Lapho i-graphite iphathwa ngamakhemikhali, ukusabela kwamakhemikhali kwenziwa ngasikhathi sinye emaphethelweni wegrafu anwetshiwe futhi phakathi kwesendlalelo. Uma i-graphite ingcolile futhi iqukethe ukungcola, ama-lattice namaphutha azovela, okuholela ekwandisweni kwesifunda esinqenqemeni kanye nokwanda kweziza ezisebenzayo, ezizosheshisa izingosi ezisebenzayo. Yize lokhu kuzuzisa ukwakhiwa kwamakhompiyutha asemqoka, kuzothinta ukwakheka kwamakhompiyutha anwetshiwe wokuhlukanisa ama-graphite. Futhi i-lattice ebekwe yacekelwa phansi, okwenza ukuthi amathanga akhungathekiswe futhi angajwayelekile, ukuze ijubane kanye nokujula kokuphazamiseka kwamakhemikhali ku-interlals kanye nokulinganiselwa kokunye, okuthi futhi kuthinta ngcono ukuthuthuka kwezinga lokunwetshwa. Ngakho-ke, kuyadingeka ukuthi okuqukethwe ukungcola kwe-graphite kumele kube ngaphakathi kwebanga elithile, ikakhulukazi ukungcola kwe-granular akumele kube khona, ngaphandle kwalokho izikali ze-graphite zizonqunywa ngesikhathi senqubo yokucindezela, ezokwehlisa ikhwalithi yezinto ezicindezelayo. Umhleli we-graphite olandelayo wethula ukuthi ubumsulwa bezinto zokwakha ama-graphite buthinta izakhiwo zegrafu enwetshiwe:
Usayizi we-graphite futhi unethonya elihle ekukhiqizweni kwegrafu enwetshiwe. Ubukhulu bezinhlayiya bukhulu, indawo ethile engaphezulu incane, futhi indawo ebandakanyeka ekuphenduleni kwamakhemikhali icishe ibe yincane. Ngokuphambene nalokho, uma izinhlayiya zincane, indawo yayo eqondile engaphezulu inkulu, futhi indawo yokubamba iqhaza ekuphendukeni kwamakhemikhali inkulu. Ukusuka ekuhlaziyweni kobunzima bezinto zamakhemikhali kuyahlasela, akunakugwemeka ukuthi izinhlayiya ezinkulu zizokwenza izikali zegrafu zigqikele, futhi kunzima kakhulu ukunwebeka izikhala, futhi kunzima kakhulu ukusakazeka ezigatsheni eziphakathi kwezendlalelo zokubangela izingqimba ezijulile. Lokhu kunethonya elihle ngezinga lokunwetshwa kwe-graphite enwetshiwe. Uma izinhlayiya ze-graphite zihamba kahle kakhulu, indawo ethile engaphezulu ingaba nkulu kakhulu, futhi ukusabela okunqenqemeni kuzoba nzima, okungakufanele ekwakhekeni kwamakhompiyutha okuhlukanisa. Ngakho-ke, izinhlayiyana ze-graphite akufanele zibe zizinkulu kakhulu noma zincane kakhulu.
Esimweni esifanayo, ebudlelwaneni obuphakathi kobukhulu obukhulu nosayizi wezinhlayiyana wegrafu onwetshiwe owenziwe ngegrafu enosayizi ohlukile wezinhlayiya, obuncane kakhulu, umphumela we-graphite olwengeziwe. Kodwa-ke, ekukhiqizweni kwangempela, kukhonjiswa ukuthi uhla lwezinyiya eziyizinhlayiyana ezisetshenziswayo lusuka ku--30 mesh to +100 mesh, okuwumphumela omuhle kakhulu.
Ithonya le-graphite usayizi we-graphicle libuye liboniswe kulokho ukwakheka kwezinhlayiyana kwezithako akufanele kube mani kakhulu, okungukuthi, umehluko ububanzi phakathi kwezinhlayiyana enkulu kakhulu futhi nenqwaba yokusebenza ngeke kube ngcono uma ukwakheka kwesayizi yezinhlayiyana akufanele kube ngcono uma ukwakheka kwesayizi eyizinhlayiyana akufanele kube ngcono uma ukwakheka kwesayizi eyizinhlayiyana akufanele kube ngcono uma ukwakheka kwesayizi yezinhlayiyana akufanele kube ngcono uma ukwakheka kwesayizi yezinhlayiyana kungafanele uma ukwakheka kwesayizi lezinhlayiyana. Imikhiqizo ye-graphite ye-furuite yonke yenziwe nge-graphite yemvelo, futhi ikhwalithi iyadingeka ngokuqinile kwinqubo yokukhiqiza. Imikhiqizo ye-graphite esetshenzisiwe futhi ekhiqizwayo iye yamukelwa amakhasimende amasha namadala iminyaka eminingi, futhi wamukelekile njalo ukuxhumana nokuthenga!
Isikhathi sePosi: Mar-13-2023