Nazari a kan ainihin asarar babban silin karfe mota stator la'akari da zafin jiki da matsa lamba

Tun da yawancin abubuwan motsa jiki na motsa jiki sau da yawa suna shafar abubuwa daban-daban kamar filin maganadisu, filin zafin jiki, filin damuwa, da mita yayin aikin aiki; a lokaci guda, abubuwa daban-daban na sarrafawa irin su ragowar damuwa da aka haifar ta hanyar stamping da shearing na silicon karfe zanen gado, da nisa tsakanin harsashi da stator core The matsa lamba da aka samu ta hannun zafi hannun riga, da centrifugal tashin hankali haifar da high-gudun aiki. na rotor, da zafin jiki na gradient da ke haifar da halayen haɓakar zafin jiki duk zai shafi aikin gaba ɗaya na ainihin. Wadannan abubuwan zasu haifar da asarar baƙin ƙarfe na motar motar ya zama mafi girma fiye da ƙimar al'ada kuma ya haifar da lalacewa mara kyau.

Sakamakon bincike a gida da waje ya nuna cewa: baƙin ƙarfe core na mota yakan yi aiki a babban zafin jiki, da baƙin ƙarfe asarar talakawa silicon karfe takardar rage tare da karuwa da zafin jiki, yayin da baƙin ƙarfe asarar 6.5% high silicon karfe yana ƙaruwa tare da karuwar zafin jiki. Don injunan da aka sanya tare da tsangwama a cikin yanayin, lamarin zai haifar da damuwa mai yawa akan ginshiƙi na ƙarfe, kuma ƙarfin ƙarfe na motar zai ɗauki matsananciyar damuwa na kusan 10Mpa-150Mpa yayin aiki, kuma nau'in nau'in ƙarfe na ƙarfe ya fi dacewa. samar da taro, wanda sau da yawa Ana buƙatar tsari na raguwa ko matsawa don gyara ainihin, kuma asarar baƙin ƙarfe na motar tare da raguwa ko latsawa yana ƙaruwa sosai idan aka kwatanta da yanayin da ba a damu ba. Abubuwan da ke cikin siliki na 6.5% babban ƙarfe na silicon ya fi na siliki na gargajiyar gargajiya, don haka asarar baƙin ƙarfe na 6.5% babban silicon karfe yana da ƙasa saboda karuwar damuwa, yayin da asarar baƙin ƙarfe na siliki na gargajiya ya fi girma saboda zuwa karuwa da matsa lamba. Tabarbarewar asarar ƙarfe ta hanyar matsananciyar damuwa yana da iyaka, kuma lokacin da damuwa ya kai wani ƙima, lalacewar asarar ƙarfe ba ta zama bayyane ba.

Ma Deji, mai bincike a Jami'ar Fasaha ta Shenyang, ya gwada kaddarorin maganadisu na 6.5% high-silicon karfe a ƙarƙashin yanayin matsananciyar damuwa da haɗaɗɗun zafin jiki, kuma ya sake fasalin tsarin asarar ƙarfe, kuma idan aka kwatanta da 6.5 % babban siliki mai ƙarfe tare da silicon na gargajiya. karfe. Daga hangen nesa na kayan, ana nazarin fa'idodin 6.5% babban silicon karfe. Kuma mayar da martani ga ainihin motar don sa aikin sa ya fi kyau.

Ta hanyar bincike kan aikin asarar baƙin ƙarfe na 6.5% Si a ƙarƙashin yanayin zafin jiki da damuwa, masu binciken sun gano cewa: lokacin da zafin jiki da matsananciyar damuwa da ke aiki akan kayan haɓakawa, idan aka kwatanta da sauran ƙarfe na silicon na gargajiya, asarar tabarbarewar 6.5% Si kadan ne; 6.5% high-silicon karfe yana da ƙarancin hasara na baƙin ƙarfe a ƙarƙashin yanayin haɗin gwiwar kimiyyar lissafi da yawa saboda damuwa na ciki, ƙananan ƙwayar hysteresis da girman girman hatsi; lokacin da 6.5% high-silicon karfe da aka yi amfani da mota stator core, da casing rungumi dabi'ar shrink Fit Shigar a cikin wannan hanya, za a yi wani karamin ƙarfe asara.