Carbon yana da mahimmanci ga rayuwar kowane abu mai rai, domin shi ne tushen dukkanin kwayoyin halitta, kuma kwayoyin halitta sune tushen dukkan abubuwa masu rai.Kodayake wannan a cikin kanta yana da ban sha'awa sosai, tare da haɓakar fiber carbon, kwanan nan ya sami sabbin aikace-aikace masu ban mamaki a sararin samaniya, injiniyan farar hula da sauran fannoni.Fiber carbon ya fi ƙarfi, ƙarfi da haske fiye da ƙarfe.Saboda haka, carbon fiber ya maye gurbin karfe a cikin manyan ayyuka kamar jirgin sama, motocin tsere da kayan wasanni.
Filayen carbon yawanci ana haɗa su tare da wasu kayan don samar da abubuwan haɗin gwiwa.Ɗaya daga cikin abubuwan da aka haɗa shine carbon fiber ƙarfafa robobi (CFRP), wanda ya shahara saboda ƙarfin ƙarfinsa, ƙanƙara da ƙarfi mai girma zuwa nauyin nauyi.Saboda manyan abubuwan da ake buƙata na abubuwan haɗin fiber carbon, masu bincike sun gudanar da bincike da yawa don inganta ƙarfin abubuwan haɗin fiber na carbon, yawancinsu sun fi mayar da hankali kan fasaha ta musamman da ake kira "fiber oriented design", wanda ke inganta ƙarfin ta hanyar inganta yanayin daidaitawa. zaruruwa.
Masu bincike a jami'ar kimiyya ta Tokyo sun yi amfani da hanyar zayyana nau'ikan fiber carbon da ke inganta daidaito da kauri na fiber, ta yadda za su kara karfin robobin da ke kara karfin fiber da samar da robobi masu sauki a harkar kere-kere, suna taimakawa wajen kera jiragen sama da motoci masu sauki.
Duk da haka, hanyar zane na jagorancin fiber ba tare da gazawa ba.Tsarin jagorar fiber yana inganta jagora kawai kuma yana kiyaye kauri na fiber, wanda ke hana cikakken amfani da kayan aikin injiniya na CFRP.Dokta ryyosuke Matsuzaki na Jami'ar Kimiyya ta Tokyo (TUS) ya bayyana cewa bincikensa yana mai da hankali kan kayan haɗin gwiwa.
A cikin wannan mahallin, Dokta Matsuzaki da takwarorinsa Yuto Mori da Naoya kumekawa a cikin tus sun ba da shawarar sabuwar hanyar ƙira, wacce za ta iya inganta daidaito da kauri na zaruruwa daidai da matsayinsu a cikin tsarin haɗin gwiwa.Wannan yana ba su damar rage nauyin CFRP ba tare da rinjayar ƙarfinsa ba.Ana buga sakamakon su a cikin tsarin haɗin gwiwar mujallar.
Hanyarsu ta ƙunshi matakai uku: shirye-shirye, maimaitawa, da gyarawa.A cikin tsarin shirye-shiryen, ana gudanar da bincike na farko ta hanyar amfani da hanyar ƙayyadaddun ƙayyadaddun ƙayyadaddun abubuwa (FEM) don ƙayyade yawan adadin yadudduka, kuma ana samun ƙimar ƙimar ma'auni ta hanyar ƙirar jagorar fiber na ƙirar lamination na layin layi da ƙirar canjin kauri.An ƙaddara madaidaicin fiber ta hanyar jagorancin babban damuwa ta hanyar juzu'i, kuma an ƙididdige kauri ta matsakaicin ka'idar damuwa.A ƙarshe, canza tsarin don canza lissafin kuɗi don samarwa, da farko ƙirƙirar yankin "tushe fiber budle" wanda ke buƙatar ƙarin ƙarfi, sannan ƙayyade shugabanci na ƙarshe da kauri na tsarin fiber ɗin tsari, suna yada fakitin a ɓangarorin biyu na tunani.
A lokaci guda, hanyar da aka inganta na iya rage nauyin fiye da 5%, kuma ya sa nauyin canja wurin kaya ya fi girma fiye da amfani da fiber daidaitawa kadai.
Masu bincike suna jin daɗin waɗannan sakamakon kuma suna fatan yin amfani da hanyoyin su don ƙara rage nauyin sassan CFRP na gargajiya a nan gaba.Dokta Matsuzaki ya ce tsarin namu ya wuce tsarin hada-hadar gargajiya don kera jiragen sama da motoci masu sauƙi, wanda ke taimakawa wajen adana makamashi da rage hayakin carbon dioxide.
Lokacin aikawa: Yuli-22-2021