Neodymium magineti imhando yemhando yepamusoro-inoshanda magineti zvinhu, iyo inoumbwa neodymium, iron, boron uye zvimwe zvinhu. Iyo ine magineti yakasimba kwazvo uye parizvino ndeimwe yeakasimba magineti zvinhu zvinoshandiswa mukutengesa. Neodymium magineti ine yakakwira kwazvo magineti simba uye yakanakisa magineti simba uye magineti simba chigadzirwa. Naizvozvo, inoshandiswa zvakanyanya muminda yakawanda, kusanganisira tekinoroji yemagetsi, mota dzemagetsi, masensa, magineti, nezvimwe.Iyo magineti yeNeodymium magineti inouya kubva kune yayo lattice chimiro uye kurongeka kweatomu. Iyo lattice chimiro cheNeodymium magineti yakarongedzerwa zvakanyanya uye ndeyeTetragonal crystal system. Maatomu akarongwa nenzira yenguva dzose mulatisi, uye nguva dzawo dzemagineti dzinoramba dzichienderana, nekudyidzana kwakasimba pakati pawo. Uku kurongeka uye kudyidzana kunoita kuti Neodymium magineti ive yakasimba magineti zvivakwa.Iyo magnetism yeNeodymium magineti inogona kugadziridzwa uye kuvandudzwa nenzira dzakasiyana dzekugadzirira uye nzira dzekugadzirisa. Semuyenzaniso,China neodymium maginetiinogona kugadzirwa kuita magineti ane maumbirwo akaomarara kuburikidza nehupfu metallurgy process. Uye zvakare, matanho akadai sekurapa kupisa, magnetization kurapwa, uye coating anogona zvakare kutorwa kuti awedzere kusimudzira magineti ayo uye kugadzikana.Nekudaro, zvinofanirwa kucherechedzwa kuti iyo magineti yeNeodymium magineti ichaderedzwa pakupisa kwakanyanya. Iyo yakakosha magineti tembiricha yeNeodymium magineti kazhinji iri pakati pe200-300 ℃. Kana tembiricha yadarika, iyo magnetization uye magineti simba reNeodymium magineti inopera zvishoma nezvishoma, kana kutorasikirwa zvachose nemagnetism. Naizvozvo, mumashandisirwo anoshanda, zvinodikanwa kusarudza yakakodzera tembiricha yekushanda zvinoenderana neyakaoma magineti tembiricha yeNeodymium magineti zvinhu.

Ⅰ.Magineti emhando yeNeodymium magineti uye musimboti wekushanduka kwekushisa

A. Basic magineti zvimiro zveNeodymium magineti: Neodymium magineti imhando yepasi isingawanzo gadziriso yemagineti ine yakasimba kwazvo magineti zvivakwa. Iyo ine maitiro eiyo yakakwirira magineti simba chigadzirwa, yakakwirira remanence uye yakakwirira Kumanikidza. Iyo magineti yesimba remagineti yeNeodymium magineti inowanzokwira kupfuura iyo yeferrite uye aluminium nickel cobalt magineti. Izvi zvinoita kuti Neodymium magineti ishandiswe zvakanyanya mumashandisirwo mazhinji, akadai semotor, sensors uye magineti.

B. Hukama huri pakati peatomic alignment nemagnetic moment:iyo magineti yeNeodymium magineti inowanikwa nekudyidzana kweatomu yemagineti nguva. Iyo atomiki yemagineti nguva inoumbwa nekutenderera kwema electrons uye orbital magineti nguva. Kana maatomu aya akarongwa muretisi, kupindirana kwawo kwemagineti nguva kunotungamira kuchizvarwa chemagnetism. Mumagineti eNeodymium, nguva yemagineti yeatomu inowanzobva kune manomwe asina kupetwa neodymium ions, ayo anotenderera ari munzira imwechete neye orbital magineti nguva. Nenzira iyi, simba remagineti rakasimba rinogadzirwa, zvichiita kuti magineti akasimba eNeodymium magnet.

C. Mhedzisiro yekuchinja kwetembiricha pakurongeka kweatomu: Kurongeka uye kudyidzana kwemaatomu mulatisi kunotemwa netembiricha. Nekuwedzera kwekushisa, Thermal kufamba kwemaatomu kunowedzera, uye kupindirana pakati peatomu kunoderera, izvo zvinotungamirira mukusagadzikana kwekurongeka kwekugadzirisa maatomu. Izvi zvinokanganisa kurongeka kweatomu yeNeodymium magineti, nekudaro ichikanganisa magineti ayo. Pakupisa kwepamusoro, Thermal kufamba kwemaatomu kunowedzera, uye kudyidzana pakati peatomu kunodzikira, zvichikonzera kupera simba kwemagineti uye simba remagineti reNeodymium magnet.

D. Yakakosha magineti tembiricha yeNeodymium magineti:Iyo yakakosha magineti tembiricha yeNeodymium magineti inoreva tembiricha iyo Neodymium magineti inorasa magineti pakupisa kwepamusoro. Kazhinji kutaura, iyo yakakosha magineti tembiricha yeNeodymium magineti inenge 200-300 ℃. Kana tembiricha ikadarika tembiricha yakakosha yemagineti, kurongeka kweatomu yeNeodymium magineti kunoparadzwa, uye iyo magineti nguva yekutenderera inogovaniswa zvisina tsarukano, zvichikonzera kupera simba kana kurasikirwa zvachose kwemagnetization uye simba remagineti. Naizvozvo, mukushandisa, kutarisisa kunofanirwa kubhadharwa kudzora tembiricha yekushanda yeNeodymium magineti kuchengetedza yayo yakagadzikana magineti zvivakwa.

Ⅱ.Kufurira kwekushisa pane magnetism yeNeodymium magineti

A. Pesvedzero yekuchinja kwetembiricha pamagnetization yeNeodymium magineti:Kuchinja kwetembiricha kuchakanganisa magineti eNeodymium magineti. Kazhinji kutaura, nekuwedzera kwekushisa, iyo magnetization yeNeodymium magineti inodzikira uye iyo magnetization curve ichaita flat. Izvi zvinodaro nekuti tembiricha yepamusoro ichaita kuti iyo magineti muNeodymium magineti iwedzere kusarongeka, zvichikonzera kudzikira kwemagineti.diki neodymium disc magineti.

B. Pesvedzero yekuchinja kwetembiricha pane Coercivity yeNeodymium magineti: Coercivity inoreva kuti simba remagineti rinoshandiswa rinosvika paukoshi hwakakosha hwemagineti yakakwana panguva yemagnetization. Shanduko yetembiricha ichakanganisa iyo Coercivity yeNeodymium magineti. Kazhinji, pakupisa kwakanyanya, iyo Coercivity yeNeodymium magineti ichaderera, nepo pakadzika tembiricha, iyo Coercivity ichawedzera. Izvi zvinodaro nekuti tembiricha yepamusoro inogona kuwedzera kupisa kwekupisa kwemagineti domains, ichida diki remagineti kuti riite magineti yese.

C. Pesvedzero yekuchinja kwetembiricha pakunyorova uye kudzoreredzwa kweNeodymium magineti: moment damping inoreva dhigirii rekudzikira kwemagineti nguva panguva yemagineti, uye remanence inoreva dhigirii remagineti iro Neodymium magineti richiri naro pasi pekuita kwe demagnetization. Shanduko yetembiricha ichakanganisa iyo nguva yekunyorova uye remanence yeNeodymium magineti. Kazhinji kutaura, kuwedzera kwekushisa kunotungamira mukuwedzera kweiyo nguva yekunyorovesa kweneodymium magineti, zvichiita kuti magineti iwedzere kukurumidza. Panguva imwecheteyo, kukwira kwekushisa kunoderedzawo remanence yeNeodymium magineti, zvichiita kuti zvive nyore kurasikirwa nemagnetization pasi pechiito che demagnetization.

Ⅲ.Kushandisa uye kutonga kweNeodymium magineti kurasikirwa

A. Muganho wetembiricha yekushandisa Neodymium magineti: iyo magineti zvimiro zveNeodymium magineti ichakanganiswa nekupisa kwakanyanya, saka zvinodikanwa kudzikamisa tembiricha yekushanda yeNeodymium magineti mune zvinoshanda maapplication. Kazhinji kutaura, tembiricha yekushanda yeNeodymium magineti inofanirwa kunge yakadzikira pane yayo magineti yakakosha tembiricha kuti ive nechokwadi chekugadzikana kwekuita kwemagineti. Iyo chaiyo yekushanda tembiricha muganho ichasiyana zvichienderana neakasiyana maapplication uye chaiwo zvinhu. Zvinowanzokurudzirwa kushandisa Neodymium magineti pazasi 100-150 ℃.

B. Kufunga nezvetembiricha pane magineti simba mukugadzira magineti: Paunenge uchigadzira magineti, pesvedzero yekushisa pane magineti simba chinhu chakakosha kufunga. Kupisa kwepamusoro kunoderedza simba remagineti reNeodymium magineti, saka zvakakosha kufunga nezvesimba rekushanda tembiricha mukugadzira maitiro. Nzira yakajairika ndeyekusarudza magineti zvinhu zvine kugadzikana kwakanaka kwekushisa, kana kutora matanho ekutonhodza kudzikisa tembiricha yekushanda kwemagineti kuti ive nechokwadi chekuti inokwanisa kuchengetedza simba remagineti rakakwana munzvimbo dzepamusoro-tembiricha.

C. Nzira dzekuvandudza tembiricha kugadzikana kweNeodymium magineti: Kuti uvandudze kugadzikana kwekushisa kweNeodymium magineti pakupisa kwakanyanya, nzira dzinotevera dzinogona kugamuchirwa:Kuwedzera alloy element: kuwedzera alloy zvinhu zvakaita sealuminium uye nickel kuNeodymium magineti kunogona kuvandudza kushivirira kwayo. pamusoro peNeodymium magineti, senge electroplating kana kupfekedza dhizaini yezvinhu zvinodzivirira, inogona kuvandudza kushivirira kwayo kwepamusoro.Magnet design optimization: nekugadzirisa chimiro uye geometry yemagineti, kukwira kwekushisa uye kurasikirwa kwekupisa kweNeodymium magnet pa. tembiricha yakakwira inogona kuderedzwa, nokudaro kuvandudza tembiricha kugadzikana.Kutonhodza matanho:matanho ekutonhodza akakodzera, akadai semvura inotonhorera kana kutonhora kwefani, anogona kunyatso kudzikisa tembiricha yekushanda yeNeodymium magineti uye kuvandudza kugadzikana kwayo. Zvinofanira kucherechedzwa kuti kunyangwe tembiricha. kugadzikana kweNeodymium magineti kunogona kuvandudzwa nenzira dziri pamusoro, iyo magineti yeNeodymium magineti inogona kurasika munzvimbo dzakanyanyisa tembiricha kana tembiricha yayo yemagineti yakadarika. Naizvozvo, mukupisa-kupisa kwekushandisa, zvimwe zvimwe zvinhu kana nhanho dzinofanirwa kutariswa kuzadzisa zvinodiwa.

Mukupedzisa

Kugadzikana kwekushisa kweNeodymium magineti kwakakosha kuchengetedza magineti zvimiro uye mashandisiro ekushandisa. Paunenge uchigadzira nekusarudza Neodymium magineti, zvinodikanwa kuti utarise hunhu hwayo hwemagineti mune yakatarwa tembiricha renji uye kutora matanho anoenderana kuchengetedza kuita kwayo kugadzikana. Izvi zvinogona kusanganisira kusarudza zvinhu zvakakodzera, kushandisa kurongedza kana kupisa disipation magadzirirwo kuderedza tembiricha mhedzisiro, uye kudzora mamiriro ezvakatipoteredza ekuchinja kwekushisa.China neodymium disc magineti fekitori, (Kunyanya kugadzirwa kwemagineti ezvimiro zvakasiyana, ine ruzivo rwayo) kana iwe uchida zvigadzirwa izvi, ndapota taura nesu pasina kuzeza.