Hakanan ana kiran igiyoyi na hotovoltaic azaman igiyoyi na musamman don photovoltaics
A cikin 'yan shekarun nan, Fasaha a cikin masana'antar daukar hoto tana haɓaka sauri da sauri. Kamar ikon module guda ya fi girma da girma. Da na halin yanzu yana samun girma da girma. Tare da wannan ya zo da shahararrun kebul na PV.
Ƙirar tsarin da madaidaicin abubuwan da suka dace kuma na iya rage farashin saka hannun jari na farko. Sannan, a cikin tsarin photovoltaic, aikace-aikace na babban iko high-ingancin sassa da aka gyara bayan high overmatch. Kebul ɗin tsarin photovoltaic ya kamata ya zama yadda zaɓin ƙira.
Na farko editan kebul na ZMS na farko zai fara fahimtar ku abin da kebul na PV. Wannan labarin kuma zai kawo muku wasu ilimin zaɓin madaidaicin igiyoyin hotovoltaic.
Fasahar hasken rana za ta zama daya daga cikin fasahar makamashin kore a nan gaba. Hasken rana ko photovoltaic (PV) ana ƙara yin amfani da shi sosai a China.
Bugu da kari ga saurin ci gaba na kamfanonin samar da wutar lantarki da gwamnati ke tallafawa. Masu saka hannun jari masu zaman kansu kuma suna himmatu wajen gina shuke-shuke da shirin sanyawa cikin samar da samfuran hasken rana da aka sayar a duk duniya.
Abubuwan da ke cikin igiyoyin PV an ƙaddara su ta takamaiman kebul na kebul da kayan sheathing, wanda muke kira giciye-linked PE. Bayan haskakawa ta hanyar fedar iskar gas, an canza tsarin kwayoyin halitta na kayan kebul, don haka samar da kaddarorin sa na kowane mutum.
A gaskiya, a lokacin shigarwa da kulawa, za a iya yin amfani da igiyoyi a kan kaifi masu kaifi na tsarin rufin.
A lokaci guda, igiyoyi suna fuskantar matsin lamba, lankwasawa, tashin hankali, giciye-tashin hankali lodi, da girgiza mai karfi.
Idan kullin kebul ɗin bai da ƙarfi sosai, za a yi lahani sosai da rufin kebul ɗin, wanda zai iya shafar rayuwar kebul gabaɗaya ko haifar da gajeriyar kewayawa, wuta, da kuma lahani.
Babban aikin igiyoyin photovoltaic shine aikin lantarki.
Kebul ɗin da aka gama 20 ℃ lokacin da conductive core DC juriya bai fi 5.09 Oh / km.
Kebul ɗin da aka gama (20 m) in (20 ± 5) ℃ lokacin nutsewar ruwa na 1h bayan gwajin ƙarfin lantarki na mintuna 5 (AC 6.5kV ko DC 15kV) baya karyewa.
Misali tsawon 5 m, cikin (85 ± 2) ℃ dauke da 3% sodium chloride (NaCl) distilled ruwa (240 ± 2) h, duka iyakar da aka fallasa zuwa saman ruwa 30 cm.
Tsakanin cibiya da ruwa tare da ƙarfin wutar lantarki na DC 0.9kV (cibiyar gudanarwa da aka haɗa zuwa madaidaicin sandar, ruwan da aka haɗa zuwa sanda mara kyau).
Bayan fitar da samfurin gwajin wutar lantarki na nutsewar ruwa, gwajin ƙarfin lantarki shine AC 1kV, abin da ake bukata ba karya ba ne.
Ƙarshen juriya na rufin kebul a 20 ℃ ba kasa da 1014 O-cm.
Ƙarshen juriya na rufin kebul a 90 ℃ ba kasa da 1011 O-cm.
Ƙarshen na USB sheath surface juriya ya kamata ba kasa da 109 Oh.
Zazzabi (140±3)℃, lokaci 240 min, ku = 0.6, zurfin zurfin ciki bai wuce ba 50% na jimlar kauri na rufi da sheath. Kuma AC6.5kV, 5 min ƙarfin lantarki gwajin, ba a buƙatar rushewa.
Ana sanya samfurin a 90 ℃ kuma 85% dangi zafi don 1000h, kuma bayan sanyaya zuwa zafin jiki. Canjin canjin ƙarfin ƙarfi shine ≤-30% kuma canjin canjin elongation a hutu shine ≤-30% idan aka kwatanta da wancan kafin gwajin..
Kebul ɗin gaba ɗaya bayan 7 × 24h, (135±2)℃ tsufa, tsufa tsufa kafin da bayan ƙimar canjin ƙarfin ƙarfi ≤ ± 30%, yawan canjin elongation a hutu ≤ ± 30%.
Tsufawar sheath kafin da bayan ƙimar canjin ƙarfin ƙarfi ≤ -30%, yawan canjin elongation a hutu ≤ ± 30%.
Haka, yadda ake zabar sabuwar kebul na photovoltaic da ta fito?
Na farko, domin shimfida hanyar kebul, dole ne ya bi wadannan tanade-tanade.
1 Guji sojojin waje na inji, zafi fiye da kima, lalata, da sauran hadurran da kebul.
2 Don saduwa da buƙatun aminci a ƙarƙashin yanayin kebul ɗin ya zama ya fi guntu.
3 Sauƙi don kwanciya, kiyayewa.
4 Ka guji wurin da za a tono ginin.
5 Kebul a kowace hanyar kwanciya da duk yanayin hanyar sa na babba da na ƙasa hagu da dama canza sassa, kamata ya dace da kebul ɗin da aka yarda da lankwasawa radius buƙatun.
Ana shigar da igiyoyin DC a cikin rana, ana bada shawara don zaɓar igiyoyi na musamman don photovoltaics.
Sabanin kebul na yau da kullun, Ana ƙara kayan igiyoyi na photovoltaic don tsayayya da hasken ultraviolet da ozone.
Kuma zai iya jure tsattsauran sauye-sauyen zafin jiki da zaizayar sinadarai, kuma ana iya amfani dashi a waje fiye da 25 shekaru.
Samfuran kebul na Photovoltaic sun fi yawa, yankin giciye na 1.5 m ㎡ zo 35 m ㎡ suna samuwa, mafi amfani shine 4 m ㎡.
Tare da karuwa a cikin PV module halin yanzu, da karuwa a cikin ikon inverter guda ɗaya. Tsawon kebul ɗin kuma yana ƙaruwa, da aikace-aikace na 6 m㎡ DC na USB shima yana karuwa.
An ba da shawarar cewa asarar photovoltaic DC kada ta wuce 2%, kuma za mu iya tsarawa da zaɓar igiyoyin DC ta wannan ma'auni.
Don rage farashi, da PV ikon shuka aka gyara da inverters yanzu da wuya a daidaita bisa ga rabo na 1:1, amma bisa ga yanayin haske, bukatun aikin, riƙaƙa.
Akwai ƙayyadaddun adadin kari.
Misali, don tashar wutar lantarki tare da a 1:1.2 wuce gona da iri, module ne 24 kW, da inverter 20kW.
Yadda za a zabi kebul na AC daidai da iyakar halin yanzu na inverter?
Domin komai nawa ne, modules sun yi daidai da juna. Mai jujjuyawar yana da aikin iyaka na yanzu kuma shigar da AC na yanzu ba zai taɓa wuce iyakar halin yanzu na inverter ba.
Abubuwan da aka fi amfani da su na AC tagulla don tsarin PV sune BVR da YJV da sauran samfura da yawa.
BVR yana nufin jan karfe core PVC makaran m waya, YJV giciye polyethylene insulated ikon USB, zaɓin ya kamata ya kula da matakin ƙarfin lantarki da matakin zazzabi na kebul, kuma yakamata ya zaɓi nau'in jinkirin harshen wuta.
Waɗannan su ne wasu daga cikin ilimin kimiyya akan zaɓi na igiyoyi na hotovoltaic. Tare da saurin ci gaban al'umma, Bukatar igiyoyi za su yi girma da girma.
Kuma da ita, amincin kebul yana ba da kulawa ta musamman. Zaɓin kebul mai aminci kuma mai dacewa shine alhakin rayuwa.
Da Kamfanin kebul na ZMS kullum nace akan samar da igiyoyi masu inganci, mai kyau darajar kudi, sabis na kulawa, da samfuran da suka yi tsauraran matakan tantance cancantar hannu kuma amintattu.
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