Sabbin kayan lantarki na graphite sun sami ci gaba mai kyau a cikin halayen injiniya, halayen zafi, kwanciyar hankali na sinadarai, da kuma iya sarrafawa. Graphite da graphite mai ƙarfin carbon fiber da isostatic graphite ke wakilta, manyan nasarorin aikinsu da ƙimar aikace-aikacen su sune kamar haka:
I. Graphite Mai Ƙarfafa Fiber na Carbon: Inganta Juyin Juya Hali a Halayen Inji
1. Ƙarfi da Modulus Surge
Ta hanyar shigar da ƙaramin adadin graphene (0.075 wt%) cikin zaruruwan carbon na PAN, ƙarfin taurinsu ya kai 1916 MPa, kuma tsarin Young ya kai 233 GPa, wanda ke wakiltar ƙaruwa na 225% da 184%, bi da bi, idan aka kwatanta da zaruruwan carbon na PAN masu tsabta. Wannan ci gaban ya samo asali ne daga inganta tsarin zaruruwan carbon:
- Rage girman ramuka: Ƙara graphene yana rage girman ramukan ciki da kuma ramuka a cikin zaruruwa, kusan yana kawar da ƙananan ramuka a cikin axial a mafi yawan taro (0.1 wt%), ta haka yana rage wuraren tattara damuwa.
- Tsarin Graphite da aka tsara: Raman spectroscopy ya nuna cewa zanen graphene nanosheets suna kewaye da tsarin graphite da aka samar yayin PAN carbonization, wanda ke haifar da cikakken layin graphite tare da ƙarancin lahani da ingantaccen yanayin lu'ulu'u.
2. Faɗaɗa Yanayin Aikace-aikace
- Aerospace: Haɗaɗɗun graphite masu ƙarfin carbon fiber, waɗanda suke da yawa kashi 60% na aluminum gami da ikon ƙera su a matsayin guda ɗaya (rage amfani da abin ɗaurewa), ana amfani da su sosai a cikin sassan tsarin jiragen sama (misali, kashi 50% na amfani da kayan haɗin gwiwa a cikin Boeing B-787), jikin motocin harbawa, da sassan tauraron ɗan adam.
- Masana'antu masu inganci: Juriyar cire su daga jiki yana sa su zama masu mahimmanci ga bututun injin roka, tsarin tsakiya na reactor na nukiliya, da sauran wurare masu tsauri.
II. Graphite Mai Sauƙi: Cikakken Nasara A Faɗin Halaye Da Yawa
1. Halayen Inji: Fiye da Karfe na Gargajiya
- Babban ƙarfi da isotropy: Ta hanyar matsi na isostatic, ƙarfin taurinsa ya wuce 1000 MPa (ya fi ƙarfe na yau da kullun), tare da rabon isotropy na 1.0–1.1, yana kawar da lahani na anisotropic na graphite na gargajiya.
- Yawan yawa da juriya ga lalacewa: Tare da yawan yawa na 1.95 g/cm³, ƙarfin lanƙwasa ya wuce 80 MPa, da ƙarfin matsi daga 200-260 MPa, ya dace da ƙera faifan birki masu aiki, hatimi, da bearings.
2. Halayen Zafi: Kwanciyar Hankali A Ƙarƙashin Yanayi Mai Tsanani
- Juriya Mai Yawan Zafi Da Juriya Mai Yawan Girgiza: A cikin yanayi mara aiki, ƙarfin injina yana kaiwa 2500°C, tare da wurin narkewa na 3650°C da kuma wurin tafasa na 4827°C. Ƙarancin yawan faɗaɗa zafi yana rage canje-canje a girma, wanda hakan ya sa ya dace da na'urorin kunna wutar roka, bututu, da sauran abubuwan da ke da yawan zafin jiki.
- Babban ƙarfin lantarki na thermal: Kyakkyawan ƙarfin lantarki na thermal yana ba da damar watsa zafi cikin sauri, yana haɓaka ingancin kayan aiki, kamar a cikin abubuwan da ke cikin filin zafi na tanda mai jan kai tsaye na nau'in CZ (tukunya, masu dumama).
3. Daidaiton Sinadarai: Juriyar Tsatsa da Juriyar Iskar Iska
Yana ci gaba da kasancewa cikin ƙarfi a cikin acid mai ƙarfi, alkalis, da kuma sinadarai masu narkewa na halitta, yana tsayayya da zaizayar ƙasa daga ƙarfe da gilashi, wanda hakan ya sa ya dace da kwantena na sinadarai, tsarin tsakiya na reactor na nukiliya, da sauran muhallin da ke lalata iska.
4. Tsarin sarrafawa: Sassauci da Daidaito
Ana iya ƙera shi zuwa kowace siffa don biyan buƙatun ƙira masu rikitarwa, kamar su electrodes don ƙera fitarwa ta lantarki da kuma molds na graphite don ci gaba da ƙera ƙarfe.
III. Masana'antu da Umarnin Gaba na Sabbin Kayan Graphite Electrode
1. Ci gaban Masana'antu
- Graphite mai kama da Isostatic: Kasuwarta ta duniya na ci gaba da ƙaruwa, tare da faɗaɗa ƙarfin aiki a Indonesia da Morocco wanda hakan ya ƙara ƙarfafa matsayinta na masana'antu.
- Graphite mai ƙarfin carbon fiber: Manyan abokan cinikin batirin duniya sun yi amfani da shi cikin nasara kuma yana jagorantar haɓaka ma'aunin duniya na farko a duniya,Cikakken Bayani Falle don Kayan Nano-Silicon Anode don Batirin Lithium-Ion.
2. Nasarorin Fasaha na Nan Gaba
- Ingantaccen kayan da aka yi amfani da su: Rage girman barbashi (misali, ta hanyar gyaran foda na coke na biyu zuwa 2-5 μm) don haɓaka halayen injiniya.
- Sabuwar fasahar Graphitization: Fasahar Graphitization ta microwave tana rage yawan amfani da makamashi da kashi 30% kuma tana rage yawan zagayowar samarwa, wanda hakan ke sauƙaƙa ɗaukar manyan mutane.
- Sabbin abubuwa a tsarin gini: Misali, anodes na graphite mai digiri biyu suna samun damar caji cikin sauri na minti 6, kashi 60% yayin da suke riƙe da yawan kuzari na ≥230 Wh/kg ta hanyar rarrabawa mai digiri biyu na girman barbashi da porosity.
Lokacin Saƙo: Yuli-31-2025