Ukusebenza kahle kanye nesikhathi sokuphila kwemodyuli yelanga kuncike kakhulu kwikhwalithi yokumbozwa kwayo. Ngenkathi amaseli e-photovoltaic eyinjini yephaneli yelanga, ifilimu ye-EVA (Ethylene Vinyl Acetate) iyisivikelo esiqinisekisa ukusebenza kwesikhathi eside ngaphansi kwezimo zemvelo ezinzima. Ukukhetha okulungileIfilimu ye-EVAku-ukuze kuhlanganiswe amaseli elangakuyisinqumo esibalulekile sabaphathi bokuthengwa kwempahla kanye nabakhiqizi bamamojula abahlose ukwandisa i-ROI nokunciphisa ukwehluleka kwensimu.
Lo mhlahlandlela ophelele uchaza imininingwane yobuchwepheshe, izilinganiso zokusebenza, kanye namasu okuthenga adingekayo ukuze kukhethwe ifilimu ye-EVA efanele kakhulu yomugqa wakho wokukhiqiza.
Isifinyezo Esifushane: Amamethrikhi Ayisihluthulelo Okuhlola Ifilimu ye-EVA Yokuhlanganisa
Ukuze uthole izinjini zokusesha kanye nezinkomba ezisheshayo, nansi imininingwane engaxoxiswana ngayo okufanele uyihlole lapho uthenga ifilimu ye-EVA yamaphaneli elanga:
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Ukuhanjiswa Kokukhanya:Kumelwe kube ngaphezu kwama-91% ukuqinisekisa ukuthi ukukhanya kwelanga okuphezulu kufinyelela kumaseli elanga.
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Okuqukethwe kwejeli (Ukuxhumanisa):Ububanzi obuhle kakhulu bungu-75% kuya ku-85% ukuze kube nokuqina kwesakhiwo kanye nokuphila isikhathi eside.
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Amandla Okuhluba:Okungenani u-40 N/cm (engilazini) kanye no-30 N/cm (ephepheni elingemuva) ukuvimbela ukuqhekeka.
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Ukuncipha Kokushisa:Kumelwe kuhlale ngaphansi kuka-2% ukuze kugwenywe ukufuduka kwamaseli ngesikhathi senqubo yokubopha.
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Ukumelana Nomthamo:Kudingeka ukumelana okuphezulu ukuze kuvinjelwe ukubola okubangelwa yizinto ezingaba khona (i-PID).
Kungani Ifilimu Efanele Ye-EVA Ibalulekile Kumaseli Elanga
Ngesikhathi senqubo yokukhiqiza imodyuli yelanga, amaseli elanga abekwe phakathi kwezingqimba zefilimu ye-EVA, ingaphambili lengilazi, kanye nephepha elingemuva elivikelayo. Uma selishisiwe ku-vacuum laminator, i-EVA iyancibilika, ixhumanise, futhi iphole, idale ibhlogo elingangeni manzi, eliqinile ngokwesakhiwo.
Ukusebenzisa ifilimu ye-EVA engaphansi kwezinga kuholela emiphumeleni emibi yezezimali nedumela kubakhiqizi bamamojula, okuhlanganisa ukuwohloka kwamandla okusheshayo, ukuphuzi, kanye nokungena komswakama. Ukufakwa kwe-capsulation esezingeni eliphezulu kuthinta ngqo ukungabi namandla kwemikhiqizo yakho yelanga ye-Tier-1.
Izindleko Zangempela Zokufakwa Kwe-Capsulation Okubi
Idatha yokukhiqiza evela ezitshalweni zakamuva zokuhlanganisa ezingama-500MW+ ikhombisa ukuthi yize ifilimu ye-EVA ibiza ngaphansi kuka-5% wezindleko zezinto eziphelele zephaneli yelanga, inesibopho sokwehluleka kwensimu okungaphezu kuka-40% kwesigaba sokuqala uma kuchazwe ngokungalungile. Ukutshala imali kumafilimu e-EVA aphezulu kunciphisa kakhulu izimangalo zewaranti kanye nezindleko ze-O&M (Operations and Maintenance) kumsebenzisi wokugcina.
Izici Ezibalulekile Lapho Ukhetha Ifilimu Ye-EVA
Ukuqinisekisa ukuthi amamojula akho elanga afinyelela isikhathi sokusebenza seminyaka engama-25 kuya kwengama-30, hlola abahlinzeki be-EVA abangaba khona uma uqhathanisa nalezi zinhlaka zobuchwepheshe.
1. Ukuhanjiswa Kokukhanya Okuphezulu
Umsebenzi oyinhloko wefilimu ye-EVA engaphambili ukuvumela ukukhanya kudlule ngaphandle kokuphazamiseka. I-EVA ejwayelekile inikeza cishe ukudluliselwa okungu-90%. Kodwa-ke, amafilimu e-EVA adlulisa kakhulu (adlula u-91.5%) akhulisa ukubanjwa kwe-photon kwamaseli elanga, okwandisa ngqo ukukhishwa kwamandla kwemojuli ngama-Watts angu-1-2 ngephaneli ngayinye.
2. Okuqukethwe kwejeli kanye nobuningi obuhlanganisayo
Uma ifilimu ye-EVA ishiswa, kwenzeka ukusabela kwamakhemikhali (ukuxhumanisa) okuyiguqula kusuka ku-thermoplastic ibe yi-thermoset material.
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Kuphansi kakhulu (<70%):Ifilimu ihlala ithambile, ibeka engcupheni ukukhukhuleka, ukungena komswakama, kanye nokususwa komswakama emazingeni okushisa aphezulu okusebenza.
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Kuphezulu kakhulu (>85%):Ifilimu iba buthakathaka kakhulu, okwandisa ingozi yokucindezeleka komshini kanye nokuqhekeka kwamaseli ngesikhathi semicimbi yesimo sezulu esibi kakhulu.
3. Izakhiwo Ezilwa Ne-PID
Ukuwohloka Okubangelwa Yizinto Ezingase Zibangelwe (i-PID) kuyinkinga enkulu kubasebenzi basemapulazini elanga, abakwazi ukunciphisa ukukhishwa kwamandla emojuli ngo-30% eminyakeni embalwa nje. I-PID yenzeka ngenxa yokuvuza kwamanje okuvela kumaseli elanga kuya ohlakeni lwemojuli olusekelwe phansi. Ukukhetha i-Ifilimu ye-Anti-PID EVAngokumelana okuphezulu kwevolumu kuqinisekisa ukuthi ungqimba lwe-encapsulation lusebenza njengesivikelo sikagesi esisebenzayo, luvikela isivuno samandla sesikhathi eside somthengi.
4. Ukumelana ne-UV kanye nesimo sezulu
Eminyakeni engaphezu kwengu-25, iphaneli yelanga izobhekana nemisebe ye-UV enamandla, ukushintshashintsha kwezinga lokushisa okukhulu, kanye nomswakama ophezulu. Izifutho ze-UV kanye neziqinisi kumele zenziwe kahle ngaphakathi kwe-resin ye-EVA. Izithasiselo zekhwalithi ephansi ziholela "ekuphuzini" noma "ekunsundu" kwefilimu, okuvimba ukukhanya kwelanga futhi kunciphisa kakhulu ukukhiqizwa kwamandla.
Ukuqhathanisa Izinhlobo Zamafilimu E-EVA Zezinhlelo Ezihlukene Zokusebenza
Izakhiwo ezahlukene ze-solar module zidinga amasu athile okuhlanganisa izinto. Nasi isiqhathaniso esizokusiza ukuthi uvumelanise izinto nezidingo zakho zokukhiqiza.
| Uhlobo Lwesici/Ifilimu | Ifilimu Ejwayelekile ye-EVA | I-EVA Edlulisa Kakhulu | Ifilimu ye-Anti-PID EVA | Ifilimu ye-POE (Polyolefin) |
| Kusetshenziswa Kahle Kakhulu | I-Polycrystalline ejwayelekile | I-Monocrystalline esebenza kahle kakhulu | Izinhlelo ze-voltage ephezulu (1500V) | Amaseli e-N, i-TOPCon, i-HJT |
| Ukuhanjiswa Kokukhanya | ~90% | >91.5% | >91% | >90% |
| Ukumelana ne-PID | Okumaphakathi | Okumaphakathi | Kuhle kakhulu | Okuphakeme |
| Isithiyo Somswakama | Kuhle | Kuhle | Kuhle | Kuhle kakhulu |
| Iphrofayili Yezindleko | Okongayo | Okuphakathi nendawo | Okuphakathi-Okuphezulu | Phezulu |
Qaphela: Ngenkathi ifilimu ye-POE ithola ukuthandwa kobuchwepheshe beselula obuthuthukisiwe (njengohlobo lwe-N kanye ne-HJT) ngenxa yezinga layo lokudluliswa komhwamuko wamanzi elingenalutho, ifilimu ye-Anti-PID EVA esezingeni eliphezulu isalokhu iyisisombululo esingabizi kakhulu nesithembekile samamojula ajwayelekile e-PERC ohlobo lwe-P.
Izixazululo Zokuthenga: Ukuxazulula Amaphuzu Obuhlungu Bomthengi
Lapho befuna izinto zokukhiqiza amamojula elanga, abaphathi bokuthenga bafuna okungaphezu nje kwemininingwane yobuchwepheshe. Badinga izixazululo ezithuthukisa umkhiqizo futhi zinciphise izindleko eziphelele zobunikazi.
Izikhathi Zokuphulukisa Ezisheshayo Zokuthola Isivuno Esiphezulu
Amafilimu e-EVA endabuko adinga imizuzu eyi-15 kuya kwengama-20 ku-laminator. Izinhlobo ze-EVA ezithuthukiswa ngokushesha zinganciphisa isikhathi sokuncibilikisa sibe yimizuzu eyi-10-12. Embonini esebenza amahora angama-24 ngosuku, izinsuku eziyi-7 ngesonto, ukuncibilikisa imizuzu emi-5 esikhathini somjikelezo kwandisa amandla okukhiqiza amamojula aphelele ngamaphesenti angama-20 ngaphandle kwesidingo sokuthenga imishini eyengeziwe yokuncibilikisa.
Impilo Enhle Kakhulu Yeshelufu Nokuphathwa
Ifilimu ye-EVA iyazwela emswakama kanye nokushisa okuzungezile. Abaphakeli bekhwalithi ephezulu baletha imiqulu ye-EVA evalwe nge-vacuum efakwe ku-aluminium foil. Ifilimu esezingeni eliphezulu kufanele igcine izakhiwo zayo okungenani izinyanga eziyi-6 kuya kweziyi-9 uma igcinwe kahle (ngaphansi kuka-30°C kanye nomswakama ongaphansi kuka-60%), kunciphisa imfucuza yezinto ezibonakalayo kumenzi.
Indlela Ifilimu Efanele Ye-EVA Evimbela Ngayo Amaphutha Avamile Okufakwa Kwesikhumba
Ukukhetha ifilimu ye-EVA eqinisekisiwe ngokugcwele, esezingeni eliphezulu kukuvumela ukuthi ugweme amaphutha avame kakhulu—futhi abizayo—okukhiqiza:
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Ukususwa kwe-Delamination:Kwenzeka lapho izibopho zokunamathela phakathi kwengilazi, i-EVA, kanye neshidi langemuva zihluleka. Ngokuvamile kubangelwa amandla aphansi okuxebuka noma ifilimu ye-EVA ephelelwe yisikhathi. I-EVA yezinga eliphezulu isebenzisa ama-ejenti okuhlanganisa i-silane athuthukile ukuqinisekisa isibopho esihlala njalo.
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Imizila Yezinkonkoni:Imigqa emnyama, efana negatsha evela kumaseli elanga. Lokhu kuyimpendulo yamakhemikhali ehilela umswakama, imigqa yegridi yesiliva, kanye nezengezo ze-EVA eziphansi. Ama-formulations alungiselelwe ukudluliselwa komphunga wamanzi aphansi avimbela lokhu.
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Ukufuduka Kwamaseli:Uma ifilimu ye-EVA inesilinganiso esiphezulu sokuncipha kokushisa, izodonsa futhi ihambise amaseli elanga ngesikhathi sokuncibilika. Lokhu kubangela ukungalungi kwezintambo, ama-short circuits, kanye nesilinganiso esiphezulu sokwenqatshwa ekugcineni komugqa. I-EVA ephezulu incishisiwe futhi ilawulwa ukucindezeleka ngesikhathi senqubo yayo yokukhipha.
Ukuqinisekisa: Okufanele Ukubheke Kumhlinzeki
Ukuze uqinisekise ukuthembeka kochungechunge lwakho lokuhlinzeka, hlola umenzi wefilimu yakho ye-EVA ngokusekelwe ezindinganisweni zokulawula ikhwalithi eziqinile. Qinisekisa ukuthi bahlinzeka:
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Izitifiketi ze-TÜV kanye ne-UL:Ukuqinisekiswa okuzimele kokuthi izinto zidlula ekushiseni okumanzi (DH1000/DH3000) kanye nokuhlolwa kokujikeleza kokushisa.
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Imibiko Yokuhambisana Kweqembu:Ukufinyelela kokuqukethwe kwejeli kanye nedatha yokuhlola amandla okuxebuka kweqoqo ngalinye elithunyelwe.
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Ukwenza ngokwezifiso:Ikhono lokwenza ngokwezifiso ububanzi, ukujiya (ngokuvamile kusuka ku-0.45mm kuya ku-0.60mm), kanye nobude bokugoqa ukuze kuhambisane kahle nemininingwane ye-laminator yakho.
Thuthukisa Ukuthembeka Kwe-Solar Module Yakho Namuhla
Ukukhetha okupheleleIfilimu ye-EVA to ukuze kuhlanganisweyakhoamaseli elangakuwukutshalwa kwezimali okuqondile ebude besikhathi eside, ukusebenza kahle, kanye nokuthengiseka kwamamojula akho elanga. Ngokubeka phambili ukuhanjiswa kokukhanya okuphezulu, izakhiwo zokulwa ne-PID, kanye namakhono okupholisa ngokushesha, abakhiqizi bangenza kube lula ukukhiqizwa ngenkathi beletha imikhiqizo yekhwalithi ye-Tier-1 kubasebenzisi babo bokugcina.
Ukulungele ukwenza ngcono inqubo yakho yokukhiqiza imodyuli ngezinto eziholayo embonini?
[Hlola ukukhetha kwethu okuphezulu kwamafilimu e-EVA aqinisekisiwe] or [Xhumana nethimba lethu lokuthengisa lobuchwepheshe]ukuthola isixazululo se-encapsulation esenziwe ngokwezifiso kanye namasampula ezinto ezibonakalayo.
Isikhathi sokuthunyelwe: Feb-27-2026