kapa khokahano ea marang-rang.
Pad-Mounted Transformer
Li-transformer tse kenngoeng ka marang-rang hangata li sebelisoa kantle mapolasing a letsatsi a khoebo le a boleng bo holimo. Li kenngoa holim'a liphahlo tsa konkreite 'me li hokahane le likhoele tse ka tlas'a lefatše kapa tse ka holimo-limo.
Mofuta o omileng oa Transformer
Li-transformer tsa mofuta o omileng li sebelisa moea o pholileng le ho pata ka thata ho e-na le oli. Hangata li sebelisoa ka matlung kapa libakeng tseo ho tšoenyang oli ho tsona.
Transformer e Kentsoeng ka Oli
Li-transformer tse qoelisoang ka oli li sebelisa oli e sireletsang bakeng sa ho pholisa le ho pata. Li sebelisoa haholo mererong e meholo ea letsatsi la kantle hobane li khona ho sebetsana le matla a holimo le ho fana ka ts'ebetso e ntle ea mocheso.
Isolation Transformer
Transformer ea ho itšehla thajana e arola lipotoloho tsa motlakase ha e ntse e fetisa matla. Lits'ebetsong tsa letsatsi, e ka sebelisoa moo ho arohanang motlakase, ho laola fatše, kapa ho lumellana ha lisebelisoa ho hlokahalang.
Likarolo tsa Bohlokoa tsa Solar Power Transformer
Lisebelisoa tsa letsatsi li theha maemo a ikhethileng a ts'ebetso, kahoo moralo oa transformer o bohlokoa.
Lintlha tsa bohlokoa li kenyelletsa:
- Bokgoni bo phahameng
- Karolelano ea motlakase e loketseng
- Bokhoni bo nepahetseng ba kVA kapa MVA
- Ho lumellana le tlhahiso ea inverter
- Sistimi e matla ea ho kenya letsoho
- Moqapi o nepahetseng oa ho pholisa
- Litahlehelo tse tlase
- Tlhophiso e tsamaellanang le gridi
- Tšireletso ea ka ntle ea leholimo ha ho hlokahala
- Ho hanyetsa li-harmonics le khatello ea mocheso
- Khokahano ea ts'ireletso e tšepahalang
- Bophelo bo bolelele ba tšebeletso
Hobane tlhahiso ea letsatsi e fetoha letsatsi lohle, transformer e ka ba le meroalo e feto-fetohang. E lokela ho sebetsa ka katleho eseng feela ka mojaro o felletseng, empa hape le tlas'a maemo a moroalo o sa fellang.
Solar Transformer vs. Standard Transformer
Mochine oa motlakase oa letsatsi o ka shebahala o tšoana le mochine o tloaelehileng oa ho aba, empa maemo a eona a ho sebetsa a ka fapana.
Hangata li-solar transformers li sebetsana le:
- Phapang ea hangata ea mojaro
- Li-harmonics tse entsoeng ka inverter
- Phaello e phahameng ea motšehare le mojaro o tlase oa bosiu
- Ho pepeseha ka ntle
- Litlhoko tsa khokahano ea grid
- Khutlisetsa morao phallo ea matla lits'ebetsong tse ling
- Thermal cycling
- Libaka tsa ho kenya tse hole
Ka mabaka ana, khetho ea li-transformer e lokela ho nahana ka sistimi e felletseng ea matla a letsatsi, eseng feela voltage le matla.
Mokhoa oa ho nka boholo ba Solar Power Transformer
Sizing e ipapisitse le tlhahiso e felletseng ea inverter, voltage ea AC, matla a motlakase, voltage ea grid, tlhoko ea ho jara, mocheso o teng le moralo oa sistimi.
Mokhoa o sebetsang oa ho khetha o lokela ho hlahlojoa:
- Kakaretso ea matla a inverter AC
- Matla a mantlha
- Matla a bobeli
- Mokhahlelo le khafetsa
- KVA kapa MVA lintlha
- Tšitiso
- Mokhoa oa ho pholisa
- Ho phahama ha mocheso
- Likahare tsa Harmonic
- Mokhoa oa ho beha fatše
- Lisebelisoa tsa ts'ireletso
- Boemo ba ho kenya
- Mocheso oa tikoloho
- Sebaka sa kahare kapa kantle
- Litekanyetso tse sebetsang
Transformer e nyane haholo e ka chesa kapa ea fokotsa tlhahiso ea sistimi. Transformer e kholo haholo e ka eketsa litšenyehelo 'me ea fokotsa ts'ebetso e ntle ho mojaro o bobebe. Saese e ntle ka ho fetisisa e leka-lekanya polokeho, katleho, le ts'ebetso ea nako e telele.
Moo ho sebelisoang li-Solar Power Transformers
Li-transformer tsa matla a letsatsi li ka fumanoa lits'ebetsong tse ngata tsa photovoltaic, ho kenyelletsa:
- Mapolasi a matla a letsatsi a sebetsang hantle
- Litsamaiso tsa PV tsa marulelo a khoebo
- Lisebelisoa tsa letsatsi la indasteri
- Merero ea ho boloka matla a letsatsi le ho boloka
- Li-microgrids
- Mehaho ea letsatsi la temo
- Lisebelisoa tsa letsatsi tse behiloeng fatše
- Litsamaiso tsa motlakase tse nchafalitsoeng tsa Hybrid
- Liteishene tsa inverter tse kentsoeng ke grid
Lits'ebetsong tse nyane tsa bolulo, transformer e arohaneng e kanna ea se ke ea bonahala kamehla hobane moralo oa khokahano ea inverter le grid o ka sebetsana le litlhoko tsa motlakase ka tsela e fapaneng. Litsamaisong tse kholo, li-transformer hangata lia hlokahala.
Maikutlo a Tlhokomelo
A motlakase oa motlakase oa letsatsi e lokela ho hlahlojoa khafetsa ho boloka ts'ebetso e bolokehileng le e sebetsang hantle. Litlhoko tsa tlhokomelo li fapana ho ea ka mofuta oa transformer le tikoloho ea ho kenya.
Licheke tse tloaelehileng li kenyelletsa:
- Tlhokomelo ea mocheso
- Boemo ba oli le boemo ba oli bakeng sa likarolo tse tletseng oli
- Ho hanyetsa mocheso
- Khokahano e thata
- Boemo ba ho beha fatše
- Boemo ba tsamaiso ea ho pholisa
- Lerata le ho thothomela
- Matšoao a ho chesa haholo
- Ho kena ha mongobo
- Khoho
- Ts'ebetso ea sesebelisoa se sireletsang
Tlhokomelo e nepahetseng e ka fokotsa nako ea ho theoha le ho lelefatsa bophelo ba tšebeletso ea transformer.
Liphoso Tse Tloaelehileng Tseo U Lokelang ho li Qoba
Phoso e 'ngoe e tloaelehileng ke ho khetha transformer e thehiloeng feela ka matla. Karo-karolelano ea motlakase, impedance, grounding, harmonics, tahlehelo, le tikoloho ea ho kenya le tsona li bohlokoa.
Phoso e 'ngoe ke ho hlokomoloha litšobotsi tsa inverter. Sehlahisoa sa inverter se ka ba le likarolo tsa harmonic le litlamorao tsa phetoho tse hlokang moralo o nepahetseng oa transformer.
Phoso ea boraro ke ho hlokomoloha ts'ebetso e sa lekanyetsoang. Lisebelisoa tsa letsatsi li ka sebetsa ka maemo a fapaneng a tlhahiso, kahoo ts'ebetso e tlase ea tahlehelo e ka ama chai ea nako e telele ea matla.
Qetello
Sefetoleli sa matla a letsatsi ke karolo ea bohlokoa ea motlakase e fetolang maemo a motlakase, e ts'ehetsa khokahano ea grid, e fana ka karohano, 'me e thusa matla a letsatsi ho tsamaea ka polokeho ho tloha ho li-inverters ho ea ho basebelisi kapa marang-rang a ts'ebeliso.
E nepahetseng motlakase oa motlakase oa letsatsi e lokela ho ts'oana le matla a sistimi ea photovoltaic, tlhahiso ea inverter, voltage ea grid, mokhoa oa ho theola fatše, tlhokahalo ea ho pholisa, le tikoloho ea sebaka. Khetho e hlokolosi ea li-transformer e ntlafatsa ts'epo ea sistimi, ts'ebetso ea matla, le ts'ebetso ea projeke ea nako e telele ea letsatsi.
Bakeng sa tlhaiso-leseling ea sehlahisoa sa motlakase oa letsatsi, etela JS Ningyi.
