Masana kimiyya sun ci gaba da turawamasu amfani da hasken ranadon zama mafi inganci, kuma akwai sabon rikodin don bayar da rahoto: Sabuwar tantanin hasken rana yana samun inganci na kashi 39.5 a ƙarƙashin daidaitattun yanayin hasken rana na 1 na duniya.
Alamar 1-rana ita ce hanya madaidaiciya don auna ƙayyadadden adadin hasken rana, yanzu kusan 40% na radiation za a iya canza shi zuwa wutar lantarki. Rikodin da ya gabata na irin wannan nau'in.hasken rana panelkayan aiki ya kasance 39.2% inganci.
Akwai nau'ikan ƙwayoyin hasken rana a kusa da fiye da yadda kuke zato. Nau'in da ake amfani da shi anan sune ƙwayoyin hasken rana uku-uku-junction III-V, galibi ana tura su cikin tauraron dan adam da jirage masu saukar ungulu, ko da yake suna da babban tasiri akan ƙasa mai ƙarfi.
"Sabbin sel sun fi dacewa kuma sun fi sauƙi don tsarawa, kuma suna iya zama masu amfani ga sababbin aikace-aikace iri-iri, irin su aikace-aikace masu mahimmanci ko aikace-aikacen sararin samaniya," in ji masanin kimiyya Myles Steiner na Laboratory Energy Renewable..”NREL) in Colorado.
Dangane da tasirin hasken rana, sashin "junction sau uku" na ma'auni yana da mahimmanci.Kowane kullin yana mayar da hankali a cikin wani yanki na musamman na kewayon hasken rana, wanda ke nufin ƙananan haske ya ɓace kuma ba a yi amfani da shi ba.
Ana kara inganta haɓakawa ta hanyar amfani da fasahar da ake kira "quantum well" . Kimiyyar lissafi a bayan su suna da kyau sosai, amma ra'ayin gabaɗaya shine cewa an zaɓi kayan a hankali kuma an inganta su, kuma a matsayin bakin ciki kamar yadda zai yiwu. Wannan yana rinjayar rata na band, da mafi ƙarancin adadin kuzarin da ake buƙata don tada hankalin electrons da ƙyale halin yanzu ya gudana.
A wannan yanayin, mahaɗar ukun sun ƙunshi gallium indium phosphide (GaInP), gallium arsenide (GaAs) tare da wasu ƙarin ingantaccen ƙima, da gallium indium arsenide (GaInAs).
Maɓalli mai mahimmanci shine yayin da GaAs abu ne mai kyau kuma ana amfani dashi a cikin sel masu yawa na III-V, ba shi da madaidaicin bandgap don ƙwayoyin junction guda uku, wanda ke nufin ɗaukar hoto tsakanin sel uku Ma'auni bai fi kyau ba, ” in ji masanin kimiyyar NREL Ryan France.
"A nan, mun gyara tazarar band ta hanyar amfani da rijiyoyin ƙididdiga, yayin da muke kiyaye kyawawan kayan aiki, wanda ke ba da damar wannan na'urar da yiwuwar wasu aikace-aikace."
Wasu daga cikin abubuwan ingantawa da aka ƙara a cikin wannan tantanin halitta na baya-bayan nan sun haɗa da ƙara yawan hasken da ke ɗauka ba tare da asarar wutar lantarki daidai ba. An yi wasu tweaks da dama na fasaha don rage ƙuntatawa.
Wannan shine mafi girman ingancin 1-rana na kowanehasken rana panelcell on record, ko da yake mun ga mafi girma inganci daga mafi tsanani hasken rana radiation.Yayin da zai dauki lokaci don fasaha don matsawa daga Lab zuwa ainihin samfurin, m iya inganta ne m.
Kwayoyin kuma sun rubuta wani tasiri mai ban sha'awa na 34.2 bisa dari na sararin samaniya, wanda shine abin da ya kamata su cimma lokacin da aka yi amfani da su a cikin orbit. Nauyin su da juriya ga ƙwayoyin makamashi mai girma ya sa su dace da wannan aikin.
"Kamar yadda waɗannan su ne mafi inganci 1-rana kwayoyin hasken rana a lokacin rubuce-rubuce, waɗannan ƙwayoyin kuma sun kafa wani sabon ma'auni don ingantaccen aiki na duk fasahar photovoltaic," masu binciken sun rubuta a cikin takarda da aka buga.
Lokacin aikawa: Mayu-24-2022
