Njengoba isidingo se-micropowder yedayimane siqhubeka sikhuphuka, ukusetshenziswa kwayo ezimbonini ezihlukahlukene kuye kwanda kakhulu. Kusukela kuma-abrasive kuya kumathuluzi okusika, futhi kusukela kugesi kuye kwezokwelapha, i-micropowder yedayimane idlala indima ebalulekile emikhakheni eminingi yobuchwepheshe obuphezulu. Nokho, ukuze kuhlangatshezwane nezidingo zekhwalithi ezikhulayo, esinye sezinyathelo ezibalulekile enqubweni yayo yokukhiqiza ukuhlukaniswa kosayizi wezinhlayiyana.
Ngemva kokugaya ibhola, ukuchotshozwa, ukulolongwa, nokuhlanzwa okumahhadla, i-diamond micropowder isadinga isinyathelo esisodwa esibalulekile sokucubungula—ukuhlukaniswa kosayizi wezinhlayiyana. Umgomo walesi sigaba uwukuqinisekisa ukusatshalaliswa kosayizi wezinhlayiyana ezifanayo kuyilapho kuqedwa ngokuphelele izinhlayiya ezinkulu.
Ngenxa yemvelo enhle yeidayimane micropowder, izindlela zendabuko ezisekelwe ngesisefo azikwazi ukufeza ukunemba okudingekayo. Ngakho-ke, ukwamukela izindlela zokuhlukanisa zesayensi, eziphumelelayo, nezinembayo kubaluleke kakhulu. Ngokusetshenziswa okukhulayo kwe-micropowder yedayimane kanye nezimfuno zekhwalithi ezikhulayo ezivela emakethe, abakhiqizi bavamise ukusebenzisa izindlela ezimbalwa zokuhlukanisa. Lokhu kufaka phakathi ukuhlaliswa kwemvelo, ukuhlukaniswa kwe-centrifugal, ukuhlukaniswa okuchichimayo, nokuhlukaniswa kwe-hydrocyclone.
Ukuhlelwa Kwemvelo Kwemvelo
Indlela engokwemvelo yokuhlela isekelwe esimisweni sokuthi, ngaphansi kwamandla adonsela phansi afanayo, izinhlayiya ezinobukhulu obuhlukahlukene zihlala ngamanani ahlukene oketshezini. Kule ndlela, izinhlayiya zihlukaniswa ngokulawula ukuphakama nesikhathi sokumisa.
Lapho izinhlayiyana zihamba oketshezini, zithonywa amandla amathathu: amandla adonsela phansi ezinhlayiyana, ukunyakaza koketshezi, kanye nokumelana okwenziwa into ephakathi. Ijubane lokumisa lezinhlayiyana lincike ezintweni ezifana nendawo yokuxhumana phakathi kwezinhlayiya nendawo, i-viscosity yoketshezi, kanye nokumelana nokungqubuzana okutholwa yizinhlayiyana.
I-Centrifugal Classification
Ukuhlukaniswa kwe-Centrifugal kusebenza ngesimiso esifanayo njengokuhlalisa ngokwemvelo kodwa kusebenzisa amandla amaphakathi akhiqizwe i-centrifuge ukuhlukanisa i-micropowder. Ngezinhlayiya ezimahhadla, ubukhulu bazo obukhulu buzivumela ukuthi zizinze ngokushesha, futhi ukuhlala kwemvelo kungahlukanisa ngempumelelo izinhlayiya ezinosayizi ofanayo. Kodwa-ke, ngezinhlayiya ezingcono kakhulu, isivinini sokumisa kancane ngaphansi kwamandla adonsela phansi sandisa kakhulu umjikelezo wokukhiqiza, sithatha indawo enkulu neziqukathi. Izinhlayiya ezinhle kakhulu zingase zehluleke ngisho nokuhlukana ngokuphumelelayo ngenxa yokunyakaza kwe-Brownian nokuphazanyiswa kwezinhlayiyana.
Ngokuphambene, amandla e-centrifugal asheshisa ukunyakaza kwama-microparticles, asheshisa inqubo yokuhlukanisa. Lokhu kwenza ukuhlukaniswa kwe-centrifugal kusebenze kahle kakhulu ezinhlayiyeni ezinhle, kuthuthukisa kakhulu ukusebenza kahle kokukhiqiza kanye nekhwalithi yomkhiqizo. Ngakho-ke, abakhiqizi abaningi bahlanganisa ukuhlaliswa kwemvelo kanye nokuhlukaniswa kwe-centrifugal uhla olugcwele lwezimpushana ezicolekile. Le ndlela ye-hybrid ithuthukisa kokubili ukusebenza kahle kokukhiqiza kanye nekhwalithi yomkhiqizo.
Ukuhlukaniswa Okuchichimayo
Ukuhlukaniswa okuchichimayo kungaqondwa njengendlela yokuhlehla yokulungisa. Esigabeni sokuchichima, amanzi ethulwa ngaphansi kwesiqukathi esiyikholi. Njengoba amanzi egeleza phezulu, isivinini sawo siyancipha kancane kancane futhi sizinzile engxenyeni ye-cylindrical phezulu.
Izinhlayiya zedayimane zihamba ngokumelene nokugeleza kwamanzi akhuphukayo, futhi lapho amandla adonsela phansi kanye nebhalansi yamandla akhuphukayo aphikisanayo, izinhlayiya zobukhulu obuthile ziyohlala zilenga emanzini. Izinhlayiya ezinhle zizochichima kusuka esitsheni, kuyilapho izinhlayiya ezimahhadla zizohlala esigabeni esiyikholi. Ngokulungisa izinga lokugeleza, abakhiqizi bangathola imikhiqizo yobukhulu bezinhlayiyana ezithile.
Nakuba ukuhlukaniswa okuchichimayo kuhamba kancane futhi kudla amanzi amaningi, kunikeza ukunemba okuphezulu futhi kudinga izinsiza zokusebenza zezandla ezimbalwa uma kuqhathaniswa nezinye izindlela. Izici ezibalulekile ezithonya ukusebenza kahle kwalesi simiso isimo sezinhlayiyana nokulawula izinga lokugeleza. Izimo zezinhlayiya ezingajwayelekile zingabangela ukunyakaza okungahambisani phakathi koketshezi, kuphazamise inqubo yokuhlukanisa. Ukwengeza, ukulawulwa kokugeleza okungazinzile kungaholela ekuxubeni kwezinhlayiya ezimahhadla futhi ezinhle, kuvimbele ukuhlukana okunembile.
I-Hydrocyclone Classification
Ukuhlukaniswa kwe-Hydrocyclone kusebenzisa izimiso zokuxazulula i-centrifugal ukuze kuhlukaniswe izinhlayiya ngokusheshisa inqubo yokuhlukanisa ngokujikeleza ngesivinini esikhulu ngaphakathi kwe-hydrocyclone. Le nqubo isetshenziswa kabanzi ekuhlukaniseni amaholo kanye nokuphelelwa amanzi emzimbeni komkhiqizo. Izinzuzo zayo eziyinhloko zihlanganisa isivinini, ubulula, ukuphindaphinda okuhle, kanye nokudla okuqhubekayo. Isebenza ngempumelelo kuwo wonke ama-micropowder wedayimane ngaphandle kwalawo acoke kakhulu kunama-microns angu-2. Nokho, ayinembe kangako kunezinye izindlela.
Ukukhetha Indlela Elungile Yokuhlukanisa
Indlela ngayinye yokuhlukanisa inezinzuzo nezinkinga zayo ezingokwemvelo. Ekukhiqizweni kwangempela, abakhiqizi bangakhetha indlela efaneleke kakhulu ngokuya ngezidingo zabo ezithile. Abanye bangakhetha indlela eyodwa yokuhlukanisa, kanti abanye bangahlanganisa amasu amaningi ukuze bathole imiphumela emihle. Ngokukhetha ngokucophelela nokuhlanganisa izindlela zokuhlukanisa, izinkampani zingaqinisekisa ukuthi imikhiqizo yazo yedayimane encane ihlangabezana namazinga aphezulu kakhulu.
Njengemakethe yeidayimane micropowderiyaqhubeka nokuvela, ukuthuthukiswa kobuchwepheshe bokuhlukanisa okuthuthukile kuzobaluleka ekuhlangabezaneni nesidingo esikhulayo semikhiqizo enembe kakhudlwana nesebenza kahle kuzo zonke izimboni eziningi.