Yintoni umahluko phakathi kwemagnethi yeceramic kunye ne-neodymium

Intshayelelo

Kwishishini lanamhlanje, iimagnethi zizinto eziyimfuneko.Phakathi kwazo, iimagnethi zeceramic kunye neemagnethi ze-neodymium zizinto ezimbini eziqhelekileyo zemagnethi.Eli nqaku lijonge ukuthelekisa kunye nokwahlula iimpawu kunye nokusetyenziswa kweemagnethi zeceramic kunye nemagnethi ye-neodymium.Okokuqala, siya kwazisa iimpawu, iindlela zokulungiselela, kunye nokusetyenziswa kweemagnethi ze-ceramic kwimimandla efana nezixhobo zombane kunye nezixhobo ze-acoustic.Emva koko, siya kuxoxa ngeempawu zemagnethi ze-neodymium, iindlela zokulungiselela, kunye nokusetyenziswa kwazo kumashishini afana nezixhobo zamandla amatsha kunye nezixhobo zonyango.Okokugqibela, siya kushwankathela umahluko kunye neenzuzo zeemagnethi ze-ceramic kunye neemagnethi ze-neodymium, sigxininisa ukubaluleka kwazo kwiinkalo ezahlukeneyo.Ngokucaciswa kweli nqaku, siya kuziqonda ngcono kwaye sisebenzise ezi ntlobo zimbini zemathiriyeli yemagnethi.

A. Ukubaluleka kweemagnethi ze-neodymium kushishino lwangoku: Imagnethi ye-Neodymium ziimagnethi ezinamandla ezinoluhlu olubanzi lwezicelo, ezifana nezixhobo zombane, ishishini lemoto, izixhobo zonyango, njl.

B. Yazisa isihloko seli nqaku: Umahluko phakathi kweeMazibuthe zeCeramic kunye neeMazibuthe zeNeodymium: Yazisa izihloko ekuza kuxoxwa ngazo, ezizezi, umahluko kunye nomahluko phakathi kweMazibuthe yeCeramic kunye neNeodymium Magnets.

1.1 Iimpawu kunye nokusetyenziswa kweemagnethi zeceramic

A. Ukulungiswa kunye nokwakhiwa kweemagnethi ze-ceramic: Iimagnethi ze-ceramic zihlala zenziwe ngezinto zobumba ezifana ne-ferrite okanye i-iron barium silicate.

B. Iimpawu zeMagnetic zemagnethi zeceramic kunye neendawo zabo zokusetyenziswa

1. Amandla emagnethi kunye nokunyanzeliswa kwemagnethi ye-ceramic: Iimagnethi ze-ceramic zihlala zinemagnethi ephantsi kunye namandla anyanzelwayo aphezulu, anokugcina i-magnetism yabo kumaqondo aphezulu kunye neendawo ezingqongileyo ezinzima.

2. Ukusetyenziswa kweemagnethi ze-ceramic kwisixhobo sombane: Imagnethi ze-ceramic zisetyenziswa kakhulu kwizixhobo zombane, ezinjengeemotor, izinzwa, izithethi, njl.

3. Ukusetyenziswa kweemagnethi ze-ceramic kwisixhobo se-acoustic: Iimagnethi ze-ceramic zikwasetyenziswa kwizixhobo ze-acoustic, ezifana nee-earphones, izithethi, njl.

1.2 Iimpawu kunye nokusetyenziswa kwemagnethi ye-neodymium

A. Ukulungiswa kunye nokwakhiwa kweemagnethi ze-neodymium kwiimilo ezahlukeneyo:Isilinda, Countersunkkwayering Neodymium MagnetsImagnethi ye-Neodymium idla ngokudityaniswa kwizinto zentsimbi ezifana ne-lanthanide neodymium kunye nentsimbi.

B. Iimpawu zeMagnetic zemagnethi ye-neodymium kunye neendawo zabo zokusetyenziswa

1. Amandla emagnethi kunye nokunyanzeliswa kwemagnethi ye-neodymium: Imagnethi ye-Neodymium ngoku yenye yezona magnethi zinamandla, zinamandla amakhulu ngokugqithisileyo anozibuthe kunye namandla anamandla okunyanzela.

2. Ukusetyenziswa kwemagnethi ye-neodymium kwisixhobo samandla esitsha: Ngenxa yamandla ayo anamandla emagnethi, iimagnethi ze-neodymium zisetyenziswa ngokubanzi kwizixhobo zamandla ezitsha ezifana neejenereyitha, iiinjini zomoya, kunye nezithuthi zombane.

3. Ukusetyenziswa kwemagnethi ye-neodymium kwizixhobo zonyango: Imagnethi ye-Neodymium nayo inee-aplikeshini ezibalulekileyo kwicandelo lezonyango, njengemagnethi kwisixhobo sokujonga imagnethi yeresonance (MRI).(Cofa apha ukuze ufumane imiyalelo yomlinganiselo wemagnethi)

2.1 Umahluko phakathi kweemagnethi zeceramic kunye nemagnethi ye-neodymium

A. Umahluko ekubunjweni kwezinto

1. Ukwakhiwa okuphambili kweemagnethi ze-ceramic: Imagnethi ye-ceramic idla ngokuqulunqwa nge-ferrite, i-iron barium silicate kunye nezinye izinto ze-ceramic.

2. Amacandelo aphambili emagnethi ye-neodymium: Imagnethi ye-Neodymium yenziwe ikakhulu ngezinto zentsimbi ezifana neodymium kunye nentsimbi.

B. Umahluko kwiimpawu zemagneti

1. Uthelekiso lwamandla kazibuthe kunye nokunyanzeliswa kwemagnethi ye-ceramic: Xa kuthelekiswa nemagnethi ye-neodymium, iimagnethi ze-ceramic zinemagnethi ephantsi ngokwentelekiso, kodwa zisenokugcina uzibuthe ozinzile phantsi kobushushu obuphezulu kunye nemekobume erhabaxa.

2. Uthelekiso lwamandla kazibuthe kunye namandla anyanzelisiweyo emagnethi e-neodymium: Imagnethi ye-Neodymium inamandla omagnetic aphezulu kakhulu kunye namandla anamandla okunyanzela, kwaye okwangoku yenye yezona zinto zinamandla umazibuthe.

C. Umahluko kwiinkalo zesicelo

1. Imimandla yokusetyenziswa kwemagnethi yeceramic: Iimagnethi ze-ceramic zisetyenziswa kakhulu kwizixhobo zombane kunye nezixhobo ze-acoustic kunye nezinye iindawo.

2. Iinkalo zokusetyenziswa eziphambili zeemagnethi ze-neodymium: Imagnethi ye-Neodymium isetyenziswa ngokubanzi kwizixhobo zamandla amatsha kunye nezixhobo zonyango kunye namanye amacandelo.

In isiphelo

1.Iimagnethi zeCeramic, ezaziwa ngokuba ziimagnethi zeferrite, zenziwe ngebarium okanye istrontium kwaye zaphuhliswa ekuqaleni kweminyaka yoo-1960 njengenye indlela yemagnethi yentsimbi ebiza kakhulu.Ezi magnethi ziqinile kakhulu, zibhityile, kwaye zineempawu zamandla asezantsi xa zithelekiswa nezinye izinto zemagnethi.Nangona kunjalo, iimagnethi ze-ceramic ferrite zisetyenziswa ngokubanzi ngenxa yokuchasana kwazo kakuhle kwi-demagnetization, ukumelana nokugqwala kunye nenzuzo ephezulu yexabiso.

Iimagnethi zeCeramic zigcina i-45% yemilinganiselo yemagnethi yegumbi labo kumaqondo obushushu ukuya kuthi ga kwi-350 degrees Fahrenheit.Ukuwohloka kuphantse kube ngumgca kunye nokwanda kweqondo lobushushu kwaye utshintsho kwimagneti lubuyela umva kude kube malunga ne-840 ° F, ngelo xesha iimagnethi zeceramic zikhutshiwe ngokupheleleyo.Iimagnethi zeCeramic ezivezwe kumaqondo obushushu ukuya kuthi ga kwi-1800 ° F zinokuphinda zenziwe zimagnethi ukuze ziqhubeke zisetyenziswa.Nangona kunjalo, ngaphezulu kwe-1800 degrees Fahrenheit, utshintsho alunakuguqulwa.

2.Ukusetyenziswa kweemagnethi zeceramic

ixilongo

DC brushless motor

Umfanekiso wemagnetic resonance

ukwahlukana magnetic

Iindibano zemagneti ezenzelwe ukuphakamisa, ukubamba kunye nokubuyisela

utshintsho lwengcongolo

Ialarm

umnyango ongenamlilo

3. Iimagnethi ze-NdFeB, ezaziwa ngokuba ziimagnethi ze-neodymium okanye iimagnethi ze-NdFeB, ziikristale ze-tetragonal ezenziwe nge-neodymium, i-iron, kunye ne-boron.Ngokweendlela ezahlukeneyo zokuvelisa, izixhobo zemagnethi ezisisigxina ze-NdFeB zinokwahlulwa zibe yi-NdFeB edibeneyo, i-NdFeB eboshiweyo, i-NdFeB eshushu, njl njl. Izinto zemagnethi ezisisigxina ze-NdFeB zineempawu zokusebenza kweendleko eziphezulu, ubungakanani obuncinci, ukuxhathisa okuhle kwe-corrosion, kunye nokusebenza okuzinzileyo.Kwiminyaka yakutshanje, zisetyenziswe ngokubanzi kwizithuthi zamandla amatsha, i-electronics yabathengi, i-nuclear magnetic resonance imaging, ukuveliswa kwamandla omoya, i-aerospace kunye nezinye iindawo.Isixhobo semagnethi esisigxina seNdFeB sisizukulwana sesithathu sezinto ezinqabileyo zamagnetic emhlabeni ezinophuhliso olukhawulezayo, esona sicelo sibanzi, eyona ndleko iphezulu yokusebenza kunye nowona msebenzi ugqibeleleyo.

4.Imagnethi ye-NdFeB yinto eyomeleleyo yemagnethi enemveliso yamandla kazibuthe, amandla aphezulu okunyanzela, uzinzo oluphezulu njalo njalo.Ke ngoko, inoluhlu olubanzi lweenkalo zesicelo kwishishini lanamhlanje.

Okokuqala, iimagnethi ze-NdFeB zisetyenziswa ngokubanzi kwizixhobo zombane ezahlukeneyo ezinjengeenjini, iijenereyitha kunye nezinzwa.Ngokomzekelo, inokusetyenziswa kwiimoto zezithuthi zombane, kuba i-NdFeB imagnethi inokubonelela ngentsimi yamagnetic enamandla, ngaloo ndlela iphucula ukusebenza kunye nokusebenza kwezithuthi zombane.

Okwesibini, iimagnethi zeNdFeB zikwasetyenziswa ngokubanzi kwiimveliso zombane zabathengi ezinje ngeekhompyuter, iiDVD player kunye neestereo.Iidrive zeDiski zifuna iintloko zokufunda idatha, kwaye iintloko zidinga izixhobo zemagneti ukuze ziphunyezwe, ngoko ke iimagnethi zeNdFeB zingasetyenziswa kwiidiski zokuqhuba.Ukongeza, iimagnethi ze-NdFeB zinokusetyenziswa kwizithethi kwiaudio, ezinokonyusa amandla emveliso kunye nomgangatho wezithethi.

Ukongeza, iimagnethi zeNdFeB zinokusetyenziswa kwizixhobo zonyango kunye nezixhobo zokwahlula imagnethi kunye neminye imimandla.Ngokomzekelo, kwicandelo lezonyango, inokusetyenziswa kwisixhobo sokucinga ngemagnethi (i-MRI), kuba imagnethi ye-iron boron ye-neodymium inokubonelela ngemagnethi eyaneleyo yokuskena izicubu kunye namalungu angaphakathi emzimbeni womntu.Kwinkalo yezixhobo zokwahlula imagnethi, iimagnethi zeNdFeB zinokusetyenziswa kwizahluli zemagnethi ukunceda ukwahlula izinto ezahlukeneyo.

Ngamafutshane, iimagnethi zeNdFeB ziye zaba zezona zinto zibalulekileyo kumzi mveliso wanamhlanje ngenxa yeempawu zazo ezibalaseleyo.Isetyenziswa kakhulu kwizixhobo zamandla, i-elektroniki yabathengi, izixhobo zonyango, kunye nezixhobo zokwahlula imagnethi, ezisa uncedo olukhulu kubomi bethu nasemsebenzini.