Dziko lapansi losowa limadziwika kuti "vitamini" wamakampani amakono, ndipo lili ndi phindu lofunikira pakupanga mwanzeru, makampani opanga mphamvu zatsopano, malo ankhondo, zakuthambo, chithandizo chamankhwala, ndi mafakitale onse omwe akubwera.
M'badwo wachitatu wa osowa padziko okhazikika NdFeB maginito ndi wamphamvu okhazikika maginito mu maginito ano, wotchedwa "okhazikika maginito mfumu". NdFeB maginito ndi imodzi mwa zipangizo amphamvu maginito opezeka mu dziko, ndi katundu maginito ndi 10 nthawi apamwamba kuposa ferrite ankagwiritsa ntchito kale, ndipo pafupifupi 1 nthawi kuposa woyamba ndi wachiwiri m'badwo osowa maginito lapansi (samarium cobalt maginito okhazikika) . Amagwiritsa ntchito "chitsulo" m'malo mwa "cobalt" ngati zopangira, kuchepetsa kudalira zida zosowa, ndipo mtengo wake wachepetsedwa kwambiri, ndikupangitsa kuti kugwiritsa ntchito maginito osowa padziko lapansi kutheke. NdFeB maginito ndi mfundo yabwino kwa kupanga mkulu-mwachangu, miniaturized ndi opepuka maginito zinchito zipangizo, amene adzakhala ndi chosintha ntchito zambiri.
Chifukwa cha ubwino wa chuma China osowa lapansi yaiwisi yaiwisi, China wakhala katundu yaikulu padziko lonse wa NdFeB zipangizo maginito, mlandu pafupifupi 85% ya linanena bungwe lonse, kotero tiyeni tifufuze ntchito munda wa NdFeB maginito mankhwala.
Kugwiritsa ntchito maginito a NdFeB
1. Orthodox Car
Kugwiritsa ntchito maginito apamwamba a NdFeB m'magalimoto azikhalidwe zimakhazikika m'munda wa EPS ndi ma micromotors. EPS chiwongolero chamagetsi chamagetsi chingapereke mphamvu yamagetsi pa liwiro losiyana, kuonetsetsa kuti galimotoyo ndi yopepuka komanso yosinthika poyendetsa pa liwiro lotsika, komanso yokhazikika komanso yodalirika poyendetsa kwambiri. EPS ali zofunika kwambiri pa ntchito, kulemera ndi buku la okhazikika maginito Motors, chifukwa okhazikika maginito zakuthupi EPS makamaka mkulu-ntchito NdFeB maginito maginito, makamaka sintered NdFeB maginito . Kuphatikiza pa choyambira chomwe chimayambira injini pagalimoto, ma motors ena onse omwe amagawidwa m'malo osiyanasiyana pagalimoto ndi ma micromotor. NdFeB maginito okhazikika maginito zakuthupi ali ndi ntchito yabwino, ntchito kupanga galimoto ali ndi ubwino yaing'ono kukula, kuwala kuwala, dzuwa mkulu ndi kupulumutsa mphamvu, yapita magalimoto micromotor monga chofufutira, windshield scrubber, mpope mafuta magetsi, mlongoti basi ndi zigawo zina. msonkhano mphamvu gwero, chiwerengero ndi ochepa. Magalimoto amasiku ano amatsata chitonthozo ndi kuyendetsa basi, ndipo ma micro-motor akhala mbali yofunika kwambiri ya magalimoto amakono. Skylight motor, seat adjusting motor, seat lamba motor, electric antenna motor, baffle cleaning motor, cold fan motor, air conditioner motor, electric water pump, etc. zonse zimafunika kugwiritsa ntchito ma micromotors. Malinga ndi zomwe makampani opanga magalimoto amayerekezera, galimoto yapamwamba iliyonse imayenera kukhala ndi ma micromotor 100, magalimoto apamwamba osachepera 60, komanso magalimoto okwera 20.
2.Galimoto Yatsopano Yamagetsi
NdFeB maginito okhazikika maginito zakuthupi ndi chimodzi mwa zinthu zazikulu zinchito za magalimoto mphamvu zatsopano. NdFeB maginito zakuthupi ali ntchito kwambiri ndipo ntchito kupanga Motors, amene angathe kuzindikira "NdFeB maginito" wa Motors magalimoto. M'galimoto, ndi injini yaying'ono yokha, imatha kuchepetsa kulemera kwagalimoto, kukonza chitetezo, kuchepetsa utsi, ndikuwongolera magwiridwe antchito onse agalimoto. Kugwiritsa ntchito NdFeB maginito zipangizo maginito pa magalimoto mphamvu zatsopano ndi lalikulu, ndipo aliyense wosakanizidwa galimoto (HEV) amadya za 1KG maginito NdFeB kuposa magalimoto chikhalidwe; M'magalimoto oyera amagetsi (EV), maginito osowa padziko lapansi osatha maginito m'malo mwa majenereta achikhalidwe amagwiritsa ntchito maginito a 2KG NdFeB.
3.AErospace Field
Ma magnetgi osowa padziko lapansi amagwiritsidwa ntchito makamaka pamakina osiyanasiyana amagetsi pa ndege. Makina a brake amagetsi ndi makina oyendetsa omwe ali ndi mota yamagetsi ngati brake yake. Amagwiritsidwa ntchito kwambiri pamakina oyendetsa ndege, machitidwe owongolera zachilengedwe, makina oyendetsa mabuleki, mafuta ndi makina oyambira. Chifukwa maginito osowa padziko lapansi amakhala ndi maginito abwino kwambiri, mphamvu ya maginito yokhazikika imatha kukhazikitsidwa popanda mphamvu zowonjezera pambuyo pa maginito. Maginito osowa padziko lapansi okhazikika a maginito opangidwa ndikusintha gawo lamagetsi la mota yachikhalidwe sikuti amagwira ntchito bwino, komanso ndi yosavuta, yodalirika pakugwira ntchito, yaying'ono kukula komanso kulemera kwake. Sizingangokwaniritsa magwiridwe antchito apamwamba omwe ma mota osangalatsa achikhalidwe sangathe kukwaniritsa (monga kuchita bwino kwambiri, kuthamanga kwambiri, kuthamanga kwambiri), komanso amatha kupanga ma mota apadera kuti akwaniritse magwiridwe antchito enieni. zofunika.
4.Malo ena oyendera (masitima othamanga kwambiri, masitima apamtunda, masitima apamtunda, masitima apamtunda)
Mu 2015, China "okhazikika maginito mkulu-liwiro njanji" mayesero ntchito bwinobwino, ntchito osowa dziko okhazikika maginito synchronous traction dongosolo, chifukwa okhazikika maginito galimoto mwachindunji malemeredwe pagalimoto, ndi mkulu mphamvu kutembenuka dzuwa, liwiro khola, otsika phokoso, yaing'ono. kukula, kulemera, kudalirika ndi makhalidwe ena ambiri, kotero kuti choyambirira sitima 8-galimoto, kuchokera 6 magalimoto 4 okonzeka ndi mphamvu. Potero kupulumutsa mtengo wamagalimoto amtundu wa 2, kuwongolera kuyendetsa bwino kwa sitima, kupulumutsa osachepera 10% yamagetsi, ndikuchepetsa mtengo wamayendedwe a sitimayi.
Pambuyo paNdFeB maginitoRare earth permanent magnet traction motor imagwiritsidwa ntchito mu subway, phokoso la dongosololi ndi lotsika kwambiri kuposa la asynchronous motor likamathamanga kwambiri. Jenereta yokhazikika ya maginito imagwiritsa ntchito kamangidwe katsopano kotsekeka kolowera mpweya, komwe kumatha kuwonetsetsa kuti makina oziziritsa amkati agalimoto ndi oyera komanso oyera, ndikuchotsa vuto la kutsekeka kwa fyuluta chifukwa cha koyilo yowonekera ya asynchronous traction motor m'mbuyomu, ndikupangitsa kugwiritsidwa ntchito kukhala kotetezeka komanso kodalirika komanso kusamalidwa kochepa.
5.kupanga mphamvu yamphepo
M'munda wa mphamvu ya mphepo, magwiridwe antchito apamwambaNdFeB maginitoAmagwiritsidwa ntchito makamaka pagalimoto yolunjika, ma theka-drive komanso othamanga kwambiri okhazikika maginito amphepo, omwe amatenga chopondera chowongolera kuti chiwongolere kuzungulira kwa jenereta, komwe kumadziwika ndi kutengeka kwa maginito okhazikika, kukomoka kosangalatsa, ndipo palibe mphete yokhometsa ndi burashi pa rotor. . Choncho, ili ndi dongosolo losavuta komanso ntchito yodalirika. Kugwiritsa ntchito kwambiriNdFeB maginitoamachepetsa kulemera kwa makina opangira mphepo ndipo amawapangitsa kukhala ogwira mtima. Pakali pano, kugwiritsa ntchitoNdFeB maginito1 megawati unit ndi za tani 1, ndi kukula mofulumira makampani mphepo mphamvu, ntchitoNdFeB maginitomu makina opangira mphepo nawonso adzawonjezeka mofulumira.
6.ogula zamagetsi
a.foni yam'manja
Kuchita bwino kwambiriNdFeB maginitondichinthu chofunikira kwambiri pama foni anzeru. Gawo la electroacoustic la foni yanzeru (maikolofoni, maikolofoni yaying'ono, Bluetooth headset, hi-fi stereo headset), vibration motor, kuyang'ana kwa kamera komanso kugwiritsa ntchito sensa, kuyitanitsa opanda zingwe ndi ntchito zina ziyenera kuyika mawonekedwe amphamvu a maginito.NdFeB maginito.
b.VCM
Voice coil motor (VCM) ndi mtundu wapadera wagalimoto yoyendetsa molunjika, yomwe imatha kusinthira mwachindunji mphamvu yamagetsi kukhala mphamvu yamakina oyenda. Mfundo ndi kuyika bwalo la mbiya zokhotakhota mu yunifolomu mpweya kusiyana maginito, ndi mapiringidzo ndi mphamvu kutulutsa atomu mphamvu kuyendetsa katundu kwa liniya kubweza zoyenda, ndi kusintha mphamvu ndi polarity wa panopa, kuti kukula. ndi njira ya mphamvu yamagetsi yamagetsi imatha kusinthidwa.VCM ili ndi ubwino woyankha kwambiri, kuthamanga kwambiri, kuthamanga kwambiri, kapangidwe kosavuta, kakang'ono, makhalidwe abwino a mphamvu, kulamulira, etc. VCM mu hard disk drive (HDD) makamaka ngati mutu wa diski kuti upereke kuyenda, ndi gawo lofunikira kwambiri la HDD.
c.ma air conditioner osiyanasiyana
Kusinthasintha pafupipafupi kwa mpweya ndiko kugwiritsa ntchito makina owongolera kuti ma frequency ogwiritsira ntchito azitha kusintha mkati mwamtundu wina, posintha ma frequency a voliyumu yolowera kuti azitha kuyendetsa liwiro la mota, zomwe zimapangitsa kuti kompresa asinthe kufalikira kwa mpweya kuti kusintha refrigerant kufalitsidwa otaya, kotero kuti kuzirala mphamvu kapena kutentha mphamvu mpweya wofewetsa kusintha kukwaniritsa cholinga kusintha yozungulira kutentha. Chifukwa chake, poyerekeza ndi ma air conditioner okhazikika, ma frequency conversion air conditioning ali ndi ubwino wochita bwino kwambiri, kupulumutsa mphamvu komanso kuteteza chilengedwe. Chifukwa maginito wa NdFeB maginito kuposa ferrite, mphamvu zake zopulumutsa ndi chilengedwe chitetezo zotsatira bwino, ndipo ndi oyenera ntchito kompresa pafupipafupi kutembenuka mpweya wofewetsa, ndipo aliyense pafupipafupi kutembenuka mpweya wofewetsa ntchito za 0,2 makilogalamu NdFeB maginito. zakuthupi.
d.Nzeru zochita kupanga
Luntha lochita kupanga komanso kupanga mwanzeru zalandira chidwi chochulukirapo, maloboti anzeru akhala ukadaulo wapadziko lonse lapansi wakusintha kwa anthu, ndipo mota yoyendetsa ndiye gawo lalikulu la loboti. M'kati mwa drive system, micro-NdFeB maginitozili paliponse. Malinga ndi chidziwitso ndi deta zimasonyeza kuti panopa loboti galimoto okhazikika maginito servo galimoto ndiNdFeB maginitoMaginito okhazikika amagetsi ndi odziwika bwino, servo mota, controller, sensor and reducer ndizomwe zimayambira pakuwongolera maloboti ndi zinthu zamagetsi. Kuyenda kolumikizana kwa loboti kumazindikirika poyendetsa galimoto, yomwe imafunikira mphamvu yayikulu kwambiri komanso chiŵerengero cha torque inertia, torque yoyambira kwambiri, inertia yotsika komanso yosalala komanso yothamanga kwambiri. Makamaka, actuator (gripper) kumapeto kwa robot iyenera kukhala yaying'ono komanso yopepuka momwe mungathere. Pamene kuyankha mofulumira kumafunika, galimoto yoyendetsa galimoto iyeneranso kukhala ndi mphamvu zambiri zazifupi; Kudalirika kwakukulu komanso kukhazikika ndikofunikira kuti mugwiritse ntchito ma drive motor mumaloboti amakampani, chifukwa chake maginito osowa padziko lapansi ndi omwe ali oyenera kwambiri.
7.makampani azachipatala
Mu mawu azachipatala, zikamera waNdFeB maginitoyalimbikitsa chitukuko ndi miniaturization ya maginito resonance imaging MRI. Permanent maginito RMI-CT maginito resonance kulingalira zida ntchito ntchito ferrite maginito okhazikika, kulemera kwa maginito ndi matani 50, ntchitoNdFeB maginitomaginito okhazikika, chithunzi chilichonse cha nyukiliya yamaginito chimangofunika matani 0.5 mpaka matani atatu a maginito okhazikika, koma mphamvu ya maginito imatha kuwirikiza kawiri, kuwongolera bwino chithunzicho, ndiNdFeB maginitozida zamtundu wa maginito okhazikika zimakhala ndi malo ocheperako, kutayikira kochepa kwambiri. Mtengo wotsika kwambiri ndi zabwino zina.
NdFeB maginitoikukhala chithandizo chachikulu cha mafakitale ambiri apamwamba ndi mphamvu yake yamaginito komanso kugwiritsa ntchito kwambiri. Timamvetsetsa kufunikira kwake, kotero timachita zonse zomwe tingathe kuti timange njira yopangira zapamwamba. Hangzhou maginito Mphamvu Technology Co., Ltd. ali bwinobwino akwaniritsa mtanda ndi khola kupangaNdFeB maginito, kaya ndi mndandanda wa N56, 50SH, kapena 45UH, 38AH, titha kupatsa makasitomala nthawi zonse komanso odalirika. Maziko athu opanga amatengera zida zapamwamba zodzipangira okha komanso kasamalidwe kanzeru kuti zitsimikizire kulondola komanso kuchita bwino pakupanga. Okhwima khalidwe kuyezetsa dongosolo, musaphonye mwatsatanetsatane, kuonetsetsa kuti chidutswa chilichonse chaNdFeB maginitokukumana ndi miyezo yapamwamba kwambiri, kuti tikwaniritse zosowa zosiyanasiyana za makasitomala osiyanasiyana. Kaya ndi dongosolo lalikulu kapena lofuna makonda, titha kuyankha mwachangu ndikupereka munthawi yake.
Nthawi yotumiza: Aug-29-2024
