Okufanayo Uhlelo lokufulela lwe-BIPV ingahluleka ngezindlela ezintathu ezihluke ngokuphelele uma ifakwe ezindaweni ezintathu ezahlukene.
Ezindaweni ezisogwini, ukugqwala kuyingozi enkulu. Ezingwadule, izinga lokushisa eliphezulu nothuli kuyalimaza. Ezindaweni eziphakeme, imisebe ye-UV enamandla kanye nokugcwala kweqhwa kuba ukukhathazeka okukhulu. Lezi zindawo zibeka izidingo ezihlukile—futhi ngezinye izikhathi ezingqubuzanayo—esakhiweni, emvilophini yokwakha, namamojula e-PV.
Amaphrojekthi amaningi asasebenzisa umklamo ofanayo wokufulela ojwayelekile kungakhathaliseki indawo. Leyo ndlela ingase isebenze kahle esimweni sezulu esipholile esimaphakathi nezwe, kodwa ezimweni ezinzima ingashiya ubungozi obuningana bungalungiswa. Lesi sihloko sihlola ukucindezelwa kwemvelo okubalulekile, izindlela zokwehluleka, kanye nokucatshangelwa okuncane kokuklama kwesilungiselelo ngasinye.
Kungani Izimo Eziqinile Ziyisivivinyo Sangempela Sokucindezeleka Kwe-BIPV
Izindawo Ezintathu, Izindlela Ezintathu Zokuhluleka
Umehluko oyinhloko phakathi kwe-BIPV nokufulela okuvamile ukuthi amamojula e-PV ngokwawo ayingxenye yemvilophu yokwakha. Lokhu kusho ukuthi kufanele benze imisebenzi emithathu ngesikhathi esisodwa: ukukhiqiza ugesi, ukuvimbela amanzi, nokuthwala umthwalo. Ukwehluleka kunoma iyiphi yalezi zindawo kungalimaza lezi ezinye ezimbili.
Ukugqwala kuqala kuhlasela izixhumi namapuleti okuxhumana, kulandelwa amafreyimu amamojula namabhokisi okuhlanganisa. Amazinga okushisa aphezulu anciphisa ukusebenza kahle kokukhiqizwa kwamandla ngenkathi kusheshisa ukuguga kwezinto ze-encapsulation. Imisebe ye-UV yehlisa isithunzi se-backsheet kanye ne-encapsulant kuqala, okungase kuholele ekwehlulekeni kokufakwa kwezinto ngokuhamba kwesikhathi.
Iphethini evamile kuzo zontathu izindlela zokwehluleka yileyo ukwehluleka akuvamile ukwenzeka ngokuzumayo. Kunalokho, umonakalo unqwabelana kancane kancane phakathi neminyaka emihlanu yokuqala, nezinkinga ziba sobala kakhulu phakathi kweminyaka emihlanu nesishiyagalombili.
Kungani Imikhuba Evamile Yokuphahla Akwanele
Izinjongo eziyinhloko zomklamo wokufulela ovamile ukuvimbela amanzi kanye nomthamo wesakhiwo wokuthwala umthwalo. Ukuvikela ukugqwala nokuguga kwempahla kuvame ukuhlolwa ngokusekelwe ekucabangeni "kwendawo yezimboni evamile."
Izindawo ezinokhahlo zidinga indlela ehlukile. Thatha izindawo ezisogwini njengesibonelo: engxenyeni efanayo yensimbi, ukuvikelwa kokugqwala kwe-C3 noma i-C4 kungase kwanele kuphrojekthi yangaphakathi nezwe, kuyilapho iphrojekthi engaphakathi kwamamitha angu-500 ogwini ingase idinge ukuvikelwa kwe-C5-M, kuye ngezimo zangempela zokuchayeka kanye namazinga asebenzayo. Ubukhulu obudingekayo bokunamathela bungahluka ngokuphindwe ngaphezu kokuphindwe kabili, okuholela kumehluko omkhulu wezindleko.
| Imvelo | Izici Eziyinhloko Zokucindezeleka | Izindlela Zokuhluleka Ezijwayelekile | Ukucatshangelwa Okubalulekile Kwedizayini |
| Ogwini | Isifutho sikasawoti, ion chloride, umswakama ophezulu | Ukugqwala kwe-fastener, ukugqwala kwepuleti lokuxhumana, izindawo zokugqwala ezimhlophe kumafreyimu wemojuli | Isigaba sokuvikela ukugqwala, ukujiya kokunamathela, ukuhlukaniswa kwezinsimbi ezingafani |
| Ugwadule | Amazinga okushisa aphezulu, isihlabathi nothuli, imimoya enamandla, ukushintshashintsha okukhulu kwezinga lokushisa | Ukonakaliswa kokukhishwa kwamandla, ukunqwabelana kothuli engilazini, umonakalo wokuphakamisa umoya | I-coefficient yezinga lokushisa, imininingwane evikela ukuphakama komoya, ukufinyelela kokuhlanza |
| Ukuphakama okuphezulu | Imisebe ye-UV enamandla, amazinga okushisa aphansi, ukugcwala kweqhwa, ukushintshashintsha okukhulu kwezinga lokushisa emini nasebusuku | Ukuqhekeka kwe-backsheet, ukuphuzi kwe-encapsulant, ukulimala kweqhwa | Ukumelana nesimo sezulu esibonakalayo, izibalo zomthwalo weqhwa, izindlela zokudonsa amanzi |
Amaphrojekthi Asogwini: ICorrosion Yiyona Ehamba Phambili
Isho ukuthini i-ISO 12944 C5-M?
Ngokwesigaba sokubola komkhathi ku-ISO 12944-2, iziza ezisogwini ezitholakala phakathi kwamamitha angu-500 wamagagasi aphukayo zingawela esigabeni se-C5-M, okubonisa ukugqwala okuphezulu kakhulu, kuye ngezimo zangempela zemvelo.
Lokhu akuyona nje indaba yokusebenzisa ukuvikela okuqinile kancane. Ezindaweni ze-C5-M, izinga lokugqwala lonyaka le-carbon steel lingaba phezulu ngokuphindwe kahlanu kuya kweziyishumi kunezimo ze-C3. Izingxenye zensimbi ngaphandle kokuvikela okwanele zingase zibe nokugqwala okukhulu kanye nokulahlekelwa okuhlukanisayo phakathi neminyaka emithathu kuya kwemihlanu.
Izidingo Ezincane Zokugcotshwa kanye Nokukhethwa Kwesiqinisi
Ezimweni ze-C5-M, ukucwebezela kwe-hot-dip kudinga ukujiya okukhulu kakhulu kokumboza:
| Isigaba Sokugqwala | Imvelo Ejwayelekile | Izidingo Zokujiya Kwensimbi | Uhlelo Lokuvikela Olunconyiwe |
| C3 | Amadolobha amaphakathi nezwe; izindawo zezimboni ezijwayelekile | 55-70 μm | I-hot-dip galvanizing, noma i-primer + topcoat |
| C4 | Izindawo zezimboni, izindawo ezisogwini ezigqwala kancane | 70-85 μm | I-hot-dip galvanizing + ijazi eliphakathi le-epoxy + i-polyurethane topcoat |
| I-C5-M | Ngaphakathi kwamamitha angama-500 ogwini, izindawo ezingasogwini | 85–100 μm (ezingxenyeni eziwugqinsi kuno-6 mm); ≥120 μm yezingxenye zobunjiniyela basolwandle | I-hot-dip galvanizing + i-duplex coating system, enogqinsi oluphelele lwefilimu elomile elingu-≥300 μm |
Ama-fasteners angomunye umniningwane ovame ukunganakwa. Ezindaweni ze-C5-M, amabhawodi ajwayelekile anezinki angase akhiqize izindawo zokugqwala phakathi neminyaka emibili kuya kwemithathu. Izibophelelo zensimbi engagqwali ezingu-316 zifanele ukucatshangelwa, noma amawasha angafakwa ezindaweni ezihlukene zensimbi ukuze kuvinjelwe ukugqwala kwe-galvanic.
Amamojula e-PV nawo anezidingo ezithile. Ukungafakwa kahle kwe-anodizing kozimele be-aluminium noma ukuvala uphawu okunganele kwebhokisi le-junction kungaholela ekufakweni kokugqwala okumhlophe noma ukungena kwamanzi phakathi neminyaka emibili kuya kwemithathu.
Amaphrojekthi Wasogwadule: Inselelo Ekabili Yamazinga Okushisa Aphezulu Nothuli
Izinga Lokushisa Lemojula Nokulahlekelwa Amandla
Ezindaweni eziwugwadule, izinga lokushisa lemojula ye-PV lingafinyelela ku-65-70°C. Amamojula e-crystalline silicon ane-coefficient yokushisa yamandla engalungile, ngokuvamile esukela ku- -0.25% ukuya ku- -0.35%/°C emikhiqizweni evamile.
Kusetshenziswa i-temperature coefficient engu-−0.3%/°C, amandla okukhipha amandla ahlobene ancipha cishe ngo-12% njengoba izinga lokushisa lemojula likhuphuka lisuka ku-25°C standard test condition (STC) liya ku-65°C. Ku-70°C, ukuncipha kusondela ku-14%.
| Izinga lokushisa lemojuli | Amandla Alinganiselwe Ngokuhlobene (ku-−0.3%/°C) | Incazelo |
| 25°C | 100% | Izimo Zokuhlola Ezijwayelekile (STC) |
| 45°C | 94% | Isimo sezulu sasehlobo libalele ezindaweni ezipholile |
| 55°C | 91% | Izimo zasehlobo ezijwayelekile e-Asia Ephakathi naseMpumalanga Ephakathi |
| 65°C | 88% | I-radiance enkulu yasemini yasemini ezindaweni eziwugwadule |
| 70°C | 86.5% | Izimo zokusebenza ezimbi kakhulu |
Lapho ukhetha amamojula, ubuchwepheshe bohlobo lwe-N-TOPCon ne-HJT ngokuvamile bunikeza ama-coefficients okushisa aphansi kunamamojula avamile e-PERC, okungenzeka anikeze inzuzo ekuvuthweni kwangempela kwamandla ngaphansi kwezimo zasogwadule.
Inhlabathi, Iziphepho zesihlabathi, kanye Nokuphakamisa Umoya
Inselele yesibili ezindaweni eziwugwadule ukunqwabelana kothuli. Uma ukuminyana kokungcolisa kufinyelela ku-20 g/m², ukusebenza kahle kwemojuli kungehla ngo-15–35%. Ukulahleka kokungcoliswa komhlaba minyaka yonke eMpumalanga Ephakathi kungasukela ku-12% kuya ku-25%, kuyilapho izindawo eziseceleni kweSahara zingase zibe nokulahlekelwa okungu-15-30%.
Lokhu kusho ukuthi ukuhlanza akuyona inketho; kuyizindleko zokusebenza eziphindelelayo. Ukuhlanza imizila yokufinyelela, izindlela zokuhamba zokunakekela, izindawo zokuphakela amanzi, noma amasistimu okuxubha okomile konke kufanele kufakwe ekwakhiweni kwasekuqaleni.
Ukuphakamisa umoya kuyinselelo yesithathu. Izingcindezi zomoya ezidlulayo ezihambisana neziphepho zesihlabathi zingaba zimbi kakhulu kunalezo okuhlangatshezwana nazo ngaphansi kwezimo zomoya ezijwayelekile. Isikhala se-fastener, imininingwane yomthungo omile, kanye nokumelana nokuphakanyiswa komoya kwezinsimbi zamamojula kufanele kubalwe kabusha ngokusekelwe emithwalweni yomoya yendawo.
Amaphrojekthi Asendaweni Ephakeme: Imisebe ye-UV, Amazinga Okushisa Aphansi, Nemithwalo Yeqhwa
Amandla e-UV nokuguga kwezinto ezibonakalayo
Kukho konke ukuphakama kwamamitha angu-1,000, ukuhlungwa komkhathi kwemisebe ye-UV kuyehla, okuholela ekwenyukeni okulinganiselwa ku-10–12% kokukhanya kwe-UV.
Imithelela eyinhloko kumamojula we-PV ithinta izinto ezingezona i-silicon, okuhlanganisa ama-backsheets, amafilimu e-encapsulant, amaplastiki e-junction-box, kanye nokufakwa kwekhebula.
Kumaphrojekthi okuphakama okuphezulu, ama-backsheets anezilinganiso eziphakeme zokumelana nesimo sezulu ayanconywa. Ama-encapsulants e-POE noma e-TPO angakhethwa kune-EVA evamile, kuye ngomklamo wemojuli kanye nezidingo zemvelo. Ngaphansi kokuchayeka okukhulu kwe-UV, i-EVA ingaba lula ekutholeni ukuphuzi kanye nokwakheka kwe-asidi.
Amazinga Okushisa Aphansi Awusizo; Imithwalo Yeqhwa Iyingozi
Amazinga okushisa aphansi angazuzisa ukukhiqizwa kwamandla. Ngenxa yokuthi amamojula e-PV ane-coefficient yezinga lokushisa elibi, amazinga okushisa aphansi okusebenza angabangela ukuphuma kwamandla ngaphezu kwezinga elilinganiselwe. Ngezinsuku ezinelanga ezindaweni eziphakeme, ukuphuma kwemojula kungase kudlule amandla alinganiselwe ngaphezu kuka-10%.
Ingozi enkulu ukulayishwa kweqhwa. Ukulayishwa kwesithwathwa ezindaweni eziphakeme ngokuvamile abukelwa phansi, ikakhulukazi ezindaweni ezinqwabelanayo eduze kwamapharaphethi, ama-gutters, kanye nezinguquko ekuphakameni kophahla. Ukulayishwa kwendawo kweqhwa kungase kufinyelele inani eliphindwe kabili kunesilinganiso.
Amanani edizayini yokulayisha isithwathwa kukho kokubili imvilophu yesakhiwo nesakhiwo esisekelayo kufanele abalwe kabusha kusetshenziswa idatha yendawo yesimo sezulu kunokuba kuthathwe amanani ajwayelekile asuka kumaphrojekthi obude obuphansi.
Izimiso Ezintathu Zomklamo Eziyinhloko
Cacisa Ukuvikelwa Kokugqwala Okusekelwe Ekuchayekeni Okubi Kakhulu
Uma iphrojekthi ichayeke kuzo zombili izimo ezisogwini kanye nokungcoliswa kwezimboni, umklamo kufanele ulandele izidingo eziqinile ezisebenzayo zokuvikela ukugqwala. Ungehlisi ngokwesilinganiso amazinga amabili okuchayeka.
Ubudlelwano phakathi kwezindleko nengcuphe busobala: ukuthuthukiswa kwesigaba sokuvikela ukugqwala ngokuvamile kuhilela izindleko ezengeziwe ezilawulekayo, kuyilapho ukusebenza kabusha nokuncipha kokukhiqiza okubangelwa ukwehluleka kokugqwala kungaholela ekulahlekelweni okukhulu ngokuphindwe kaningi.
Qondanisa Impilo Yesevisi Yemvilophu Yokwakha Naleyo Yamamojula e-PV
Izinhlelo zokufulela ze-BIPV zivame ukudizayinelwa impilo yesevisi cishe iminyaka engama-25, futhi iziqinisekiso zemojula ye-PV zivame ukunwetshwa ziye eminyakeni engama-25.
Uma imvilophu yokwakha inempilo yangempela yesevisi yeminyaka eyi-15 kuphela, amamojula e-PV angase adinge ukususwa ukuze uphahla lushintshwe ngonyaka we-16, lubukela phansi imodeli yezomnotho jikelele yephrojekthi.
Ngakho-ke ukukhethwa kwesistimu yokufulela kufanele kuhambisane nempilo yesevisi elindelwe yamamojula e-PV, kunokumane ukhethe inketho engabizi kakhulu esebenzisekayo.
Ungasebenzisi Imininingwane Evamile Ngaphandle Kokujwayela
Izindawo ezintathu ezivame kakhulu ukuba nezinkinga:
- Ukuxhumana phakathi kwezinsimbi ezingafani:Ukuxhumana okuqondile phakathi kwamafreyimu we-aluminium module kanye nama-purlins ensimbi anamandla kungabangela ukugqwala kwe-galvanic ezindaweni ezinomswakama. Sebenzisa amaphedi okuvikela noma ukhethe izinto ezihambisanayo ukuze unciphise le ngozi.
- Amagebe nezindlela zokudonsa amanzi: Uthuli nosawoti kunganqwabelana ezikhaleni, kudale izindawo ezivamile zokuqalisa ukugqwala. Izindlela zokudonsa amanzi kufanele zenzelwe ukuvimbela amanzi ekuhlanganiseni.
- Ama-Fasteners nama-seal:Amawasha avalayo kuzikulufu ezizithephayo angawohloka ngokushesha ngaphansi kokuchayeka kwe-UV namazinga okushisa aphezulu, okuwenza abe umthombo ovamile wezikhalazo zokuvuza kophahla.
Imibuzo Evame Ukubuzwa
Q1: Isistimu yokufulela ye-BIPV ingahlala isikhathi esingakanani endaweni ye-C5-M?
Isistimu yokuvikela ye-C5-M eklanywe ngokuvumelana nezindinganiso ezisebenzayo (i-hot-dip galvanizing + duplex coating, enogqinsi lwefilimu elomile eliphelele elingu-≥300 μm) ingafinyelela ukuqina kwedizayini kweminyaka engu-15–25 (ibanga lokuqina “Elikhulu Kakhulu” elichazwe ku-ISO 12944-5). Impilo yangempela yesevisi incike ekunakekeleni. Ukuhlolwa kwe-coating kunconywa njalo eminyakeni engu-3-5.
I-Q2: Ingabe amamojula e-PV amaphrojekthi asogwadule adinga amamodeli akhethekile?
Akunjalo, kodwa izindlela zokukhetha ziyehluka. Beka kuqala amamojula anama-coefficients okushisa aphansi (uhlobo lwe-N-TOPCon / HJT), ingilazi ewugqinsi ukuze imelane kangcono nesihlabathi esiphephethwa ngumoya, ama-encapsulants afanele izindawo ezinokhahlo kune-EVA evamile, nezindlela zokufinyelela zokuhlanza ezizinikele.
I-Q3: Ingabe amazinga okushisa aphansi angabangela amamojula e-PV aqhekeke ezindaweni eziphakeme?
Ngokuvamile, cha. Ingilazi yemojula ye-PV empeleni ingaba namandla aphezulu emishini emazingeni okushisa aphansi. Izingozi zangempela ukugcwala kweqhwa kanye nokuqandisa kabusha ngemva kokuncibilika kweqhwa, okungabangela ukuvinjelwa kweqhwa ezindaweni ezikhipha amanzi.
Q4: Ingakanani imali amaphrojekthi asezindaweni ezinokhahlo kunamaphrojekthi ajwayelekile?
Ukuthuthukisa ukuvikela ukugqwala kusuka ku-C3 kuye ku-C5-M kungase kwenyuse izindleko zensimbi cishe ngo-8%–15%, kuye ngendawo engaphezulu yengxenye kanye nesistimu yokumboza. Kubandakanya izinto zokubopha ezithuthukisiwe kanye nomehluko ekukhethweni kwamamojula, izindleko zizonke zephrojekthi ngokuvamile zikhuphuka cishe ngo-10%–20%. Lezi zibalo ziyizinkomba futhi kufanele ziqinisekiswe ngokumelene nezimo zangempela zephrojekthi kanye namakhotheshini.
I-Q5: Singakwazi yini ukuqala ngomklamo ojwayelekile futhi senze izinguquko uma kuphakama izinkinga?
Lokhu akunconywa. Ezinhlelweni ze-BIPV, amamojula e-PV ayingxenye yemvilophu yokwakha, futhi ukushintshwa kwawo kungabiza cishe njengokwakha kabusha uphahla. Ukugqwala nokuguga kwempahla kukhula kancane kancane futhi kungase kuhlale kungabonakali phakathi neminyaka emihlanu yokuqala. Ngesikhathi izinkinga sezibonakala, ubuqotho besakhiwo kanye nokuvimbela amanzi kungase kuthinteke kakade.
Udinga isisombululo sokuphahla esifanelana nezimo zemvelo zephrojekthi yakho? I-imeyili:info@xzbesta.com
