Imagnethi yeNeodymium kunye nemagnethi yeHematite zizinto ezimbini eziqhelekileyo zemagnethi, ezisetyenziswa kakhulu kwiindawo zazo. Imagnethi yeNeodymium yeyemagnethi yeRare-earth, eyenziwe yineodymium, isinyithi, iboron kunye nezinye izinto. Inemagnethi enamandla, iCoercivity ephezulu kunye nokumelana nokugqwala, kwaye isetyenziswa kakhulu kwiimoto, kwijenereyitha, kwizixhobo ze-acoustic nakwamanye amasimi. Imagnethi yeHematite luhlobo lwezinto zemagnethi zohlobo lwe-ore, ezenziwe kakhulu nge-hematite equlethe i-iron ore. Ineempawu zemagnethi eziphakathi kunye nezokulwa nokugqwala, kwaye isetyenziswa kakhulu kwizixhobo zemagnethi zemveli, kwizixhobo zokugcina idatha nakwamanye amasimi.Kule nqaku, iimpawu kunye nokusetyenziswa kwe-Neodymium magnet kunye ne-Hematite magnet kuza kuxoxwa ngazo nzulu, kwaye umahluko wazo uza kuthelekiswa.

Ⅰ. Iimpawu kunye nokusetyenziswa kwemagnethi yeNeodymium:

A. Iimpawu zemagnethi yeNeodymium:

Ukwakhiwa kweekhemikhali:Imagnethi yeNeodymium ine-neodymium (Nd), isinyithi (Fe) kunye nezinye izinto. Umxholo we-neodymium uhlala uphakathi kwe-24% kunye ne-34%, ngelixa umxholo wesinyithi ubandakanya uninzi. Ukongeza kwi-neodymium kunye nesinyithi, imagnethi yeNeodymium isenokuba nezinye izinto, ezifana ne-boron (B) kunye nezinye izinto ezinqabileyo zomhlaba, ukuphucula iimpawu zayo zemagnethi.

Ubutsalane:I-Neodymium magnet yenye yezona magnets zinamandla kakhulu zorhwebo ezidumileyo okwangoku. Inemagnetization ephezulu kakhulu, enokufikelela kwinqanaba elingenakufikelelwa zezinye iimagnethi. Oku kuyinika iipropati ezintle zemagnethi kwaye ifanelekile kakhulu kwizicelo ezifuna imagnetization ephezulu.

Ukunyanzelisa:Imagnethi yeNeodymium ine-Coercivity ephezulu, oko kuthetha ukuba inokumelana okunamandla kwe-magnetic field kunye nokumelana nokucheba. Xa isetyenziswa, imagnethi yeNeodymium inokugcina imeko yayo ye-magnetization kwaye ayichaphazeleki lula yi-external magnetic field.

Ukumelana nokugqwala:Ukumelana nokugqwala kwemagnethi yeNeodymium ngokuqhelekileyo akusebenzi kakuhle, ngoko ke unyango lomphezulu, olufana nokufakelwa kwe-electroplating okanye unyango lobushushu, ludla ngokufuneka ukuphucula ukumelana nokugqwala kwayo. Oku kunokuqinisekisa ukuba imagnethi yeNeodymium ayichaphazeleki kukugqwala kunye ne-oxidation xa isetyenziswa.

B. Ukusetyenziswa kwemagnethi yeNeodymium:

Injini kunye nejenereyitha: Imagnethi yeNeodymium isetyenziswa kakhulu kwiimoto nakwijenereyitha ngenxa yokuba inemagnetization ephezulu kunye neCoercivity. Imagnethi yeNeodymium inokubonelela ngemagnethi enamandla, ukuze iimoto kunye neejenereyitha zibe nokusebenza kakuhle kunye nokusebenza okuphezulu.

Izixhobo ze-acoustic: I-Neodymium magnet ikwasetyenziswa kwizixhobo ze-acoustic, ezifana nezipikha kunye nee-headphone. I-magnetic field yayo enamandla inokuvelisa isandi esiphezulu kunye nemiphumo engcono yesandi. Izixhobo zonyango: I-Neodymium magnet ikwasetyenziswa kakhulu kwizixhobo zonyango. Umzekelo, kwizixhobo ze-magnetic resonance imaging (MRI), i-Neodymium magnet inokuvelisa i-magnetic field ezinzileyo kwaye ibonelele ngemifanekiso esemgangathweni ophezulu.

Ishishini leenqwelo-moya: Kwishishini leenqwelo-moya, iNeodymium magnet isetyenziselwa ukuvelisa inkqubo yokuhamba nokulawula iinqwelo-moya, ezifana ne-gyroscope kunye nezixhobo zokuqhuba. Ukuqina kwayo okuphezulu kombane kunye nokumelana nokugqwala kwenza ukuba ibe lukhetho olufanelekileyo.

Ukuqukumbela, ngenxa yokwakheka kwayo okukhethekileyo kweekhemikhali kunye neempawu zayo ezibalaseleyo,Iimagnethi zomhlaba ezingaqhelekanga ze-neodymiumIdlala indima ebalulekileyo kwiinkalo ezahlukeneyo zokusetyenziswa, ingakumbi kumatshini wombane, izixhobo ze-acoustic, izixhobo zonyango kunye nomzi-mveliso weenqwelo-moya. Kubalulekile ukuqinisekisa ukusebenza kunye nobomi bexeshaIimagnethi ezikhethekileyo zeNeodymium, lawula utshintsho lobushushu bayo kwaye uthathe amanyathelo afanelekileyo okulwa nokugqwala.

Ⅱ. Iimpawu kunye nokusetyenziswa kwemagnethi yeHematite:

A. Uphawu lwemagnethi yeHematite:

Ukwakhiwa kweekhemikhali:Imagnethi yeHematite yenziwe kakhulu yi-iron ore, equlethe i-iron oxide kunye nezinye izinto ezingcolileyo. Ulwakhiwo lwayo oluphambili lweekhemikhali yiFe3O4, eyi-iron oxide.

Ubutsalane: Imagnethi yeHematite inemagnetism ephakathi kwaye iyinxalenye yezinto ezibuthathaka zemagnethi. Xa kukho intsimi yemagnethi yangaphandle, iimagnethi zeHematite ziya kuvelisa imagnetism kwaye zinokutsala ezinye izinto zemagnethi.

Ukunyanzelisa: Imagnethi yeHematite ine-Coercivity ephantsi kakhulu, oko kukuthi, ifuna intsimi encinci yemagnethi yangaphandle ukuze iyifake kwimagnethi. Oku kwenza iimagnethi zeHematite zibe bhetyebhetye kwaye kube lula ukuzisebenzisa kwezinye iinkqubo.

Ukumelana nokugqwala: Imagnethi yeHematite izinzile kwindawo eyomileyo, kodwa idla ngokugqwala kwindawo emanzi okanye efumileyo. Ke ngoko, kwezinye iinkqubo, iimagnethi zeHematite zifuna unyango lomphezulu okanye ukugqunywa ukuze ziqinise ukumelana nokugqwala.

B. Ukusetyenziswa kweemagnethi zeHematite

Izixhobo zemagnethi zemveli: Iimagnethi zeHematite zihlala zisetyenziselwa ukwenza izinto zemveli zemagnethi, ezifana neemagnethi zefriji, izitikha zemagnethi, njl. Ngenxa yokuba imagnethi yayo iphakathi kwaye iphantsi kakhulu, iimagnethi zeHematite kulula ukuzifunxa phezu komphezulu wesinyithi okanye ezinye izinto zemagnethi, kwaye zinokusetyenziselwa ukulungisa izinto, izinto zethishu kunye nezinye izinto.

Izixhobo zokugcina idatha:Imagnethi yeHematite ikwanokusetyenziswa okuthile kwizixhobo zokugcina idatha. Umzekelo, kwiidiski ezinzima, iimagnethi zeHematite zisetyenziselwa ukwenza iileya zemagnethi kumphezulu wediski zokugcina idatha.

Izixhobo zomfanekiso wezonyango: Iimagnethi zeHematite zikwasetyenziswa kakhulu kwizixhobo zomfanekiso wezonyango, njengeenkqubo ze-magnetic resonance imaging (MRI). Imagnethi yeHematite ingasetyenziswa njengejenereyitha yentsimi yemagnethi kwinkqubo ye-MRI ukuvelisa nokulawula intsimi yemagnethi, ngaloo ndlela kufezekiswa umfanekiso wezicubu zomntu.

Isiphelo: Imagnethi yeHematite inemagnetism ephakathi, iCoercivity ephantsi kwaye inokumelana nokugqwala okuthile. Inezicelo ezininzi kwimveliso yemveli yezinto zemagnethi, izixhobo zokugcina idatha, kunye nemifanekiso yezonyango. Nangona kunjalo, ngenxa yokunqongophala kwemagnethi kunye nokusebenza kwayo, iimagnethi zeHematite azifanelekanga kwezinye izicelo ezifuna imagnethi ephezulu kunye neemfuno zokusebenza.

Kukho umahluko ocacileyo phakathi kweNeodymium magnet kunye neHematite magnet kwimilo yeekhemikhali, iipropati zemagnethi kunye neendawo zokusetyenziswa.Imagnethi yeNeodymium yenziwe nge-neodymium kunye nesinyithi, inemagnethi enamandla kunye neCoercivity ephezulu. Isetyenziswa kakhulu kwiindawo ezifana nezixhobo ze-magnetic drive, iimagnethi, ii-magnetic buckles, kunye nee-motors ezisebenza kakuhle. Ngenxa yokuba imagnethi yeNeodymium inokuvelisa i-magnetic field enamandla, inokuguqula amandla ombane kunye namandla, ibonelele nge-magnetic field esebenzayo, kwaye iphucule amandla kunye nokusebenza kakuhle kwemoto.Imagnethi yeHematite yenziwe kakhulu ngentsimbi eyomileyo, kwaye eyona nto iphambili yiFe3O4. Inemagnethi ephakathi kunye neCoercivity ephantsi. Iimagnethi zeHematite zisetyenziswa kakhulu kwimveliso yezinto zemagnethi zemveli kunye nezixhobo ezithile zemifanekiso yezonyango. Nangona kunjalo, ukumelana nokugqwala kweemagnethi zeHematite kuphantsi kakhulu, kwaye unyango okanye ugqubuthelo lomphezulu luyadingeka ukuphucula ukumelana nokugqwala kwazo.

Ngamafutshane, kukho umahluko phakathi kweNeodymium magnet kunye neHematite magnet kwimilo yeekhemikhali, iipropati zemagnethi kunye neendawo zokusetyenziswa. INeodymium magnet isebenza kwiindawo ezifuna i-magnetic field enamandla kunye ne-Coercivity ephezulu, ngelixa iHematite magnet isebenza kwimveliso yezinto zemagnethi zemveli kunye nezinye izixhobo zobugcisa bezonyango. Ukuba ufuna ukuthengaiimagnethi zekomityi ye-neodymium ekhankanyiweyo,nceda unxibelelane nathi ngokukhawuleza. Umzi-mveliso wethu unezinto ezininziiimagnethi ze-neodymium ezithengiswayo.