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  • Sei Samarium Cobalt uye Neodymium Magnets Anonzi "Rare Earth" Magnets?

    Kune gumi nenomwe zvisingawanzoitiki zvinhu zvepasi - gumi neshanu ayo ari lanthanides uye maviri ayo ari ekuchinja simbi, yttrium uye scandium - anowanikwa ane lanthanides uye akafanana nemakemikari. Samarium (Sm) neNeodymium (Nd) ndiwo maviri anonyanya kushandiswa epasi zvinhu mukushandisa magineti. Kunyanya, Samarium neNeodymium chiedza chisingawanzo pasi (LREE) muboka recerium pasi. Samarium Cobalt uye Neodymium alloy magineti anopa mamwe emhando yepamusoro yekumanikidza-kurema reshiyo yemaindasitiri nekutengesa maapplication.

    Izvo zvisingawanzo pasi zvinhu zvinowanzowanikwa pamwechete mumamineral deposits, uye aya madhipoziti akawanda. Kunze kwepromethium, hapana chimwe chezvinhu zvisingawanzoitiki zvepasi zvakanyanya kushomeka. Semuenzaniso, samarium ndiyo 40th yakawanda yakawanda inowanikwa muEarth mineral deposits. Neodymium, sezvimwe zvisingawanzo zvinhu zvepasi, inoitika mumadhipoziti madiki, asingasvikike. Zvisinei, chinhu ichi chepasi chisingawanzowaniki chakada kufanana nemhangura uye chakawanda kudarika ndarama.

    Kazhinji, zvisingawanzo zvinhu zvepasi zvakapihwa zita razvo nekuda kwezvikonzero zviviri zvakasiyana, asi zvakakosha. Yekutanga inogoneka kutorwa kwemazita inotsamira pane kwekutanga kunoonekwa kushomeka kwezvinhu gumi nenomwe zvisingawanzo zvinhu zvepasi. Yechipiri yakakurudzirwa etymology inobva pane yakaoma maitiro ekuparadzanisa imwe neimwe isingawanzo yepasi chinhu kubva kune yayo mineral ore.

    Neodymium Rare Earth Magnet SquareIyo idiki uye yakaoma kuwana ore deposits ine zvisingawanzo zvinhu zvepasi zvakabatsira pakupihwa zita rekutanga kwezvinhu gumi nemanomwe. Izwi rokuti "nyika" rinongoreva zvicherwa zvinongoitika. Kushaikwa kwenhoroondo yezvinhu izvi kwakaita kuti zita rayo risadzivisike. Parizvino, China inosangana nechikamu che95% chepasi rose chinodikanwa chepasi risingawanikwe - kuchera nekukwenenzvera kwakatenderedza 100,000 metric toni dzepasi risingawanzo pagore. IUnited States, Afghanistan, Australia, neJapan dzinewo nzvimbo dzakakosha dzepasi dzisingawanzoitiki.

    Tsananguro yechipiri yezvinhu zvisingawanzo kunzi "nyika isingawanzo" yaive nekuda kwekuomerwa mumigodhi nekunatsa maitiro, ayo aiwanzoitwa nekristalllization. Izwi rekuti "kashoma" rakafanana kare nerekuti "zvakaoma." Nekuda kwekuti migodhi nekuchenesa kwavo kwanga kusiri nyore, dzimwe nyanzvi dzinoti izwi rekuti "rare pasi" rakashandiswa kune izvi zvinhu gumi nenomwe semhedzisiro.

    Samarium Cobalt maginetiSamarium Cobalt Rare Earth Magnets uye Neodymium isingawanzo gineti epasi magineti haadhure zvinorambidzwa kana kushomeka. Magineti avo se "rare Earth" magineti haafanire kunge ari chikonzero chekutanga kusarudza kana kudzikisa magineti aya kubva kumaindasitiri kana ekutengesa mashandisirwo. Kugona kushandiswa kweimwe yeaya magineti kunofanirwa kuyerwa zvinoenderana nekwakagadzirirwa kushandiswa, uye zvinoenderana nezvinosiyana senge kushivirira kupisa. Kudomwa kwemagineti se "pasi risingawanzo" zvakare kunobvumira kugadzika kwese kwese magineti eSmCo neNeo magineti pamwe chete kana zvichitaurwa padivi pechinyakare magineti eAlnico kana Ferrite magineti.


    Nguva yekutumira: Kubvumbi-22-2020