Tare da saurin haɓaka sabbin masana'antar makamashi, samar da wutar lantarki na photovoltaic ana amfani da shi sosai. A matsayin maɓalli mai mahimmanci na tsarin samar da wutar lantarki na photovoltaic, ana amfani da inverters na photovoltaic a cikin yanayin waje, kuma suna fuskantar gwaji sosai har ma da matsananciyar yanayi.
Don masu juyawa na PV na waje, ƙirar tsarin dole ne ya dace da ma'aunin IP65. Ta hanyar isa ga wannan ma'auni ne kawai na'urorin mu zasu iya aiki lafiya da inganci. Matsayin IP shine don matakin kariya na kayan waje a cikin shingen kayan lantarki. Madogararsa ita ce ma'auni na Hukumar Electrotechnical ta Duniya IEC 60529. An kuma karɓi wannan ma'auni a matsayin ƙa'idar ƙasa ta Amurka a cikin 2004. Sau da yawa muna faɗi cewa matakin IP65, IP shine taƙaitaccen kariyar Ingress, wanda 6 shine matakin ƙura, (6). : gaba daya hana ƙura daga shiga); 5 shine matakin hana ruwa, (5: ruwan shayar da samfur ba tare da lalacewa ba).
Don cimma buƙatun ƙira na sama, ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun inverters na hoto suna da tsauri da hankali. Wannan kuma matsala ce mai sauƙin haifar da matsala a aikace-aikacen filin. Don haka ta yaya za mu ƙirƙira ingantaccen samfurin inverter?
A halin yanzu, akwai hanyoyin kariya iri biyu da aka saba amfani da su a cikin kariya tsakanin murfin sama da akwatin inverter a cikin masana'antar. Daya shine amfani da zoben siliki mai hana ruwa. Irin wannan zoben hana ruwa na silicone gabaɗaya lokacin kauri ne 2mm kuma yana wucewa ta saman murfin da akwatin. Latsa don cimma ruwa mai hana ruwa da ƙura. Irin wannan ƙirar kariyar tana iyakance ta adadin nakasawa da taurin zoben roba mai hana ruwa na silicone, kuma ya dace da ƙananan akwatunan inverter na 1-2 KW. Manyan ɗakunan ajiya suna da ƙarin ɓoyayyun hatsarori a cikin tasirin kariyarsu.
Zane mai zuwa yana nuna:
Sauran yana da kariya ta Lanpu na Jamusanci (RAMPF) polyurethane styrofoam, wanda ke ɗaukar nauyin sarrafa kumfa mai ƙima kuma an haɗa shi kai tsaye zuwa sassa na tsari kamar murfin babba, kuma nakasar ta na iya kaiwa 50%. A sama, ya dace musamman don ƙirar kariyar mu matsakaici da manyan inverters.
Zane mai zuwa yana nuna:
A lokaci guda kuma, mafi mahimmanci, a cikin ƙirar tsarin, don tabbatar da ingantaccen ƙirar ruwa mai ƙarfi, za a tsara tsagi mai hana ruwa tsakanin saman murfin hoto na inverter chassis da akwatin don tabbatar da cewa ko da hazo na ruwa. ya wuce ta saman murfin da akwatin. A cikin inverter tsakanin jiki, kuma za a jagorance ta cikin tankin ruwa a waje da ɗigon ruwa, kuma ku guji shiga cikin akwatin.
A cikin 'yan shekarun nan, an yi gasa mai tsanani a cikin kasuwar hoto. Wasu masana'antun inverter sun yi wasu sauƙaƙawa da canji daga ƙirar kariya da amfani da kayan don sarrafa farashi. Misali, zane mai zuwa yana nuna:
Gefen hagu shine ƙirar rage farashi. Akwatin jikin akwatin yana lanƙwasa, kuma ana sarrafa farashin daga kayan ƙarfe na takarda da tsari. Idan aka kwatanta da akwatin nadawa uku a gefen dama, babu shakka akwai raguwar tsagi daga akwatin. Ƙarfin jiki kuma yana da ƙasa da yawa, kuma waɗannan ƙirar suna kawo babban damar yin amfani da shi a cikin aikin hana ruwa na inverter.
Bugu da ƙari, saboda ƙirar akwatin inverter ya sami matakin kariya na IP65, kuma zafin jiki na ciki na inverter zai karu yayin aiki, bambancin matsa lamba da ke haifar da yanayin zafi na ciki da canjin yanayi na waje zai haifar da ruwa ya shiga kuma ya lalata lantarki mai mahimmanci. aka gyara. Domin guje wa wannan matsala, yawanci muna shigar da bawul mai ɗaukar numfashi mai hana ruwa akan akwatin inverter. Bawul ɗin da ke hana ruwa ruwa da numfashi na iya daidaita matsi yadda ya kamata kuma ya rage abin da ya faru a cikin na'urar da aka rufe, yayin da yake toshe shigar ƙura da ruwa. Domin inganta aminci, amintacce da rayuwar sabis na samfuran inverter.
Sabili da haka, zamu iya ganin cewa ƙwararren ƙirar inverter na hoto yana buƙatar ƙira da tsayayyen ƙira da zaɓi ba tare da la'akari da ƙirar tsarin chassis ko kayan da aka yi amfani da su ba. In ba haka ba, an rage makanta don sarrafa farashi. Abubuwan da ake buƙata na ƙira na iya kawo manyan haɗari masu ɓoyayyi kawai zuwa aikin kwanciyar hankali na dogon lokaci na inverters photovoltaic.