Imagnethi ye-neodymium emile okwe-Uhambisa ugqaliselo lwemagnethi olungenakuthelekiswa - de ubushushu bubethe. Kwizinto ezisetyenziswayo ezifana neenjini, izinzwa, okanye oomatshini boshishino abasebenza ngaphezulu kwe-80°C, ukukhutshwa kweemagnethi okungenakujikwa kunokuphazamisa ukusebenza. Xa i-U-magnet ilahlekelwa nje nge-10% ye-flux yayo, intsimi egxininiswe kwi-gap yayo iyawa, ibangele ukusilela kwenkqubo. Nantsi indlela yokukhusela uyilo lwakho:
Kutheni Ubushushu Bubulala ooMazibuthe ngokukhawuleza
Imagnethi ye-Neodymium yenza imagnethi xa amandla obushushu ephazamisa ulungelelwaniso lwabo lweathomu. Iimilo zika-U zijongene nemingcipheko eyodwa:
- Uxinzelelo lweJiyometri: Ukugoba kudala iindawo zoxinzelelo zangaphakathi ezisesichengeni sokwandiswa kwe-thermal.
- I-Flux Concentration: Ukuxinana kwentsimi ephezulu kwi-gap kukhawulezisa ukulahlekelwa kwamandla kwi-tees ephakamileyo.
- Ukungaphumeleli kwe-Asymmetric: Umlenze omnye wenza imagnethi ngaphambi komnye ungalingani isekethe yemagnethi.
Isicwangciso soKhuselo esinamanqaku ama-5
1. Ukukhetha izinto eziphathekayo: Qala ngeBanga eliLungileyo
Ayizizo zonke i-NdFeB ezilinganayo. Beka phambili amabakala okunyanzeliswa okuphezulu (uthotho lwe-H):
| IBanga | ITemp ye-Op ephezulu | I-Intrinsic Coercivity (Hci) | Sebenzisa Ityala |
|---|---|---|---|
| N42 | 80°C | ≥12 kOe | Kuphephe ubushushu |
| N42H | 120°C | ≥17 kOe | Imizi-mveliso ngokubanzi |
| N38SH | 150°C | ≥23 kOe | Iimotor, ii-activators |
| N33UH | 180°C | ≥30 kOe | Imoto/ i-aerospace |
| Ingcebiso yePro: UH (Ultra High) kunye ne-EH (Eyongezelelweyo ePhakamileyo) amabakala anikela amandla athile kwi-2-3 × ephezulu yokumelana nobushushu. |
2. I-Thermal Shielding: Yaphula iNdlela yoBushushu
| Iqhinga | Ingaba isebenza kanjani | Ukusebenza kakuhle |
|---|---|---|
| Izikhewu zoMoya | Yahlula umazibuthe kwindawo yobushushu | ↓10-15 °C kwiindawo zoqhagamshelwano |
| I-Thermal Insulators | Izikhewu zeCeramic/polyimide | Iibhloko zokuqhuba |
| Ukupholisa okusebenzayo | Iitshonki zobushushu okanye umoya onyanzelwayo | ↓20-40°C kwiindawo ezivaliweyo |
| IiCoatings eziReflective | Igolide / iileya ze-aluminium | Ibonakalisa ubushushu obuqaqambileyo |
Into yokuphononongaUmenzi we-servo motor unciphise ukusilela kwe-U-magnet nge-92% emva kokongeza i-0.5mm mica spacers phakathi kweekhoyili kunye nemagnethi.
3. Uyilo lweSekethe yeMagnetic: I-Outsmart Thermodynamics
- Abagcini be-Flux: Iipleyiti zentsimbi ngaphesheya kwe-U-gap zigcina umzila we-flux ngexesha lokutshatyalaliswa kwe-thermal.
- I-Magnetization engaphelelanga: Baleka iimagnethi kwi-70-80% yokugcwala okugcweleyo ukuze ushiye "igumbi eliphambili" lokuqhutywa kwe-thermal.
- Uyilo oluvaliweyo lwe-Loop: Zifakele i-U-magnets kwizindlu zentsimbi ukunciphisa ukuvezwa komoya kunye nokuzinzisa ukuqukuqela.
"Umgcini oyilwe kakuhle unciphisa umngcipheko we-demagnetization nge-40% kwi-150 ° C kunye ne-U-magnets engenanto."
-IEEE intengiselwano kwiMagnetics
4. IziKhuseli zoMsebenzi
- Ukuthoba iiCurves: Ungaze ugqithe kwiqondo elithile leqondo lokushisa (jonga itshathi engezantsi).
- Ukujongwa kweThermal: Iinzwa ze-Embed kufuphi ne-U-milenze kwizilumkiso zexesha lokwenyani.
- Kuphephe ukukhwela ibhayisekile: Ukufudumeza okukhawulezileyo/ukupholisa kubangela ii-microcracks → ukukhutshwa ngokukhawuleza kweemagnethi.
Ukuthoba iCwave Umzekelo (N40SH Grade):
Ilahleko ye-Br │ 0% │ 8% │ 15% │ 30%*
5. Advanced Coatings & Bonding
- I-Epoxy Reinforcements: Igcwalisa i-microcracks ukusuka ekwandisweni kwe-thermal.
- Iingubo ze-High-Temp: I-Parylene HT (≥400 ° C) igqithise umgangatho we-NiCuNi yokubeka ngaphezulu kwe-200 ° C.
- Ukukhetha okuncamathelayo: Sebenzisa ii-epoxies ezizaliswe yiglasi (iqondo lobushushu benkonzo>180°C) ukunqanda ukuqhawuka kwemagnethi.
Iiflegi eziBomvu: Ngaba i-U Magnet yakho iyasilela?
Khangela i-demagnetization yenqanaba lokuqala:
- I-Field Asymmetry:> 10% umahluko we-flux phakathi kwe-U-imilenze (ukulinganisa ngeHolo yeprobe).
- Ubushushu beCreep: Imagnethi ivakala ishushu ngakumbi kunendawo eyingqongileyo – ibonisa ilahleko yangoku.
- Iidrophu zokuSebenza: IiMotor zilahlekelwa yitorque, abenzi boluvo babonisa ukukhukuliseka, abahluli bayaphoswa zizingcoliso ze-ferrous.
Xa Ukuthintela Kusilela: Amaqhinga Okusindisa
- Ukuphinda kusebenze uzibuthe: Kuyenzeka ukuba imathiriyeli ayonakaliswanga ngokwesakhiwo (ifuna>3T indawo yokubetha kwentliziyo).
- Ukugquma kwakhona: I-Strip corrod plating, phinda usebenzise i-coat high-temp.
- IProtocol yoTshintsho: Tshintshela nge-SH/UH amabanga + ukuphuculwa kwe-thermal.
Ifomula yokuPhumelela
IBanga leHci eliPhakamileyo + iBuffering yeThermal + Uyilo lweSekethe eSmart = Iimagnethi ze-U eziNganyangeniswa noBubushushu
Imagnethi emile njenge-U ye-neodymium ikhula kakuhle kwindawo enzima xa u:
- Khetha amabanga e-SH/UH ngokwenkolo ye>120°C izicelo
- Ukwahluka kwimithombo yobushushu kunye nezithintelo zomoya / ze-ceramic
- Zinzise i-flux kunye nabagcini okanye izindlu
- Beka iliso kwiqondo lobushushu kwisithuba
Iprojekthi yakho yeZibuthe yeNeodymium yesiKho
Singanikezela ngeenkonzo ze-OEM/ODM zeemveliso zethu. Imveliso inokwenziwa ngokweemfuno zakho zobuqu, kubandakanya ubungakanani, imilo, ukusebenza, kunye nokwaleka. Nceda unikele ngamaxwebhu akho oyilo okanye usixelele izimvo zakho kwaye iqela lethu leR&D liyakwenza okuseleyo.
Ixesha lokuposa: Jul-10-2025