Ndị enyi maara magnetik maara na a na-amata ihe ndọta iron boron ugbu a n'ahịa ihe ndọta dị ka ihe ndọta na-arụ ọrụ dị elu na nke dị ọnụ ala. E bu n'obi were ha n'ụdị dị iche icheụlọ ọrụ teknụzụ dị elus, gụnyere nchekwa mba na ndị agha, teknụzụ eletrọnịkị, na akụrụngwa ahụike, moto, ngwa eletriki, ngwa eletrọnịkị, na mpaghara ndị ọzọ. Ka a na-eji ha eme ihe, otú ahụ ka ọ na-adị mfe ịchọpụta okwu. N'ime ndị a, demagnetization nke ígwè-boron magnet siri ike na ọnọdụ okpomọkụ dị elu enwetawo mmasị dị ukwuu. Nke mbụ na nke mbụ, anyị aghaghị ịghọta ihe mere NeFeB demagnetizes na gburugburu okpomọkụ dị elu.
Ọdịdị anụ ahụ nke Ne iron boron na-ekpebi ihe kpatara ọ na-agbaji na gburugburu okpomọkụ dị elu. N'ozuzu, magnetik nwere ike ịmepụta oghere magnetik n'ihi na electrons nke ihe onwunwe na-ebu n'onwe ya na-atụgharị gburugburu atom n'otu akụkụ, na-ebute ike ndọta nke na-enwe mmetụta ozugbo na ihe ndị gbara ya gburugburu. Agbanyeghị, a ga-ezute ọnọdụ okpomọkụ pụrụ iche maka elektrọn ịgbagharị gburugburu atọm n'otu ebe a kapịrị ọnụ. Nkwenye okpomọkụ dị iche n'etiti ihe ndọta. Mgbe okpomọkụ na-ebili nke ukwuu, electrons na-esi na mbụ orbit ha kpafuo, nke na-eduga n'ọgba aghara. Nke a N'ebe a, a ga-akụghasị oghere ndọta nke ihe ndọta, ga-ebute yademagnetization.The demagnetization okpomọkụ nke metal iron boron n'ozuzu kpebisiri ike site kpọmkwem mejupụtara ya, magnetik ike, na okpomọkụ ọgwụgwọ akụkọ ihe mere eme. Oke okpomọkụ demagnetization maka boron ígwè ọla edo na-adịkarị n'etiti 150 na 300 degrees Celsius (302 na 572 degrees Fahrenheit). N'ime oke okpomọkụ a, njirimara ferromagnetic na-eji nwayọọ nwayọọ na-akawanye njọ ruo mgbe ha furu efu kpamkpam.
Ọtụtụ ihe ngwọta na-aga nke ọma na NeFeB magnetik demagnetization dị elu:
Nke mbụ, emela ka ngwaahịa magnet NeFeB kpoo ọkụ. Leba anya na ọnọdụ okpomọkụ ya dị oke egwu. Okpomọkụ dị egwu nke NeFeB magnetik na-adịkarị gburugburu 80 degrees Celsius (ogo Fahrenheit 176). Gbanwee ebe ọrụ ya ozugbo enwere ike. Enwere ike ibelata demagnetization site n'ịkwalite okpomọkụ.
Nke abụọ, ọ ga-amalite site na teknụzụ iji melite arụmọrụ nke ngwaahịa na-eji magneti ntutu ka ha nwee ike nwee usoro dị ọkụ ma bụrụ nke na-adịghị emetụta mmetụta gburugburu ebe obibi.
Nke atọ, site na otu ngwaahịa ike magnetik, ị nwere ike họrọihe mmanye dị elu. Ọ bụrụ na nke ahụ daa, ị nwere ike inyefe obere ngwaahịa ike magnetik iji nweta mmanye dị elu.
PS: Ihe ọ bụla nwere àgwà dị iche iche, ya mere họrọ nke kwesịrị ekwesị na nke akụ na ụba, ma jiri nlezianya tụlee ya mgbe ị na-emepụta ya, ma ọ bụghị ya, ọ ga-akpata ọnwụ!
Chee na ị nwekwara mmasị: Otu esi ebelata ma ọ bụ gbochie thermal demagnetization na oxidation nke iron boron, na-ebute mbelata mmanye?
Azịza: Nke a bụ nsogbu na demagnetization thermal. O siri ike n'ezie ịchịkwa. Lezienụ anya na njikwa okpomọkụ, oge na ogo agụụ n'oge demagnetization.
Ugboro ole ka igwe-boron magnet ga-ama jijiji wee ghọọ demagnetized?
A gaghị emebi magnetism nke magnet na-adịgide adịgide n'ihi ụda ugboro ugboro, na moto dị elu agaghị emezigharị ọbụna mgbe ọsọ ahụ ruru 60,000 rpm.
Ọdịnaya magnetik dị n'elu bụ Hangzhou Magnet Power Technology Co., Ltd chịkọtara ma kesaa ya. Ọ bụrụ na ị nwere ajụjụ ndọta ọ bụla ọzọ, biko nweere onwe gị.kpọtụrụ online ahịa ọrụ!
Oge nzipu: Ọktoba 23-2023
