Solar PV junction boxke sesebelisoa se kopanyang pakeng tsa lihlopha tsa lisele tsa letsatsi tse entsoeng ke li-module tsa lisele tsa letsatsi le sesebelisoa sa ho laola ho tjhaja ha letsatsi.Mosebetsi oa eona o ka sehloohong ke ho hokahanya le ho sireletsa mochine oa photovoltaic oa letsatsi, le ho hokahanya matla a hlahisoang ke sele ea letsatsi ho potoloho e ka ntle.Tsamaisa sejoale-joale se hlahisoang ke mojule oa photovoltaic.Lebokose la motlakase la letsatsi la PV le khomaretsoe letlapeng le ka morao la motsoako ka gel ea silica, lithapo tse etellang pele karolong e 'ngoe li hokahanngoa hammoho ka mohala o ka hare oa lebokose la mateano,' me mohala o ka hare o hokahanngoa le thapo e ka ntle ho etsa karolo. le conduction ea ka ntle ea cable.Ke moralo o pharalletseng o kopanyang moralo oa motlakase, moralo oa mochini le mahlale a lintho tse bonahalang.
Lebokose la li-solar PV junction le kenyelletsa 'mele oa lebokose, o tšoauoang ka hore boto ea potoloho e hatisitsoeng e hlophisitsoe ka har'a lebokose la' mele, 'me khokahano ea libese ea N e qetella le lipheletso tse peli tsa khokahano ea cable li hatisoa botong ea potoloho e hatisitsoeng,' me khokahano e 'ngoe le e 'ngoe ea libese. pheletso e feta har'a sebaka sa libese.E hokahane le mohala oa betri ea letsatsi, lipheletso tsa khokahano ea libese tse haufi le tsona li hokahantsoe ke diode;har'a bona, ho na le phetoho ea elektronike letotong pakeng tsa pheletso ea khokahano ea libese le pheletso ea khokahano ea mohala, 'me sesebelisoa sa elektroniki se laoloa ke lets'oao la taolo le amohetseng.Qetello ea khokahano ea libese ea Nth e hokahane le pheletso ea khokahano ea cable ea bobeli;lipheletso tse peli tsa khokahanyo ea lithapo li kopantsoe ka ho latellana ho ea kantle ka mohala oa mohala;bypass capacitor e boetse e fanoa lipakeng tsa likhokahano tse peli tsa cable.
Sebopeho sa Solar PV Junction Box
Lebokose la kopanelo la PV le entsoe ka 'mele oa lebokose, thapo le sehokelo.
'Mele oa lebokose o kenyelletsa: tlase ea lebokose (ho kenyeletsoa terminal ea koporo kapa polasetiki), sekoahelo sa lebokose, diode;
Lithapo li arotsoe ka: 1.5MM2, 2.5MM2, 4MM2 le 6MM2, lithapo tsena tse sebelisoang hangata;
Ho na le mefuta e 'meli ea likhokahanyo: MC3 le MC4 sehokelo;
Mohlala oa diode: 10A10, 10SQ050, 12SQ045, PV1545, PV1645, SR20200, joalo-joalo.
Ho na le mefuta e 'meli ea liphutheloana tsa diode: R-6 SR263
Litlhaloso tse ka Sehloohong tsa Tekheniki
Boholo bo sebetsang hona joale 16A Boholo ba ho mamella voltage 1000V Mocheso oa ho sebetsa -40～90℃ Mongobo o phahameng oa ho sebetsa 5%～95% (o sa fokotseheng) Kereiti e sa keneleng metsi IP68 thapo ea khokahano 4mm.
Likaroloana
Matla a lebokose la photovoltaic junction a lekoa tlas'a maemo a tloaelehileng: mocheso oa likhato tse 25, AM1.5, 1000W / M2.Ka kakaretso e hlahisoang ke WP, e ka boela ea hlalosoa ke W. Matla a lekiloeng tlas'a maemo ana a bitsoa matla a lebitso.
1. Khetla e entsoe ka thepa e tala ea boleng bo holimo e tsoang kantle ho naha, e nang le matla a phahameng a ho thibela botsofali le ho hanyetsa mahlaseli a kotsi;
2. E loketse ho sebelisoa tlas'a maemo a thata a tikoloho ka nako e telele ea tlhahiso ea ka ntle, 'me nako ea tšebeliso e feta lilemo tse 25;
3. E na le mokhoa o babatsehang oa ho senya mocheso le molumo o utloahalang oa cavity ka hare ho fokotsa ka katleho mocheso o ka hare ho finyella litlhoko tsa tšireletso ea motlakase;
4. Mesebetsi e metle e thibelang metsi le lerole;
5. Li-terminals tsa 2-6 li ka hahoa ka mokhoa o ikemetseng ho latela litlhoko;
6. Mekhoa eohle ea ho hokela e sebelisa khokahano ea plug-in e potlakileng.
Solar PV Junction Lebokose Lintho Tse Hlahlobong
▲Teko ea ho tiea ▲Teko ea ho hanyetsa boemo ba leholimo ▲Teko ea ts'ebetso ea mollo ▲Teko ea ho qetela ea pin fastening ▲Teko ea ho tšepahala ea plugging ▲ Teko ea mocheso oa motsoako oa Diode ▲Teko ea ho hanyetsa
Bakeng sa lintlha tse kaholimo tsa liteko, re khothaletsa lisebelisoa tsa PPO bakeng sa likarolo tsa 'mele oa PV junction box
1) Litlhoko tsa ts'ebetso ea 'mele / sekoaelo sa "solar junction box".
E na le anti-botsofali e ntle le ho hanyetsa UV;khanyetso ea motlakase e tlase;thepa e babatsehang ea ho thibela mollo;khanyetso e ntle ea lik'hemik'hale;ho hanyetsa litlamorao tse fapaneng, joalo ka litlamorao tse tsoang lisebelisoa tsa mochini.
2) Lintlha tse 'maloa tsa ho khothaletsa lisebelisoa tsa PPO
▲ PPO e na le karolo e nyane ka ho fetisisa har'a lipolasetiki tse kholo tse hlano tsa boenjiniere, ha e na chefo, 'me e finyella litekanyetso tsa FDA;
▲Ho hanyetsa mocheso o motle, ho feta PC ka thepa ea amorphous;
▲ Thepa ea motlakase ea PPO ke e ntle ka ho fetisisa har'a lipolasetiki tsa boenjiniere tse akaretsang, 'me mocheso, mongobo le maqhubu ha li na phello e fokolang ho thepa ea eona ea motlakase;
▲ PPO / PS e na le shrinkage e tlase le botsitso bo botle ba dimensional;
▲ PPO le PPO / PS letoto la li-alloys li na le mocheso o motle ka ho fetisisa oa ho hanyetsa mocheso le tekanyo e tlaase ka ho fetisisa ea ho kenngoa ha metsi har'a li-plastiki tsa boenjiniere tse tloaelehileng, 'me liphetoho tsa tsona tsa boholo li nyenyane ha li sebelisoa metsing;
▲ PPO/PA letoto alloys na le toughness e ntle, matla a phahameng, ho hanyetsa solvent le sprayability;
▲ MPPO e thibelang malakabe hangata e sebelisa li-flame retardants tsa phosphorus le naetrojene, tse nang le litšoaneleho tsa ho thibela mollo halogen 'me li kopana le tataiso ea nts'etsopele ea lisebelisoa tse tala.
Slocable pv module junction box(lisebelisoa tsa PPO)
Khetho ea Solar PV Junction Box
Lintlha tse ka sehloohong tse lokelang ho nahanoa ha ho khethoa lebokose la li-junction tsa PV e lokela ho ba tsa hona joale tsa mojule.E 'ngoe ke palo e phahameng ka ho fetisisa ea hona joale e sebetsang 'me e' ngoe ke ea nako e khutšoanyane ea potoloho.Ha e le hantle, nako e khutšoanyane ea nako e khutšoanyane ke boholo ba hona joale boo module e ka bo hlahisang.Ho ea ka nako e khutšoanyane ea nako e khutšoanyane, lebelo le lekantsoeng la lebokose la matekoane le lokela ho ba le ntlha e kholoanyane ea tšireletso.Haeba lebokose la motlakase la letsatsi la PV le baloa ho ea ka boholo ba hona joale bo sebetsang, ntlha ea tšireletso e nyenyane.
Motheo oa saense ka ho fetisisa oa khetho o lokela ho thehoa holim'a molao oa phetoho ea hona joale le voltage ea betri e lokelang ho ntšoa ka matla a leseli.U tlameha ho utloisisa sebaka seo module eo u e hlahisang e sebelisoang ho sona, le hore na leseli le leholo hakae sebakeng sena, ebe u bapisa betri The curve ea phetoho ea hona joale ea chip ka matla a khanya, ho batlisisa hore na ho ka khoneha joang hona joale, le ebe u khetha nako e lekantsoeng ea lebokose la mateano.
1. Ho ea ka matla a mochine oa photovoltaic, 150w, 180w, 230w, kapa 310w?
2. Litlhaloso tse ling tsa likarolo.
3. Mekhahlelo ea diode, 10amp, 12amp, 15amp kapa 25amp?
4. Ntlha ea bohlokoa ka ho fetisisa, motlakase oa nako e khutšoanyane o moholo hakae?Bakeng sa tlhahlobo ena, khetho ea diode e itšetlehile ka bongata bo latelang:
Hajoale (e kholoanyane e betere), mocheso o phahameng oa mateano (e nyane e betere), khanyetso ea mocheso (e nyane e betere), ho theoha ha motlakase (e nyane e betere), matla a morao a ho senyeha (ka kakaretso 40V e lekane).
Split Junction Lebokose
Ho tloha ka Phuptjane 2018, lebokose la mateano a letsatsi le se le fumane lekala butle-butle ho tloha lebokoseng la mantlha le kopaneng la 2015:lebokose la mateano a arohaneng, 'me e thehile phello ea tekanyo ho Shanghai Photovoltaic Exhibition, e emelang monyetla oa mabokose a marang-rang a PV nakong e tlang Kenya mokhoa oa ho fapanyetsana le tsoelo-pele e tšoanang.
Mabokose a mateano a karolo e le 'ngoe a sebelisoa haholo-holo bakeng sa likarolo tsa foreimi ea setso, 'me mabokose a matekoane a mofuta o arohaneng a sebelisoa haholo bakeng sa likarolo tse ncha tse nang le likhalase tse peli.Ha ho bapisoa le ea pele, ea morao-rao e ka 'na ea hlokoa haholoanyane ke mmaraka le bareki hona joale.Ha e le hantle, ho haufi le ho hlokomela ka ho feletseng hore litšenyehelo tsa motlakase oa photovoltaic li fokotsehile ho feta tefiso ea motlakase, e bolelang hore litšenyehelo tsa indasteri ea photovoltaic li tla fokotseha ka ho eketsehileng, 'me phaello ea phaello ea photovoltaic junction box e tla tsoela pele ho hatelloa.Lebokose le arohaneng le arohaneng le tsoaloa ka morero oa "ho fokotsa litšenyehelo" 'me le lula le ntlafatsoa.
Melemo eaLebokose la Likarolo Tse Tharo
1. Fokotsa haholo palo ea ho tlatsa le ho pitsa.'Mele oa lebokose le le leng ke 3.7ml feela, e leng ho fokotsang haholo litšenyehelo tsa tlhahiso,' me molemo oa boholo bona o monyenyane o etsa hore sebaka sa ho tlama mojulung se be se senyenyane, se eketsa sebaka sa leseli la phanele ea photovoltaic, e le hore mochine oa motlakase oa photovoltaic o ka fumana. melemo e meholoanyane.
2. Ntlafatsa sebopeho sa khetla, 'me phello e khahlanong le botsofali e eketseha haholo.Mofuta ona o mocha oa lebokose la matekoane o arohaneng o amohela theknoloji ea morao-rao ea lipatlisiso le nts'etsopele, 'me khetla ea eona (lebokose la matekoane, sehokelo) e na le matla a phahameng a ho thibela botsofali le ho thibela metsi,' me e ka sebelisoa ka tloaelo tlas'a maemo a thata a tikoloho.
3. Sebaka se bohareng sa sebaka sa libese se ntlafetseng ke 6mm feela, 'me diode e nka ho hanyetsa welding, ho hokahanya ho ba ho sireletsehileng le ho tšepahala haholoanyane.
4. Phello e ntle ea ho senya mocheso.Ha ho bapisoa le lebokose la li-junction, lebokose le arohaneng le arohaneng le hlahisa mocheso o fokolang 'me le na le phello e ntle ea ho senya mocheso.
5. Boloka bolelele ba thapo, 'me ka sebele u fokotse litšenyehelo le ho eketsa katleho.Moralo oa likarolo tse tharo o boetse o fetola mokhoa oa ho kenya le oa ho tsoa, e le hore mabokose a kopaneng a matle le a mabe a ka kenngoa ka lehlakoreng le letšehali le le letona la phanele ea photovoltaic, e khutsufatsang haholo sebaka se pakeng tsa betri le khokahano ea potoloho. sebaka sa betri nakong ea ho kenya boenjiniere.Mokhoa ona o otlolohileng ha o fokotse feela tahlehelo ea mohala, empa hape o fokotsa tahlehelo ea matla a matla a bakoang ke bolelele ba mohala, 'me o eketsa matla a module.
Ka kakaretso, lebokose le lecha la li-junction tse tharo le ka hlalosoa e le mohlala oa "boleng bo phahameng le ba theko e tlaase", 'me le fetisitse maemo a morao-rao a TUV (IEC62790).Tsoelo-pele e atlehileng ea lebokose le arohaneng le arohaneng e emela hore Chaena e na le boemo bo botle haholoanyane mokhoeng oa tlhōlisano oa photovoltaic grid parity.
Slocable tse tharo tse arohaneng mateano lebokose
Tlatsetso: Evolution ea Solar PV Junction Boxes
Mabokose a marang-rang a Solar PV a 'nile a boloka ts'ebetso e ts'oanang, empa hona joale ha matla a matla le motlakase oa lisebelisoa tsa letsatsi a ntse a eketseha, lebokose la mahlaseli a letsatsi le tlameha ho ntlafatsa bokhoni ba ho sireletsa matla.
"Karolo e akaretsang ea lebokose la li-junction e ntse e tšoana, empa li-module tsa PV li ntse li matlafala le ho feta," ho boletse Brian Mills, Mookameli oa Lihlahisoa tsa PV oa Amerika Leboea ho Stäubli Electrical Connectors."Ha li-module tsa PV li ntse li eketseha, li-bypass diode li tlameha ho etsa mosebetsi o mongata.Tsela eo li monyang matla ka eona ke ho qhala mocheso, kahoo mocheso ona o tsoang ho diode o tlameha ho sebetsanoa le oona.”
Li-switches tse pholileng li nka sebaka sa li-diode tsa setso mabokoseng a mang a mateano a PV ho fokotsa mocheso o feteletseng o hlahisoang ke liphetho tse phahameng tsa mojule oa PV.Ha phanele ea letsatsi e nang le moriti e batla ho senya matla ka tlhaho, li-diode tse tloaelehileng li thibela seo ho etsahala, empa li hlahisa mocheso nakong eo.Sesebelisoa se pholileng sa bypass se sebetsa joalo ka sesebelisoa sa ho tima / ho tima, se bula potoloho ha karolo ea letsatsi e leka ho monya matla, e thibela ho eketseha ha mocheso.
"Bypass diode ke theknoloji ea 1950s," Mills o itse.Li thata ebile li tšepahala, empa taba ea mocheso e 'nile ea e-ba khathatso kamehla.Li-switches tse pholileng li rarolla bothata bona ba mocheso, empa li theko e boima haholo ho feta li-diode, 'me bohle ba batla hore li-module tsa solar PV li be theko e tlaase kamoo ho ka khonehang.
Ho fumana chelete e ngata ea chelete ea bona, beng ba bangata ba PV system ba retelehela ho li-solar panels tse peli.Le hoja motlakase o hlahisoa ka pele le ka morao ho phanele ea letsatsi, matla a ntse a ka kenngoa ka lebokose la mateano.Baetsi ba li-box junction tsa PV ba tlameha ho qapa ka meralo ea bona.
"Ka phanele ea letsatsi ea mahlakore a mabeli, u tlameha ho beha lebokose la PV junction moo u ka etsang bonnete ba hore mokokotlo ha o na moriti," ho boletse Rosenkranz."Qetellong, lebokose la mateano ha le sa khona ho ba khutlonnetsepa, e tlameha ho ba nyane."
TE Connectivity e fana ka li-boxes tse tharo tse nyenyane tsa SOLARLOK PV Edge junction bakeng sa li-module tsa PV tse peli, e 'ngoe le e' ngoe e le ka ho le letšehali, bohareng, le ka holimo ho likhutlo tse ka holimo tsa mojule, tse hlileng li sebeletsang morero o tšoanang le lebokose le leholo le nang le li-rectangular.Stäubli e ntse e nts'etsapele lebokose la mateano la PV bakeng sa ho ema haufi le moeli oa li-module tse peli.
Ho tuma ka potlako ha li-module tsa PV tse peli ho bolela hore meralo ea mabokose a PV junction e tlameha ho ntlafatsoa ka nako e khuts'oane.Lintlafatso tse ling tsa tšohanyetso ho litsamaiso tsa letsatsi li kenyelletsa ho koaloa ka potlako le likarolo tse fapaneng tsa likarolo tse hlokoang ke Khoutu ea Naha ea Motlakase, le mabokose a kopaneng a PV le ona a tlameha ho lula a le teng.
Lebokose le kopaneng la Stäubli's PV-JB/MF multifunction junction le ka etsoa ka mokhoa o bulehileng, kahoo le ka itokisetsa lintlafatso life kapa life tsa kamoso, ho kenyeletsoa li-optimizer kapa li-micro-inverters, haeba likarolo tsa bona tsa elektroniki li fetoha tse nyane ka ho lekaneng.
TE Connectivity e boetse e sa tsoa hlahisa lebokose le bohlale la PV le kopanyang liboto tsa potoloho tse hatisitsoeng (PCBs) ho litharollo tsa liphanele tsa letsatsi ka ho beha leihlo, ho ntlafatsa le ho koala kapele.
Baetsi ba li-box junction tsa PV le bona ba ntse ba nahana ka ho eketsa theknoloji ea inverter mefuteng ea bona ea nako e tlang.Mabokose a mateano a sa tsotelloe a hohela tlhokomelo e eketsehileng.
2021-07-16
