2021-09-16
Ngokukhiqizwa okukhulu kwamamojula angu-166, 182, kanye namamojula we-photovoltaic angu-210, imboni iyaqhubeka nokuxoxa ngezinzuzo nezinkinga zokushintshwa kosayizi we-silicon wafer.Ukugxila kwengxoxo kufaka phakathi amapharamitha kagesi nobukhulu bamamojula, ezokuthutha, kanye nokunikezwa kwezinto ezingavuthiwe.Yiqiniso, kukhona futhi ezinye izingxoxo mayelana nokuthembeka nokukhethwa kwezinto ezibonakalayo zamabhokisi e-photovoltaic junction.Njengomphakeli wezinto ezibonakalayo obambe iqhaza ocwaningweni nasekuthuthukisweni nasekukhiqizeni amabhokisi okuhlangana isikhathi eside, sihlaziya ubudlelwano phakathi kwamabhokisi okuhlanganayo namawafa e-silicon anosayizi omkhulu namamojula anamandla aphezulu ngokombono wezinto ezibonakalayo.
Umsebenzi oyinhloko weibhokisi lokuhlangana le-photovoltaiciwukukhipha amandla akhiqizwe imojula ye-photovoltaic kumjikelezo wangaphandle, okuhlanganisa igobolondo, i-diode, isixhumi se-mc4, ikhebula le-photovoltaic nezinye izingxenye, phakathi kwazo i-diode iyidivayisi eyinhloko.Uma imojula isebenza ngokujwayelekile, i-diode esebhokisini le-PV junction isesimweni sokuvimbela okuphambene;lapho iseli lemojula livinjiwe noma lonakalisiwe, i-bypass diode ivuliwe ukuze kuvikelwe yonke imodyuli ye-photovoltaic.
| Uhlobo lwemojuli ye-PV | Amandla emojuli | I-Module Isc | I-Module String Voc | Ilinganiselwe manje Le-Junction Box |
| 166 Uchungechunge PV Amamojula | 450W | 11.5A | 16.5 | 16, 18 noma 20A |
| 182 Uchungechunge PV Amamojula | 530W | 13.9A | 16.5V | 20, 22 noma 25A |
| 590W | 13.9A | 17.9V | ||
| 210 Uchungechunge PV Amamojula | 540W | 18.6A | 15.1V | 25 noma 30A |
| 600W | 18.6A | 13.9V |
Ithebula elingenhla libonisa imingcele yokusebenza kagesi evamile yamamojula angu-166, 182 no-210 kanye nokukhethwa kwamanje okulinganiselwe kwebhokisi le-photovoltaic junction ye-photovoltaic module factory.Amapharamitha wemojula akhombisa amandla aphansi, i-voltage ephezulu kanye ne-voltage ephezulu yamanje kanye nephansi ngokulandelana.
Izinkomba ezibalulekile zebhokisi lokuhlangana kwe-photovoltaic zihlanganisa ibhokisi le-junction elilinganiselwe okwamanje, i-diode elinganiselwe okwamanje kanye ne-reverse ukumelana ne-voltage, njll., kuye ngomklamo wesakhiwo sebhokisi lokuhlangana kanye nokukhethwa kokucaciswa kwe-diode.
Ngokuvamile, ukuqinisekiswa nokuhlolwa kwamamojula we-photovoltaic namabhokisi okuhlangana kusekelwe: isilinganiso samanje samabhokisi okuhlangana kwelanga ≥ izikhathi ezingu-1.25 ze-Isc zokukhethwa nokuhlola, futhi umkhawulo othile uzogcinwa.Ngaphansi kwezimo ezijwayelekile zokusebenza, i-diode yebhokisi lokuhlangana isesimweni sokuhlehla sokunqanyulwa.Kungakhathaliseki ukuthi yiziphi izingxenye ezingu-166 nezingu-182 noma izingxenye ezingu-210, ama-diode ngeke aqhube noma ashise.Uma kuqhathaniswa nezingxenye ezingama-210, ama-diode amabhokisi okuhlangana ezingxenye ze-182 kanye ne-166 azothwala i-High reverse bias voltage kancane.
Lapho indawo eshisayo ivela kumojula ye-photovoltaic, i-diode izoqhuba phambili futhi ikhiqize ukushisa.Thatha imojula engu-210 kanye nebhokisi lokuhlanganisa le-25A njengesibonelo, lapho okukhiphayo kwamanje Isc=18.6A (yamanje lapho imojuli yangempela isebenza i-Imp≈17.5A), izinga lokushisa lokuhlangana licishe libe ngu-120°C.Ngisho nokucabangela ingxenye yemvelo enokukhanya okwanele, esimweni se-Isc izikhathi ezingu-1.25 (23.2A), izinga lokushisa lokuhlangana kwebhokisi lokuhlangana le-photovoltaic ngalesi sikhathi licishe libe ngu-160 ° C, eliphansi kakhulu kune-junction engu-200 ° C. izinga lokushisa lomkhawulo ophezulu wezinga le-IEC62790.Yiqiniso, i-Isc yamamojula 182 kanye ne-166 iphansi kancane, futhi ibhokisi le-junction elinokucushwa okufanayo linesizukulwane sokushisa esiphansi, futhi amabhokisi okuhlangana asesimweni sokusebenza esiphephile ngakho-ke abukho ubungozi.
Ukuhlaziywa okungenhla ukusebenza kwebhokisi le-junction photovoltaic esimweni sezindawo ezishisayo kumojula ye-photovoltaic.Ngokuqondene namamojula, lapho izinyoni noma amaqabunga evimba izindawo ezishisayo futhi ashabalala ngokushesha, ukuphunyuka kwe-diode okushisayo kuzokwenzeka.Iyunithi yezinhlamvu zemojula izoletha i-voltage ehlehlayo ehlehla ngokushesha kanye nokuvuza kwamanje ku-diode, futhi i-voltage yentambo ephakeme izoletha izinselele ezinkulu ebhokisini lokuhlangana ne-diode.Ngokombono we-PV junction box design, idizayini yesakhiwo sebhokisi enengqondo, ukupakishwa kwe-diode yokushabalalisa ukushisa okulula kanye nokukhetha okungcono kwe-chip kungaxazulula lezi zinkinga.
Kumamojula anezinhlangothi ezimbili kanye namamojula wesiqephu esinguhhafu, njengoba iyunithi ngayinye ixhunywe ngokufana, njengoba kukhonjisiwe esithombeni esingezansi, lapho umphumela wendawo oshisayo kanye nokuphuma kokushisa kwenzeka, ingxenye ehambisanayo ingavinjelwa, kanye nemajini yokuphepha. okugcinwe yibhokisi lokuhlangana kukhulu nakakhulu.Ngokwezibalo, amathuba okuthi izinhlangothi ezihambisanayo, izinhlangothi ezingaphambili nangemuva zemojuli yesigamu seseli ezinhlangothi zombili zivinjwe ngesikhathi esisodwa aphansi kakhulu, okumayelana nesigameko semojula engu-1 ku-10GW.Ngakho-ke, ngaphansi kwezimo zangempela, cishe akunakwenzeka ukuba nebhokisi le-junction elisebenza ngomthwalo ogcwele, futhi ukwethembeka kungaqinisekiswa.
Njengenye yezingxenye zokudlulisa amandla, iisixhumi se-photovoltaicunesibopho sokuxhuma ngempumelelo kwesiteshi sikagesi.Njengamanje, isilinganiso samanje sezixhumi ezivamile ezivame ukusetshenziswa emakethe zonke ziphakeme kuno-30A, futhi umkhawulo ungafinyelela ku-55A, okwanele ukuhlangabezana nezidingo zokudlulisa amandla ezingxenyeni ezikhona zamandla aphezulu.Kuqinisekisiwe ukuthi kumojula engu-55A ukuhlolwa kokulayishwa okungaphezulu kwamanje kwesixhumi se-photovoltaic esinesilinganiso samanje esingu-41A esivela kumkhiqizi, izinga lokushisa eligadiwe lingu-76°C, eliphansi kakhulu kunevelu engu-105°C RTI yezinto ezingavuthiwe. yesixhumi.Kodwa-ke, endaweni yesicelo esiphezulu samanje, isiphetho sesixhumi kufanele futhi sizame ukugwema izinkinga ezingaba khona ezifana nomkhawulo wamanje obangelwa ukumelana okuphezulu kwendawo kanye nokushisa okweqile kwendawo yokuxhumana.Izixazululo ezisebenzayo, ezifana: nokuthuthukisa ukusebenza kokuxhumana kwendandatho kakhondatha, ukuthuthukisa ukwakheka okuphelele kwesixhumi, ukuthuthukisa ikhwalithi yokuxhunywa kwekhebula ekugcineni kwesixhumi, nokwengeza ubuchwepheshe bomshwalense we-tin kabili engxenyeni yokuxhuma.
Ngobaizintambo ze-photovoltaic, umthamo wamanje olinganiselwe wezintambo ezihambisana nezindinganiso ze-EN noma ze-IEC (izintambo ezingu-4mm2, amandla amanje alinganisiwe angu-44A lapho izindawo eziseduze) ziphakeme kakhulu kunezinga elilinganiselwe lebhokisi le-junction photovoltaic, ngakho asikho isidingo sikhathazeke ngokwethembeka kwayo.
Ngokuthuthuka okuqhubekayo kwezinga lokukhiqiza namandla okulawula ikhwalithi yamabhokisi okuhlangana kwe-photovoltaic, ukusebenza nokuthembeka kwamabhokisi okuhlangana kuqinisekiswe kahle, okungahlangabezana nezidingo zamawafa we-silicon anosayizi omkhulu kanye nezingxenye zamandla aphezulu.
1. Enqubweni yokuklama nokukhiqiza kwebhokisi lokuhlangana kwe-photovoltaic, inani elikhulu lezinqubo ezintsha nobuchwepheshe obusha obuqinisekisiwe emkhakheni we-semiconductor, imoto, i-aerospace, njll. ubuchwepheshe, njll., ukuthuthukisa ukusebenza kukagesi kanye nokuchithwa kokushisa kwekhono lemikhiqizo yebhokisi lokuhlangana.
2. Kunqubo yokukhiqiza ibhokisi le-PV panel junction, ukwandisa ucwaningo nokuthuthukiswa kanye nokutshalwa kwezimali kwemishini ezishintshayo kungaqinisekisa ukunemba kokucubungula, ikhwalithi, kanye nokulawulwa kwenqubo, futhi kuzuzwe inqubo yokuzenzakalela kanye nokulawula ikhwalithi okuzenzakalelayo.
3. Ngokusekelwe kulwazi lokukhiqiza lwebhokisi le-PV junction, gxila ekuqiniseni ukulawula ukuthembeka kokuxhumana phakathi kwezinsiza zebhokisi lokuhlangana kanye nokuphathwa kwamaphoyinti abalulekile okulawula ikhwalithi, njengokulawula isilinganiso sokuminyanisa endaweni yokuxhuma, Izidingo zomshwalense ophindwe kabili wokwenza i-tinning, kanye nokulawulwa kwenqubo yokushisela nge-ultrasonic, ukwelashwa kweCorona, nokuqapha imingcele ebalulekile.
Ngaphezu kokuthuthukiswa kwamakhono abakhiqizi bebhokisi le-photovoltaic junction box, abakhiqizi bezingxenye kanye nezinhlangano zezinkampani zangaphandle bahlala bethuthukisa ukuhlolwa, ukuhlolwa nokulawulwa kwekhwalithi yamabhokisi okuhlangana kanye nezingxenye, okuqhubekisele phambili ukuthuthukiswa kokulawulwa kwekhwalithi namandla e-R&D. yabakhiqizi bamabhokisi okuhlangana.
Kusukela engxenyeni yokuqala ka-2020, izinhlangano zezitifiketi ezifana ne-TUV zikhiphe izitifiketi zesitifiketi sebhokisi le-junction 25A kanye ne-30A kubakhiqizi abaningi bebhokisi le-PV junction.Amaqoqo amabhokisi amakhulu akhona manje aphumelele isitifiketi nokuhlolwa kwama-ejensi ezinkampani zangaphandle, okuye kwaqinisa nakakhulu ukuzethemba kwabakhiqizi bebhokisi le-junction kanye nabakhiqizi bemojula ye-photovoltaic.Ngokukhululwa komthamo wokukhiqiza wamamojula amakhulu we-silicon wafer angu-182 nangama-210, amandla okukhiqiza asekelayo amabhokisi amakhulu ahlanganisayo amanje nawo azosungulwa futhi andwe kancane kancane.
Ngamafuphi, ukusebenza, ukuqinisekiswa kokuthembeka kanye namandla okukhiqiza amabhokisi e-high-current photovoltaic junction kanye nezingxenye zivuthiwe, futhi zingakwazi ukuhlangabezana ngokugcwele nezidingo zezinhlobo ezahlukene zama-silicone wafers amakhulu kanye nezingxenye zamandla aphezulu.
I-Dongguan Slocable Photovoltaic Technology Co.,LTD.
Engeza:Guangda Manufacturing Hongmei Science and Technology Park, No. 9-2, Hongmei Section, Wangsha Road, Hongmei Town, Dongguan, Guangdong, China
TEL:0769-22010201
