Uchwepheshe wezibuthe

Umuzwa Wokukhiqiza Weminyaka eyi-15
imikhiqizo

Ehamba phambili SmCo Magnets Umkhiqizi: Innovations High-Temperature Magnet Technology

Incazelo emfushane:

Ozibuthe be-Samarium-cobalt (SmCo) basetshenziswa ezinhlelweni ezahlukahlukene lapho kudingeka khona ukuzinza kwezinga lokushisa eliphezulu nezizibuthe ezinamandla.Zivame ukusetshenziswa ezimbonini ezifana ne-aerospace, izimoto, imishini yezokwelapha, kanye nemishini yokukhiqiza.Ezinye izinhlelo zokusebenza ezithize zifaka amamotho kagesi, izinzwa, amabheringi kazibuthe, nama-coupling kazibuthe.Ngenxa yokuphoqelela kwabo okuphakeme kanye nokumelana ne-demagnetization, omagnethi be-SmCo bafaneleka ngokukhethekile izimo zokusebenza ezinzima.Ozibuthe baseSamarium-cobalt (SmCo) baziwa ngamandla abo angavamile, ngokuvamile bephakathi kozibuthe abaqine kakhulu abatholakalayo.Ngokujwayelekile banomkhiqizo wamandla aphezulu, onomthelela kumandla kazibuthe wabo oqinile.Lokhu kuzenza zifaneleke kahle izinhlelo zokusebenza lapho kudingeka khona amandla kazibuthe anamandla.Kodwa-ke, amandla athile kazibuthe we-SmCo angahluka ngokuya ngebanga kanye nenqubo yokukhiqiza.Uma unohlelo oluthile engqondweni, kungase kube yinzuzo ukuxhumana nathi ukuze uthole ulwazi oluthe xaxa mayelana namandla ozibuthe be-SmCo atholakalayo ngezidingo zakho.


Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ngaphandle kwalokho, omagnethi be-SmCo banezinye izici:
Ukusebenza okuthembekile: Ozibuthe be-SmCo bamelana ngokwedlulele nokukhishwa kazibuthe okubenza bathembeke ezindaweni eziningi.
Ukumelana nokugqwala kanye ne-oxidation: Ngenxa yokuqukethwe kwensimbi ephansi ezintweni eziyinhlanganisela, omagnethi be-SmCo banokumelana nokugqwala okuhle kakhulu.Ngokungafani ne-NdFeB, omagnethi be-SmCo abadingi i-electroplating.
Ukuqina kwezinga lokushisa: I-SmCo ingagcina amandla ayo kazibuthe emazingeni okushisa aphezulu (249-300 ℃) namazinga okushisa aphansi kakhulu (-232 ℃).
Izinto zokwakha ezinqamukayo: Lapho i-sintering, impahla ingase ibe brittle, ngenxa yokuthi i-brittle futhi kulula ukuqhekeka, ukucubungula kunemikhawulo, lapho izindlela zokucubungula zendabuko zingasebenzi.Noma kunjalo, ingagaywa, kodwa kuphela uma kusetshenziswa inani elikhulu lokupholisa.Lokho kungenxa yokuthi okokupholisa kunganciphisa ingozi yomlilo kusukela ekuqhekekeni okushisayo nothuli olugaywe nge-oxidized.

Izicelo:
1. Izinjini ze-PM ezisezingeni eliphezulu.Amamotho ajwayelekile e-PM ajwayele ukusebenzisa omagnethi be-ferrite noma omagnet be-NdFeB.Kodwa ezindaweni lapho izinga lokushisa lidlula ama-200 ℃ noma i-torque yetafula inkulu, yizinjini ze-SmCo PM kuphela ezinekhono.
2. Imishini ye-Electroacoustic kumasistimu wesipikha esikhuluma phezulu.
3. Uhlelo lwensimbi oluthembeke kakhulu.Izinsimbi eziningi ezisetshenziswa ku-aerospace, ezondiza, ezokwelashwa neminye imikhakha kumele zisebenzise omazibuthe abangapheli be-SmCo ukuze kuqinisekiswe ukwethembeka okuphezulu nokuphepha okuphelele.
4. Ezinhlelweni ze-radar nezokuxhumana ezibaluleke kakhulu, kusetshenziswa inani elikhulu lamashubhu amagagasi ahambayo, omagnetron, amashubhu ajahayo, amashubhu ajaha amagagasi, ama-gyrotron namanye amadivaysi kagesi evacuum asetshenziswa, kanti omazibuthe be-SmCo benza imishayo yama-electron ekuhambeni ngendlela enqunyiwe.
5. I-SmCo extractors kazibuthe emithonjeni ejulile engaphansi kwamamitha angu-3000, kanye ne-SmCo magnetic drive (ipompo) endaweni yokushisa ephezulu engu-200 ℃.
6. Ikhanda lokumunca kazibuthe, isihlukanisi kazibuthe, i-magnetic bearing, i-NMR, njll.

SmCo Magnet Grade Uhlu

Okubalulekile No Br Hcb Hcj (BH) ubuningi TC TW (Br) Hcj
T |KGs KA/m KOE KA/m KOE KJ/m3 MGOe %℃ %℃
1:5 SmCo5 (Smpr)Co5 YX-16 0.81-0.85 8.1-8.5 620-660 7.8-8.3 1194-1830 15-23 110-127 14-16 750 250 -0.050 -0.30
YX-18 0.85-0.90 8.5-9.0 660-700 8.3-88 1194-1830 15-23 127-143 16-18 750 250 -0.050 -0.30
YX-20 0.90-0.d4 9.0-9.4 676-725 8.5-9.1 1194-1830 15-23 150-167 19-21 750 250 -0.050 -0.30
YX-22 0.92-0.96 9.2-9.6 710-748 8.9-94 1194-1830 15-23 160-175 20-22 750 250 -0.050 -0.30
YX-24 0.96-1.00 9.6-10.0 730-770 9.2-9.7 1194-1830 15-23 175-190 22-24 750 250 -0.050 -0.30
1:5 SmCo5 I-YX-16S 0.79-0.84 7.9-8.4 612-660 7.7-83 ≥ 1830 ≥ 23 118-135 15-17 750 250 -0.035 -0.28
I-YX-18S 0.84-0.89 8.4-89 644-692 8.1-8.7 ≥ 1830 ≥ 23 135-151 17-19 750 250 -0.040 -0.28
YX-20S 0.89-0.93 8.9-9.3 684-732 8.6-92 ≥ 1830 ≥ 23 150-167 19-21 750 250 -0.045 -0.28
I-YX-22S 0.92-0.96 9.2-9.6 710-756 8.9-95 ≥ 1830 ≥ 23 167-183 21-23 750 250 -0.045 -0.28
I-YX-24S 0.96-1.00 9.6-10.0 740-788 9.3-9.9 ≥ 1830 ≥ 23 183-199 23-25 750 250 -0.045 -0.28
1:5 (SmGd)Co5 I-LTc(YX-10) 0.62-0.66 62-6.6 485-517 6.1-6.5 ≥ 1830 ≥ 23 75-8A 9.5-11 750 300 20-100℃ +0.0156%℃
100-200 ℃ +0.0087%℃
200-300 ℃ +0.0007%℃
Ce(CoFeCu)5 YX-12 0.7Q-0.74 7.0-7.4 358-390 4.5-4.9 358-478 4.5-6 80-103 10-13 450 200
Sm2 (CoFeCuZr)17 YXG-24H 0.95-1.02 9.5-10.2 692-764 8.7-9.6 ≥ 1990 ≥ 25 175-191 22-24 800 350 -0.025 -0.20
YXG-26H 1.02-1.05 10.2-10.5 748-796 9.4-10.0 ≥ 1990 ≥ 25 191-207 24-26 800 350 -0.030 -0.20
YXG-28H 1.03-1.08 10.3-10.8 756-812 9.5-10.2 ≥ 1990 ≥ 25 207-220 26-28 800 350 -0.035 -0.20
I-YXG-30H 1.08-1.10 10.8-11.0 788-835 9.9-10.5 ≥ 1990 ≥ 25 220-240 28-30 800 350 -0.035 -0.20
I-YXG-32H 1.10-1.13 11.0-11.3 812-860 10.2-10.8 ≥ 1990 ≥ 25 230-255 29-32 800 350 -0.035 -0.20
YXG-22 0.93-0.97 9.3-97 676-740 8.5-93 ≥ 1453 ≥ 18 160-183 20-23 800 300 -0.020 -0.20
YXG-24 0.95-1.02 9.5-10.2 692-764 87-9.6 ≥ 1433 ≥ 18 175-191 22-24 800 300 -0.025 -0.20
YXG-26 1.02-1.05 10.2-10.5 748-796 9.4-10.0 ≥ 1433 ≥ 18 191-207 24-26 800 300 -0.030 -0.20
YXG-28 1.03-1.08 10.3-10.8 756-812 9.5-10.2 ≥ 1433 ≥ 18 207-220 26-28 800 300 -0.035 -0.20
YXG-30 1.08-1.10 10.8-11.0 788-835 9.9-10.5 ≥ 1453 ≥ 18 220-240 28-30 800 300 -0.035 -0.20
YXG-32 1.10-1.13 11.0-11.3 812-860 10.2-10.8 ≥ 1433 ≥ 18 230-255 29-32 800 300 -0.035 -0.20
YXG-26M 1.02-1.05 10.2-10.5 676-780 8.5-9.8 955-1433 12-18 191-207 24-26 800 300 -0.035 -0.20
YXG-28M 1.03-1.08 10.3-10.8 676-796 8.5-10.0 955-1433 12-18 207-220 26-28 800 300 -0.035 -0.20
YXG-30M 1.08-1.10 10.8-11.0 676-835 8.5-10.5 955-1433 12-18 220-240 28-30 800 300 -0.035 -0.20
I-YXG-32M 1.10-1.13 11.0-11.3 676-852 8.5-10.7 955-1433 12-18 230-255 29-32 800 300 -0.035 -0.20
YXG-24L 0.95-1.02 9.5-10.2 541-716 6.8-9.0 636-955 8-12 175-191 22-24 800 250 -0.025 -0.20
YXG-26L 1.02-1.05 10.2-10.5 541-748 6.8-9.4 636-955 8-12 191-207 24-26 800 250 -0.035 -0.20
YXG-28L 1.03-1.08 10.3-10.8 541-764 6.8-9.6 636-955 8-12 207-220 26-28 800 250 -0.035 -0.20
YXG-30L 1.08-1.15 10.8-11.5 541-796 6.8-10.0 636-955 8-12 220-240 28-30 800 250 -0.035 -0.20
I-YXG-32L 1.10-1.15 11.0-11.5 541-812 6.8-10.2 636-955 8-12 230-255 29-32 800 250 -0.035 -0.20
(SmEr)2(CoTM)17 I-LTC (YXG-22) 0.94-0,98 9.4-9.8 668-716 8.4-9.0 ≥1433 ≥18 167-183 21-23 840 300 -50-25℃ +0.005%℃
20-100℃ -0.008%℃
100-200 ℃ -0.008%℃
200-300℃ -0.011%℃
Izakhiwo ezingokomzimba zeSamarium Cobalt
Ipharamitha SmKo 1:5 SmKo 2:17
Izinga lokushisa le-Curie(℃) 750 800
Izinga lokushisa eliphezulu lokusebenza(℃ 250 300
I-Hv(MPa) 450-500 550-600
Ukuminyana(g/cm³) 8.3 8.4
I-coefficient yezinga lokushisa le-Br(%/℃) -0.05 -0.035
I-coefficient yezinga lokushisa ye-iHc(%/℃) -0.3 -0.2
Amandla okuqina (N/mm) 400 350
Amandla okuphuka aguquguqukayo (N/mm) 150-180 130-150

Isicelo

I-SmCo uzibuthe isetshenziswa kabanzi ku-aerospace, motor ukumelana nokushisa okuphezulu, imishini ye-microwave, ukuxhumana, imishini yezokwelapha, izinsimbi namamitha, imishini yokudlulisa kazibuthe ehlukahlukene, izinzwa, amaprosesa kazibuthe, ama-coil motors wezwi nokunye.

Isibonisi Sesithombe

i-qwe (1)
Isinkwa se-SmCo
I-SmCo Magnet 1
Umkhiqizi wezibuthe ze-SmCo

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