Haɓaka na'urorin maganadisu na dindindin suna da alaƙa da haɓakar kayan aikin maganadisu na dindindin. Kasar Sin ita ce kasa ta farko a duniya da ta gano kaddarorin maganadisu na dindindin na kayan maganadisu tare da amfani da su a aikace. Fiye da shekaru 2,000 da suka gabata, kasar Sin ta yi amfani da fasahar maganadisu na dindindin na kayan maganadisu, wajen kera kwamfutoci, wadanda suka taka rawar gani sosai a fannin zirga-zirgar zirga-zirgar jiragen ruwa, da sojoji da sauran fannoni, kuma sun zama daya daga cikin manyan abubuwa hudu na tsohuwar kasar Sin.
Motar farko a duniya, wacce ta bayyana a cikin 1920s, ita ce injin maganadisu na dindindin wanda ke amfani da maganadisu na dindindin don samar da filayen maganadisu na motsa jiki. Koyaya, abin maganadisu na dindindin da aka yi amfani da shi a wancan lokacin magnetite ne na halitta (Fe3O4), wanda ke da ƙarancin ƙarfin maganadisu. Motar da aka yi da ita tana da girma kuma ba da daɗewa ba aka maye gurbinsa da injin motsa jiki.
Tare da saurin haɓakar injuna daban-daban da ƙirƙira na magneti na yanzu, mutane sun gudanar da bincike mai zurfi game da injin, abun da ke ciki da fasahar masana'anta na kayan magnetic dindindin, kuma sun sami nasarar gano nau'ikan kayan magnetic na dindindin irin su carbon karfe, ƙarfe tungsten (mafi girman samfurin magnetic makamashi na kusan 2.7 kJ/m3), da ƙarfe na cobalt (mafi girman samfurin game da 2 kJ/m .
Musamman, bayyanar aluminum nickel cobalt m maganadiso a cikin 1930s (matsakaicin Magnetic makamashi samfurin iya isa 85 kJ/m3) da kuma ferrite m maganadiso a cikin 1950s (matsakaicin Magnetic makamashi samfurin iya isa 40 kJ / m3) sun ƙwarai inganta Magnetic Properties, da kuma daban-daban micro da kananan amfani da magneti ikon maganadisu daga m ikon iya yin amfani da Magnetic Properties. 'yan milliwatts zuwa dubun kilowatts. Ana amfani da su sosai a aikin soja, masana'antu da noma da kuma rayuwar yau da kullun, kuma abin da suke samarwa ya karu sosai.
Hakazalika, a cikin wannan lokacin, an sami ci gaba a cikin ka'idar ƙira, hanyoyin lissafi, magnetization da fasahar kera na injin maganadisu na dindindin, samar da saiti na bincike da hanyoyin bincike waɗanda ke wakilta ta hanyar zane-zane na dindindin na maganadisu. Koyaya, ƙarfin tilastawa na AlNiCo maganadisu na dindindin yana da ƙasa (36-160 kA/m), kuma ragowar ƙarfin maganadisu na ferrite na dindindin ba shi da girma (0.2-0.44 T), wanda ke iyakance kewayon aikace-aikacen su a cikin injina.
Sai a shekarun 1960 da 1980 ne ba kasafai duniya cobalt maganadisu da neodymium iron boron dindindin maganadiso (wanda ake magana da shi a matsayin rare duniya m maganadiso) daya bayan daya. Kyawawan kaddarorin su na maganadisu na babban ƙarfin maganadisu, babban ƙarfin tilastawa, babban samfurin makamashin magnetic da layin demagnetization na layin sun dace musamman don kera injinan, don haka suna haifar da haɓaka injinan maganadisu na dindindin a cikin sabon tarihin tarihi.
1.Permanent Magnetic kayan
Abubuwan maganadisu na dindindin da aka saba amfani da su a cikin injina sun haɗa da maganadisun sintered da kuma abubuwan haɗin gwiwa, manyan nau'ikan su ne aluminum nickel cobalt, ferrite, samarium cobalt, neodymium iron boron, da sauransu.
Alnico: Alnico dindindin maganadisu abu ne daya daga cikin na farko yadu amfani da m maganadisu kayan, da shirye-shiryen da fasaha ne in mun gwada da balagagge.
Dindindin ferrite: A cikin shekarun 1950, ferrite ya fara bunƙasa, musamman a cikin 1970s, lokacin da strontium ferrite tare da kyakkyawan ƙarfi da aikin makamashin maganadisu aka sanya cikin samarwa da yawa, cikin hanzari yana faɗaɗa amfani da ferrite na dindindin. Kamar yadda ba karfe Magnetic abu, ferrite ba shi da rashin amfani na sauki hadawan abu da iskar shaka, low Curie zafin jiki da kuma high kudin karfe m maganadisu kayan, don haka shi ne Popular.
Samarium cobalt: Abun maganadisu na dindindin tare da kyawawan kaddarorin maganadisu wanda ya fito a tsakiyar 1960 kuma yana da ingantaccen aiki. Samarium cobalt ya dace musamman don kera injinan maganadisu, amma saboda tsadar sa, ana amfani da shi wajen bincike da haɓaka injinan soji kamar su jiragen sama, sararin samaniya, da makamai, da injina a fagage masu fasaha na zamani waɗanda manyan ayyuka da farashi ba su da tushe.
NdFeB: NdFeB Magnetic abu ne mai gami na neodymium, baƙin ƙarfe oxide, da dai sauransu, kuma aka sani da Magnetic karfe. Yana da babban samfurin makamashi na maganadisu da ƙarfin tilastawa. A lokaci guda, da abũbuwan amfãni daga high makamashi yawa sa NdFeB m maganadisu kayan yadu amfani a cikin zamani masana'antu da lantarki da fasaha, sa shi yiwuwa a miniaturize, sauƙaƙa da bakin ciki kayan aiki kamar kida, electroacoustic Motors, Magnetic rabuwa da magnetization. Domin ya ƙunshi babban adadin neodymium da baƙin ƙarfe, yana da sauƙin tsatsa. Keɓancewar sinadarai na saman yana ɗaya daga cikin mafi kyawun mafita a halin yanzu.
Juriya na lalata, matsakaicin zafin aiki, aikin sarrafawa, siffa mai lanƙwasa demagnetization,
da kwatanta farashin kayan maganadisu na dindindin da ake amfani da su don injina (Hoto)
2.Tasirin siffar karfen maganadisu da juriya akan aikin motar
1. Tasirin kauri na Magnetic karfe
Lokacin da aka gyara da'irar maganadisu na ciki ko na waje, tazarar iska tana raguwa kuma tasirin maganadisu yana ƙaruwa lokacin da kauri ya ƙaru. Bayyananniyar bayyanar ita ce, saurin rashin ɗaukar nauyi yana raguwa kuma ƙarfin halin yanzu yana raguwa a ƙarƙashin ragowar magnetism guda ɗaya, kuma matsakaicin ingancin injin yana ƙaruwa. Duk da haka, akwai kuma rashin amfani, kamar haɓakar motsin motsin motar da ingantacciyar ingantacciyar hanyar ingantaccen injin. Saboda haka, kauri daga cikin motar maganadisu karfe ya kamata ya kasance daidai da yadda zai yiwu don rage girgiza.
2.Influence na Magnetic karfe nisa
Don maganadiso na injin da ba shi da goga, jimlar tazarar ba zai iya wuce 0.5 mm ba. Idan ya yi kankanta, ba za a saka shi ba. Idan ya yi girma sosai, motar za ta girgiza kuma ta rage aiki. Wannan shi ne saboda matsayi na Hall element wanda ya auna matsayi na maganadisu bai dace da ainihin matsayi na magnet ba, kuma nisa dole ne ya kasance daidai, in ba haka ba motar za ta sami ƙananan inganci da babban rawar jiki.
Don injunan goge-goge, akwai tazara tsakanin maganadisu, wanda aka tanada don yankin canji na injina. Ko da yake akwai tazara, yawancin masana'antun suna da tsauraran matakan shigarwa na maganadisu don tabbatar da daidaiton shigarwa don tabbatar da daidaitaccen wurin shigarwa na maganadisu na motar. Idan nisa na maganadisu ya wuce, ba za a shigar da shi ba; idan nisa na maganadisu ya yi ƙanƙanta, zai sa magnet ɗin ya yi kuskure, injin ɗin zai ƙara girgiza, kuma ingancin aikin zai ragu.
3.A tasiri na Magnetic karfe chamfer size da wadanda ba chamfer
Idan ba a yi chamfer ba, yawan canjin yanayin maganadisu a gefen filin maganadisu na motar zai zama babba, yana haifar da bugun motsin motar. Mafi girma da chamfer, ƙarami da rawar jiki. Koyaya, chamfering gabaɗaya yana haifar da takamaiman asara a cikin jujjuyawar maganadisu. Ga wasu ƙayyadaddun ƙayyadaddun bayanai, asarar haɓakar maganadisu shine 0.5 ~ 1.5% lokacin da chamfer shine 0.8. Don injunan goga tare da ƙarancin maganadisu na raguwa, dacewar rage girman chamfer zai taimaka rama ragowar maganadisu, amma bugun motsin motar zai ƙaru. Gabaɗaya magana, lokacin da ragowar maganadisu ya yi ƙasa, za a iya haɓaka juriya a cikin tsayin daka yadda ya kamata, wanda zai iya ƙara ingantaccen juzu'in maganadisu zuwa wani matsayi kuma ya ci gaba da aikin injin ɗin ba canzawa.
3.Notes akan na'urorin maganadisu na dindindin
1. Tsarin kewayawa na Magnetic da lissafin ƙira
Domin ba da cikakken wasa ga Magnetic Properties na daban-daban m maganadiso kayan, musamman ma kyau kwarai Magnetic Properties na rare duniya m maganadiso, da kuma ƙera tsada-tasiri m maganadisu Motors, ba zai yiwu a kawai amfani da tsari da ƙirƙira lissafin hanyoyin na gargajiya m maganadisu Motors ko electromagnetic excitation Motors. Dole ne a kafa sabbin dabarun ƙira don sake nazari da haɓaka tsarin da'irar maganadisu. Tare da saurin haɓaka kayan aikin kwamfuta da fasahar software, gami da ci gaba da haɓaka hanyoyin ƙira na zamani kamar lissafin lambobi na filin lantarki, haɓaka ƙirar ƙira da fasahar kwaikwayi, da kuma ta hanyar haɗin gwiwar ƙungiyoyin ilimi da injiniyanci, an sami ci gaba a cikin ka'idar ƙira, hanyoyin ƙididdigewa, tsarin tsari da fasahar sarrafa injin magnetin dindindin, samar da cikakken saiti na bincike da hanyoyin ƙididdigewa da ƙira da injin injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniyan injiniya da injiniyanci. daidai bayani na nazarin da'irar maganadisu, kuma ana ci gaba da ingantawa.
2. Matsalar demagnetization mara jurewa
Idan zane ko amfani bai dace ba, injin maganadisu na dindindin na iya haifar da lalatawar da ba za a iya jurewa ba, ko demagnetization, lokacin da zafin jiki ya yi yawa (NdFeB Magnet na dindindin) ko ƙasa da ƙasa (maganin dindindin na ferrite), a ƙarƙashin tasirin armature wanda tasirin tasirin yanzu ya haifar, ko ƙarƙashin girgizar injin mai ƙarfi, wanda zai rage aikin injin ɗin har ma da sanya shi mara amfani. Sabili da haka, ya zama dole a yi nazari da haɓaka hanyoyin da na'urori masu dacewa da masu kera motoci don bincika kwanciyar hankali na thermal na kayan maganadisu na dindindin, da kuma yin nazarin iyawar anti-demagnetization na nau'ikan tsari daban-daban, ta yadda za a iya ɗaukar matakan da suka dace yayin ƙira da masana'anta don tabbatar da cewa injin maganadisu na dindindin bai rasa magnetism ba.
3.Al'amurran Kuɗi
Tun da rare duniya m maganadiso har yanzu in mun gwada da tsada, farashin duniya m maganadisu Motors gaba ɗaya ya fi na lantarki excitation Motors, wanda bukatar a biya diyya ta high yi da kuma tanadi a aiki halin kaka. A wasu lokuta, kamar injin muryoyin muryoyin murya don faifan kwamfuta, yin amfani da maɗaukaki na dindindin na NdFeB yana haɓaka aiki, yana rage girma da yawa sosai, kuma yana rage jimillar farashi. Lokacin zayyana, ya zama dole don yin kwatancen aiki da farashi bisa ƙayyadaddun lokutan amfani da buƙatu, da haɓaka tsarin tsari da haɓaka ƙira don rage farashi.
Anhui Mingteng Permanent Magnet Electromechanical Equipment Co., Ltd.https://www.mingtengmotor.com/). The demagnetization kudi na dindindin maganadisu motor maganadisu karfe ne bai wuce dubu daya a kowace shekara.
A dindindin maganadisu abu na dindindin maganadisu na'ura mai juyi na mu kamfanin rungumi dabi'ar high Magnetic makamashi samfurin da kuma high intrinsic coercivity sintered NdFeB, da kuma na al'ada maki ne N38SH, N38UH, N40UH, N42UH, da dai sauransu Dauki N38SH, a fiye amfani da sa na mu kamfanin, a matsayin misali samfurin: 38-mafi girman Magnetic GO. SH yana wakiltar matsakaicin juriya na zafin jiki na 150 ℃. UH yana da matsakaicin juriya na zafin jiki na 180 ℃. Kamfanin ya ƙera ƙwararrun kayan aiki da na'urori masu jagora don taron ƙarfe na Magnetic, kuma ya yi nazari cikin ƙwaƙƙwarar polarity na ƙarfe na Magnetic da aka haɗa tare da ma'ana mai ma'ana, ta yadda ƙimar magnetic flux dangi na kowane ramin Magnetic karfe yana kusa, wanda ke tabbatar da daidaiton da'irar Magnetic da ingancin taro na magnetic karfe.
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Lokacin aikawa: Agusta-30-2024