Mafi girman filin aikace-aikacenrare duniya m maganadisoMotoci ne na dindindin na maganadisu, wanda aka fi sani da injina.
Motoci a faffadan ma’ana sun hada da injinan da ke juyar da makamashin lantarki zuwa makamashin injina da kuma janareta masu canza makamashin injin zuwa makamashin lantarki. Duk nau'ikan injinan biyu sun dogara da ƙa'idar shigar da wutar lantarki ko ƙarfin lantarki azaman ainihin ƙa'idarsu. Filin maganadisu na iskar iskar maganadisu abu ne da ake bukata don aikin motar. Motar da ke samar da filin maganadisu na iska ta hanyar zumudi ana kiransa injin induction, yayin da motar da ke haifar da filin maganadisu na iska ta hanyar maganadisu na dindindin ana kiransa injin magnet dindindin.
A cikin injin maganadisu na dindindin, filin maganadisu na iska yana haifar da maganadisu na dindindin ba tare da buƙatar ƙarin wutar lantarki ko ƙarin iska ba. Don haka, manyan fa'idodin injunan maganadisu na dindindin akan induction induction sune babban inganci, ceton kuzari, ƙaramin girman, da tsari mai sauƙi. Don haka, ana amfani da injin maganadisu na dindindin a cikin ƙananan ƙananan motoci daban-daban. Hoton da ke ƙasa yana nuna ƙaƙƙarfan samfurin aiki na injin maganadisu na dindindin na DC. Magnetoci biyu na dindindin suna haifar da filin maganadisu a tsakiyar coil. Lokacin da nada ya sami kuzari, yana samun ƙarfin lantarki (bisa ga dokar hannun hagu) kuma yana juyawa. Bangaren jujjuyawar da ke cikin injin lantarki ana kiransa rotor, yayin da bangaren da ke tsaye shi ake kira stator. Kamar yadda ake iya gani daga adadi, maɗaukaki na dindindin suna cikin stator, yayin da coils na cikin rotor.
Don injinan jujjuyawar, lokacin da maganadisu na dindindin shine stator, yawanci ana taru a cikin tsari #2, inda maganadisu ke haɗe zuwa gidan motar. Lokacin da maganadisu na dindindin shine na'ura mai juyi, yawanci ana haɗa shi a cikin tsari #1, tare da maganadisu da aka makala a kan na'urar rotor. A madadin, daidaitawa #3, #4, #5, da #6 sun haɗa da shigar da maganadisu cikin jigon rotor, kamar yadda aka kwatanta a cikin zane.
Don injinan layin layi, maganadisu na dindindin suna da farko a cikin nau'i na murabba'i da ma'auni. Bugu da ƙari, injinan layi na silindrical suna amfani da maganadisu na axially magnetized annular.
Magnets a cikin Motar Magnet ɗin Dindindin suna da halaye masu zuwa:
1. Siffar ba ta da rikitarwa (sai dai wasu ƙananan motoci, irin su VCM Motors), galibi a cikin rectangular, trapezoidal, fan-dimbin, da nau'ikan nau'ikan burodi. Musamman, a cikin mahallin rage farashin ƙirar mota, da yawa za su yi amfani da maganadisu murabba'i.
2. Magnetization ne in mun gwada da sauki, yafi guda-pole magnetization, kuma bayan taro, shi Forms Multi-Pole Magnetic kewaye. Idan zobe ne cikakke, kamar zoben boron na ƙarfe neodymium mai ɗaure ko zoben da aka matse mai zafi, yawanci yana ɗaukar magnetization na igiya da yawa.
3. Babban mahimman buƙatun fasaha ya ta'allaka ne a cikin kwanciyar hankali mai zafi, daidaiton motsin maganadisu, da daidaitawa. Maganganun rotor masu hawa saman saman suna buƙatar kyawawan kaddarorin mannewa, maganadisun linzamin kwamfuta suna da buƙatu mafi girma don fesa gishiri, injin janareta na iska yana da madaidaicin buƙatun don feshin gishiri, kuma ƙaƙƙarfan maganadisu na motsa jiki suna buƙatar ingantaccen kwanciyar hankali mai zafi.
4. Manyan, matsakaita, da ƙananan samfuran makamashin maganadisu duk ana amfani da su, amma tilastawa ya fi yawa a matsakaici zuwa babban matakin. A halin yanzu, makin maganadisu da aka saba amfani da su don injin tuƙin abin hawa na lantarki galibi samfuran makamashin maganadisu ne da ƙarfin ƙarfi, kamar 45UH, 48UH, 50UH, 42EH, 45EH, da sauransu, kuma balagagge fasahar watsawa yana da mahimmanci.
5. An yi amfani da maɗauran manne da aka raba dalla-dalla a cikin filayen mota masu zafin jiki. Manufar ita ce don inganta ɓangarorin ɓarna na maganadisu da rage hasarar da ake samu a halin yanzu yayin aikin motar, kuma wasu maganadiso na iya ƙara murfin epoxy a saman don ƙara rufin su.
Abubuwan gwaji masu mahimmanci don maganadisu na motoci:
1. High-zazzabi kwanciyar hankali: Wasu abokan ciniki bukatar auna bude-da'irar Magnetic lalata, yayin da wasu bukatar auna Semi-bude-circuit Magnetic lalata. A lokacin aikin motar, maganadisu suna buƙatar jure yanayin zafi mai girma da sauran filayen maganadisu na baya. Saboda haka, gwaji da saka idanu na ƙãre samfurin Magnetic lalata da high-zazzabi demagnetization masu lankwasa na tushe abu wajibi ne.
2. Daidaitaccen juzu'i na Magnetic: A matsayin tushen filayen maganadisu don rotors ko stators, idan akwai rashin daidaituwa a cikin motsin maganadisu, yana iya haifar da girgizar motsi, da raguwar wutar lantarki, kuma yana shafar aikin gaba ɗaya na injin. Don haka, maganadisun motoci gabaɗaya suna da buƙatu don daidaiton juzu'in maganadisu, wasu a cikin 5%, wasu cikin 3%, ko ma tsakanin 2%. Abubuwan da ke shafar daidaiton jujjuyawar maganadisu, kamar daidaiton ragowar maganadisu, juriya, da murfin chamfer, yakamata a yi la'akari da su duka.
3. Daidaituwa: Magnet ɗin da aka ɗora saman saman sun fi girma a cikin siffar tayal. Hanyoyin gwaji na al'ada biyu don kusurwoyi da radiyo na iya samun manyan kurakurai ko zama da wahala a gwada. A irin waɗannan lokuta, ana buƙatar la'akari da daidaitawa. Don maganadiso da aka tsara sosai, ana buƙatar sarrafa gibin tarawa. Don maganadisu tare da ramukan dovetail, ana buƙatar la'akari da matsananciyar taro. Zai fi kyau a yi gyare-gyare na al'ada bisa ga hanyar haɗakar mai amfani don gwada daidaitawar maganadisu.
Lokacin aikawa: Agusta-24-2023