Ka tsoelo-pele e tsoelang pele ea 'maraka oa photovoltaic oa ka hare, tlhokahalo eamabokose a mateano a photovoltaiclelikhokahanyoe tsoela pele ho hola.Leha ho le joalo, ka lebaka la karo-karolelano ea theko e tlaase le mosebetsi "o sa bonahaleng", boleng ba mabokose a marang-rang le li-connectors li nkeloe sebaka, e leng se fellang ka ho hlōleha khafetsa le likotsi tsa matla a letsatsi le tsamaiso ea matla a photovoltaic.Mathata a li-connectors a senotse butle-butle, kahoo bareki le bahlahisi ba qalile ho hlokomela bohlokoa ba boleng ba sehlahisoa.
Solar MC4 Connectors——ho se tsotelle ho fokolang ho ka lebisa tlokotsing e kholo
Ka ho theoha ka potlako ha theko ea motlakase oa photovoltaic, litšenyehelo tsa ho kenya photovoltaic malapeng li ka ba 6 yuan / W.Nakong e tlang, ho lebeletsoe hore ho tla ba le phokotso ea 10% -15% selemo le selemo.Ka nako e ts'oanang, ka 2020, libaka tse ngata tsa Chaena li tla finyella ho lekana ho Internet, e leng ntho e ka hare ho nts'etsopele e potlakileng ea photovoltaics ea malapa.
Ho fokotseha ha litšenyehelo tsa motlakase ka hora ea kilowatt, mokhoa o bonolo oa ho fumana Inthanete, le pholisi e tsitsitseng ea lithuso ke litiiso tsa bohlokoa bakeng sa photovoltaics ea malapa ho kena malapeng a batho ba tloaelehileng e le thepa ea bareki + thepa ea lichelete.
Leha ho le joalo, ka kholo e potlakileng ea bokhoni bo kentsoeng limmarakeng tsa photovoltaic tsa malapeng le tsa linaheng tse ling lilemong tsa morao tjena, likotsi tsa boleng li hohle.Mokhoa oa ho etsa bonnete ba ts'ireletso le ts'ebetso e ka tšeptjoang ea mekhoa ea photovoltaic ea malapa e fetoha e 'ngoe ea libaka tse amehileng ka ho fetisisa indastering ea photovoltaic.
Ho ea ka Ling Zhimin, CEO oa Phenergy Technology Co., Ltd., "Ho phatloha ha lihlahisoa tsa ntlo ka 2016 le 2017 ho ne ho le bohale haholo ebile ho potlakile.Ena ke leqhubu la pele la nts'etsopele e mpe ea photovoltaic e ajoang ea China.Ka keketseho ea matla a kentsoeng Haholo-holo, mathata a mangata a kang mello, litletlebo tsa basebelisi, le mekitlane ea likoloto li tla hlaha butle-butle.Ka mor'a moo, photovoltaics e ajoang e tla kena mothating oa bobeli oa polokeho le bohlale. "
Patlisiso e bontša hore liphosong le likotsing tsohle tsa liteishene tsa motlakase, likotsi tse bakoang ke mabokose a mateano le lihokelo li nka karolo e fetang 30%, 'me ho robeha ha diode ho baka ho feta esita le 65% ea likotsi tsa mabokose a mateano le likhokahano.
Ho ea ka litsebi tsa indasteri, ho nka li-connectors tsa letsatsi e le mohlala, ka lebaka la boholo ba tsona bo fokolang le litšenyehelo tsa litšenyehelo tse ka tlaase ho 1% ea litšenyehelo tsohle tsa tsamaiso ea photovoltaic, hangata li hlokomolohuoa ke bahlahisi le basebelisi.
Cheng Ziyu, hlooho ea khoebo ea "solar junction box" ea TÜV Rheinland Shanghai, o boletse hore leha motho e mong le e mong a tsepamisitse maikutlo ho libaka tse ngata tse kang mahlale a betri le ntlafatso ea ntlafatso ea mojule, hangata ba hlokomoloha likarolo tse nyane empa e le tsa bohlokoa tsa matla a letsatsi.Likarolo, tse hlahisang theknoloji e ntle ea betri le likarolo tse ntle li ke ke tsa sebelisoa ka nepo, ebile li baka kotsi nakong ea ts'ebeliso.
Ntle le moo, bahlahisi ba bangata ba likhokahano tsa lapeng ha ba na lipatlisiso tse ikemetseng le bokhoni ba nts'etsopele, mme batseteli ba seteishene sa motlakase ha ba na tlhokomelo e lekaneng le mekhoa e sebetsang ea tlhahlobo, e bakang mathata a fapaneng a pepesitsoeng nakong ea ts'ebeliso ea hona joale ea sehokelo, joalo ka khanyetso e eketsehileng ea ho ikopanya, khetla ea kantle. deformation, arcing fire at the connection, kapa esita le ho qhibidiha le ho tuka.Ha e ame feela ts'ebetso ea liteishene tsa matla a photovoltaic, empa hape e baka likoluoa tse ke keng tsa lokisoa le tahlehelo maemong a boima.
Ho ea ka Dr. Zhimin Ling: "Mokhoeng oa lithapo tsa setso, li-modules li hlophisitsoe ka letoto ka mokhoa o nang le matla a phahameng a DC a 600V-1000V.Sistimi ena e sebetsa ka lilemo tse ngata, 'me mokelikeli oa terata o pepesoa ka mor'a ho bola, ho leng bonolo haholo ho hlahisa li-arc tsa DC le ho baka mollo.Ha mollo o hlaha, ka lehlakoreng la DC, ha feela ho ntse ho e-na le khanya, ho tla ba le motlakase o mongata, 'me bo-ralitima-mollo ba ke ke ba tima mollo ka ho toba."
Lihlahisoa tse tlase li na le kotsi e kholo
Ha tsamaiso ea photovoltaic e pepesehela moea, pula, letsatsi le chesang le liphetoho tse feteletseng tsa mocheso ka nako e telele, li-connectors li tlameha ho khona ho ikamahanya le maemo ana a thata, kahoo ha lia lokela ho thibela metsi feela, mocheso o phahameng oa mocheso le ho hanyetsa boemo ba leholimo. mahlaseli a ultraviolet, empa hape le ts'ireletso ea ho ama le mojaro o phahameng Bokhoni ba phallo le ts'ebetso e phahameng.
Lihlahisoa tsa photovoltaic li hloka nako ea bophelo ea bonyane lilemo tse 25, 'me lebokose la motsoako oa photovoltaic ke e' ngoe ea likarolo tsa bohlokoa tsa li-modules tsa photovoltaic, tse phethang karolo ea bohlokoa ho hlahisa matla a nako e telele, a sireletsehileng le a sebetsang a modules.
Luo Jiuwei, molula-setulo oa Shenzhen Ruihexiang Technology Co., Ltd., le eena o bontšitse maikutlo a tšoanang mme a kopa indasteri ho ntlafatsa boleng ba sehlahisoa."Re etella pele 'maraka ka boleng, hobane photovoltaics e tla nka lilemo tse 20 ho e sebelisa, kahoo boleng ba sehlahisoa bo bohlokoa haholo.Leha ho le joalo, ho na le litheko tse phahameng le tse tlase tsa sehlahisoa 'marakeng, mme bahlahisi ba bang ba meharo ea theko e tlase ebile ba iphapanyetsa boleng.Ka sebele sena ha se khonehe.Re tlameha ho phela ka boleng. ”
Lihokelo tsa photovoltaic ke li-node tsa phetisetso ea matla.Li-node tsena li tla hlahisa mocheso ha matla a feta, e leng tšebeliso e tloaelehileng ea matla.Tlhaloso ea mantlha ea tlhahlobo ea boleng ba li-photovoltaic connectors ke "ho hanyetsa ho kopana ha li-connectors tsa banna le basali ka mor'a ho kopana".Sehokelo sa boleng bo holimo se tlameha ho ba le khanyetso e tlase haholo, se fokotse karolo ena ea tahlehelo, 'me se khone ho boloka khanyetso e tlase ea ho ikopanya ho pholletsa le potoloho ea bophelo, ke hore, ho hanyetsa ho kopana ho tlase.
Ho ea ka litlaleho, khanyetso ea ho kopana le li-connectors tsa photovoltaic tsa boleng bo phahameng e tsitsitse haholo, e leng haholo-holo ka lebaka la theknoloji ea motlakase e sebelisoang.Li-connectors tse tlaase li na le mahlahahlaha 'me li sa lekane ka hare' me li na le lintlha tse fokolang tsa ho kopana, tse bakang khanyetso e feteletseng ho hotetsa lebokose la mateano, e leng se etsang hore karolo ea mokokotlo e chese 'me e etse hore karolo e robehe.Boleng ba pele ba ho hanyetsa ha sehokelo bo itšetlehile ka khetho ea thepa, moralo oa sebopeho le hore na o na le theknoloji ea mantlha ea khokahanyo ea motlakase.Khanyetso ea pele ea ho ikopanya ea Stäubli MC4 ke 0.35mΩ, e leng boleng bo phahameng.Ho ipapisitsoe le ntho ena feela, MC4 e tlisa keketseho ea likete tsa li-yuan molemong oa beng ba MW selemo le selemo.
Ho ea ka litekanyetso tsa morao-rao tsa machaba tsa IEC 62852 bakeng sa li-photovoltaic connectors, khanyetso ea ho kopana ha li-connectors tsa banna le basali ka mor'a ho lekoa ke TC200 + DH1000 e ke ke ea eketsa ho feta 5 mΩ kapa boleng ba ho qetela ba ho hanyetsa bo ka tlase ho 150% ea boleng ba pele.Ena ke tlhokahalo e fokolang feela, 'me ho hanyetsa ho kopana ha lihokelo tsa bahlahisi ba fapaneng ho itšetlehile ka boemo ba theknoloji ea moetsi.
Tsoelo-pele ea boleng bo phahameng ba 'maraka oa photovoltaic connector e hloka boiteko bo kopanetsoeng ba indasteri eohle ho leleka lihlahisoa tsa boleng bo tlaase kapele kamoo ho ka khonehang le ho boloka tikoloho bakeng sa tsoelo-pele e ntle ea' maraka.
Hona joale, bothata bo ka sehloohong ba bahlahisi ba bangata ba li-photovoltaic connector bo ntse bo le boleng, 'me haeba bo lumelloa ho ntshetsa pele, lihlahisoa tse tlaase tsa bahlahisi ba bang li ka ama botumo ba indasteri eohle ea Sechaena ea photovoltaic connector.Ka lebaka leo, bareki ba na le stereotype e sa tšepahaleng ea li-photovoltaic connectors tse entsoeng Chaena.
Setsi sa Setifikeiti sa Boleng sa China se kile sa bitsa, e le ho netefatsa boleng ba likhokahano tsa AC bakeng sa lits'ebetso tsa photovoltaic naheng ea heso, ho felisa ho se lekane ha lihlahisoa 'marakeng oa lehae, ho ntlafatsa ts'ebetso ea ts'ireletso ea li-inverters, sistimi ea photovoltaic le limela tsa matla a photovoltaic, le ho tiisa tlhahiso ea lik'hamphani tse hokahanyang.Ho ntšetsa pele tsoelo-pele e phetseng hantle ea indasteri ea photovoltaic, hoa hlokahala ho theha litekanyetso tsa naha tse tsamaellanang kapa litlhaloso tsa tekheniki.
Ho kenya li-connectors pakeng tsa lihlahisoa tse fapaneng le tsona ke bothata bo tebileng haholo ha ho sebelisoa li-photovoltaic connectors.Ho latela tlaleho ea lipatlisiso tsa kantle ho naha, ho kenya sehokelo se tsoakiloeng le ho kenya sehokelo se sa tsitsang ho behile mabaka a pele le a boraro a bakang mollo.
Kamehla ho na le bothata 'marakeng oa sehokelo sa photovoltaic, ke hore, ts'ebeliso e tsoakaneng ea lihlahisoa tse fapaneng tsa sehokelo le li-inter-plugging tsa likhokahano lipakeng tsa mefuta e fapaneng.Ketsahalo ena e tloaelehile limmarakeng tsa malapeng le tsa mose ho maoatle.Boholo ba beng le lik'hamphani tsa EPC ha ba tsebe hanyane ka ho bapisa lihokelo.
Leha ho le joalo, litlhaloso, litekanyo le mamello ea li-connectors tsa bahlahisi ba fapaneng ha li lumellane ebile li ke ke tsa bapisoa ka ho feletseng.Ka mor'a hore lihokelo tse peli li kenngoe, li-conductor tse sebelisetsoang ho hokahanya motlakase pakeng tsa li-connectors tse peli ha li kopane hantle, e leng se etsang hore ho be le ho hlōleha ha khokahano.
Hong Weigang, Mookameli oa Lefapha la Sehlahisoa sa Photovoltaic la Lihokelo tsa Motlakase ho Stäubli (Hangzhou) Precision Machinery Electronics Co., Ltd., o itse: "Lihokelo tse tsoang ho bahlahisi ba fapaneng li na le mekhoa e fapaneng haholo ea tlhahiso, litekanyetso tsa tlhahiso, le lisebelisoa tse tala.Mathata a amanang le a bakoang ke ho kenngoa ha li-connectors ka bobeli a kenyelletsa khanyetso e eketsehileng ea ho kopana, ho hlahisa mocheso oa sehokelo, mollo holim'a sehokelo, ho chesa ha sehokelo, ho felloa ke matla ha likarolo tsa likhoele, ho hloleha ha lebokose la junction, le ho lutla ha likarolo, e ka etsang hore sistimi e hlolehe ho sebetsa ka tsela e tloaelehileng.Ka hona melemo ea moruo ea seteishene sa motlakase e ea senyeha.Haeba lihlahisoa tse tsoang ho moetsi a le mong li sebelisoa, kotsi ena e tla laoloa ka har'a mefuta e laoloang.“
An Chao, molaoli oa khoebo oa limela le litsamaiso tsa motlakase oa photovoltaic bakeng sa TÜV Rheinland Solar Services, o hatelletse hore lihokelo tsa letsatsi li hloka ho ela hloko litaba tsa ho lumellana.Taba ena e 'nile ea hlahisoa ke mekhatlo ea boraro ea liteko ka lilemo tse ngata.Ka hona, li-connectors ha lia lokela ho kopanngoa nakong ea ho kenngoa ha limela tsa matla a photovoltaic.
Ntlheng ena, mekhatlo e nang le matla a ho etsa liteko TUV le UL ka bobeli e fane ka liphatlalatso tse ngotsoeng hore ha li tšehetse likopo tse kopantseng tsa lihokelo tsa mefuta e fapaneng.Australia, mmuso o ngotse litlhoko tsa kaho ea seteishene sa motlakase ho sebelisa likhokahano tse tsoang ho moetsi o le mong melaong ho qoba likotsi.Empa naheng ea rona, ha ho na litekanyetso tse nepahetseng tse fanoeng indastering.
Ka 2013, Setsi sa Setifikeiti sa Boleng sa China se boletse hore ka ts'ebeliso e atileng ea li-micro-inverters lits'ebetsong tsa photovoltaic nakong e tlang, lihokelo tse ngata tsa photovoltaic AC li tla kenngoa 'marakeng.Boleng ba sehokelo sa AC bo amana ka ho toba le polokeho ea inverter le tsamaiso eohle ea photovoltaic.Ho fihlela joale, hobane China ha e na maemo a bohlokoa a naha le maemo a indasteri, le khaello ea menyako e hlokahalang ea tekheniki, baetsi ba li-inverter ba khetha lihokelo tsa AC tse theko e phahameng tse fihlelang litlhoko tsa lihlahisoa tsa kantle ho naha tsa photovoltaic ha li romelloa kantle ho naha.Leha ho le joalo, Chaena, li-connectors tsa boleng bo tlaase tsa AC li sebelisoa, tse lebisang likotsing tsa polokeho ho li-inverters tsa malapeng, mekhoa ea motho ka mong ea photovoltaic, esita le semela sohle sa matla a photovoltaic.
Hong Weigang o itse: "Ho na le bahlahisi ba bangata ba likarolo tsa lapeng, 'me ba na le barekisi ba kholo le ba tsitsitseng ba thepa e tala, mabokose a mateano, likhokahano, likhoele, joalo-joalo. , le khaello ea litekanyetso Tlhokomeliso e bakile ho se utloisisane ho itseng ponong ea k'hamphani mabapi le mesebetsi ea sehokelo.Ho phaella moo, koetliso ea basebetsi ba tlhomamiso ha ea lekana.Ha ho kenngoa, letšoao le na le moferefere.“
Haeba sehokelo se hloleha, se tla tlisa letoto la litšenyehelo tsa ts'ebetso le tlhokomelo, ho kenyeletsoa tahlehelo ea phepelo ea motlakase, likarolo tse ling, litšenyehelo tsa basebetsi le likotsi tsa polokeho.
Hona joale, 'maraka oa photovoltaic o abuoang o chesa haholo,' me ho lumeloa hore baahi ba bangata kapa marulelo a liindasteri le a khoebo a tla ba le lisebelisoa tsa photovoltaic nakong e tlang.'Me haeba li-connectors tsa litsamaiso tsena li hlōleha, ho rarolla mathata le ho nkeloa sebaka ho tla ba phephetso e kholo bakeng sa basebetsi ba ts'ebetso le tlhokomelo: pele, bothata bo phahame,' me ea bobeli ke ho eketseha ha likotsi tsa ts'ireletso ea botho.Maemo a feteletseng, a kang mollo, a tla tlisa tahlehelo ea moruo le botumo ho mong'a eona.Ana ke maemo ao bohle ba sa batleng ho a bona.
Le hoja sekontiri sa photovoltaic se le senyenyane, haeba mohlala o khethiloe hantle, o ntse o ka ba "o monyenyane le o motle", o tla tlisa melemo e meholo ho mong'a lona.Ho fapana le hoo, e tla fetoha taba e hlabang ts'ebetsong ea seteishene sa motlakase, 'me e tla utsoa chelete e ngata ea mong'a eona e sa bonahale le butle.
Tsoa ka hohle ho netefatsa boleng
Kajeno, baetsi ba tsamaiso ea photovoltaic ba hlokometse bohlokoa ba li-connectors.Hong Weigang o lumela: "Indasteri ea photovoltaic e 'nile ea tsoela pele naheng ea rona ka lilemo tse ngata.Ka lilemo tse 3-5 tsa ts'ebeliso, liteishene tsa motlakase butle-butle li bontšitse palo e kholo ea mathata.Bareki ba ka ithuta tlhahisoleseling ho tsoa liteisheneng tse ngata, 'me butle-butle ba elelloa bohlokoa ba likhokahano..”
E le ho etsa bonnete ba hore boleng ba fektheri ba li-connectors tsa photovoltaic, bahlahisi ba li-connector ba fana ka tiiso e ts'oanang ea ts'ireletso bakeng sa li-connectors tsa bona.
Shenzhen Ruihexiang Technology Co., Ltd. e totobatsa taolo ea thepa e tala.Ba itse: "Sehokelo sa letsatsi se sebelisa polasetiki e ntšo, thepa ena e bohlokoa haholo.Kaha e tla sebelisoa ka ntle ka lilemo tse 25, thepa e tloaelehileng e ke ke ea finyella litlhoko.Haholo-holo re hlahloba lisebelisoa.Senotlolo sa bobeli ke mokhoa oa tlhahiso.Joale ho na le koetliso ea li-installer. ”
Huachuan o hatelletse setifikeiti sa sehlahisoa le tlhahlobo: "Lihlahisoa tsohle tsa photovoltaic tse ntlafalitsoeng ke Zerun li fetile setifikeiti sa TÜV Rheinland, hape re entse taolo e tiileng ea kahare ka har'a khamphani.Mohlala, tlhahlobo ea botsofali ea lihlahisoa tsa rona e hloka bonyane habeli maemo a IEC.E bile makhetlo a 3 kapa ho feta. ”
Dongguan Slocable Photovoltaic Technology Co., Ltd.e hatelletse boiphihlelo le matsete ho R&D le tlhahiso: "Pele, re ntse re etsa lihokelo tsa photovoltaic ho tloha 2008 ho fihlela joale, 'me re na le lilemo tse fetang leshome tsa R&D le boiphihlelo ba tlhahiso.Ea bobeli, re na le laboratori ea sehokelo sa photovoltaic ka borona.E le ho netefatsa boleng ba lihlahisoa, sehlahisoa ka seng se tla lekoa le ho lekoa ka makhetlo a mangata pele se tloha fekthering ho fana ka tiisetso ea tšireletso bakeng sa sehokelo.Ho feta moo, lihlahisoa tsohle tsa rona tsa photovoltaic li na lelitiisetso tsa setifikeiti'me ba fetile lengolo la TUV, lengolo la CE le boemo bo phahameng ka ho fetisisa ba IP68 bo sa keneleng metsi joalo-joalo."
Ho ea ka Hong Weigang, Stäubli e thehile theknoloji ea eona ea mantlha mabapi le netefatso ea boleng."Theknoloji ena ea mantlha ke monoana oa ho ikopanya le likhoele (theknoloji ea MULTILAM).Theknoloji ena e eketsa shrapnel e khethehileng ea tšepe e bōpehileng joaloka lesela pakeng tsa li-connectors tsa banna le basali tsa sehokelo ho nkela sebaka sa pele se sa tloaelehang sa ho kopana le ho eketsa haholo ho kopana ho atlehang.Sebaka, se etsang potoloho e tšoanang e tšoanang, e nang le matla a phahameng a hona joale, tahlehelo e fokolang ea matla le ho hanyetsa ho kopana, ho hanyetsa tšusumetso, ho hanyetsa kutu le ho hanyetsa mocheso o phahameng, 'me e ka boloka ts'ebetso e joalo nako e telele. "
Lethathamo la rona la Mc4 Connector Datasheet
| E Fanoe Hajoale: | 50A |
| Rated Voltage: | 1000V / 1500V DC |
| Setifikeiti: | IEC62852 TUV, CE, ISO |
| Lisebelisoa tsa Insulation: | PPO |
| Boitsebiso ba ho Kopana: | Koporo, Tin e pentiloeng |
| Tšireletso e sa keneleng metsi: | IP68 |
| Ikopanye le Resistance: | <0.5mΩ |
| Ambient Themperature: | -40 ℃~+85 ℃ |
| Sehlopha sa Flame : | UL94-V0 |
| Cable e loketseng : | 2.5-6mm2 (14-10AWG) |
2021-01-14
