Sensor ABS.
Ana amfani da firikwensin Abs a cikin motar motar ABS (Anti-lock Braking System). A cikin tsarin ABS, ana lura da saurin ta hanyar firikwensin inductive. Na'urar firikwensin abs yana fitar da saitin siginonin lantarki na quasi-sinusoidal AC ta hanyar aikin zoben gear wanda ke juyawa tare da dabaran, kuma mitansa da girmansa suna da alaƙa da saurin dabaran. Ana isar da siginar fitarwa zuwa naúrar sarrafa lantarki ta ABS (ECU) don gane ainihin lokacin sa ido na saurin dabaran.
1, firikwensin saurin dabaran madaidaiciya
Na'urar firikwensin saurin dabaran madaidaiciya ya ƙunshi maganadisu na dindindin, axis na sandar sanda, na'urar induction da zoben haƙori. Lokacin da zoben gear ya juya, titin kayan aikin da koma baya suna musanya sabanin axis na igiya. Yayin jujjuyawar zoben gear, motsin maganadisu a cikin coil induction yana canzawa ta wata hanya don samar da ƙarfin shigar da wutar lantarki, kuma wannan siginar shigarwar ita ce ga naúrar sarrafa lantarki ta ABS ta hanyar kebul a ƙarshen induction coil. Lokacin da saurin zoben gear ya canza, yawan ƙarfin lantarki da aka jawo shima yana canzawa.
2, firikwensin saurin dabaran zobe
Babban firikwensin saurin dabaran shekara-shekara ya ƙunshi maganadisu na dindindin, coil induction da zoben haƙori. Magnet ɗin dindindin ya ƙunshi nau'i-nau'i da yawa na sandunan maganadisu. A yayin jujjuyawar zoben gear, motsin maganadisu a cikin coil induction yana canzawa ta wata hanya don samar da ƙarfin shigar da wutar lantarki. Wannan siginar shigarwar ita ce zuwa naúrar sarrafa lantarki ta ABS ta hanyar kebul a ƙarshen induction coil. Lokacin da saurin zoben gear ya canza, yawan ƙarfin lantarki da aka jawo shima yana canzawa.
3, Hall irin dabaran gudun firikwensin
Lokacin da kayan aikin ya kasance a matsayin da aka nuna a cikin (a), layukan filin maganadisu da ke wucewa ta ɓangaren Hall ɗin suna watse kuma filin maganadisu yana da rauni sosai; Lokacin da kayan aikin ya kasance a matsayin da aka nuna a (b), layukan filin maganadisu da ke wucewa ta ɓangaren Hall ɗin suna ta da hankali kuma filin maganadisu yana da ƙarfi. Lokacin da gear ɗin ke juyawa, girman layin ƙarfin maganadisu da ke wucewa ta ɓangaren Hall ɗin yana canzawa, wanda ke haifar da canjin wutar lantarkin Hall ɗin, kuma ɓangaren Hall ɗin zai fitar da matakin millivolt (mV) na ƙarfin lantarki na quasi-sine. Hakanan ana buƙatar canza wannan siginar ta hanyar da'irar lantarki zuwa daidaitaccen ƙarfin bugun bugun jini.
Shin firikwensin baya da ya karye yana shafar 4-drive
Zai iya zama
Lalacewar na'urar firikwensin ABS na baya na iya shafar tsarin tuƙi, musamman ma idan tsarin tuƙi yana sanye da kullewa daban. Wannan shi ne saboda na'urar firikwensin baya yana taka muhimmiyar rawa a cikin tsarin hana kulle-kulle (ABS), da zarar ya lalace, tsarin ABS na iya rashin fahimtar saurin gudu da matsayi daidai da dabaran, wanda ke shafar tasirinsa na birki, har ma yana iya haifar da guba. zuwa kulle dabaran yayin birki, yana ƙara haɗarin tuƙi. Bugu da ƙari, idan na'ura mai ƙafafu huɗu yana sanye da aikin kulle daban, lalacewar na'urar firikwensin baya na iya haifar da kulle bambancin ba ya aiki yadda ya kamata, wanda zai shafi aikin tsarin tuƙi huɗu. Sabili da haka, kodayake lalacewar firikwensin ta baya na iya yin tasiri kai tsaye ga ainihin aikin tsarin tuƙi huɗu, don tabbatar da amincin tuki, ana ba da shawarar gyara ko maye gurbin firikwensin da ya lalace cikin lokaci.
Na'urar firikwensin baya na ABS na iya gazawa saboda lalacewa. "
Rashin hasara na firikwensin ABS ya haɗa da hasken ABS akan dashboard, ABS baya aiki da kyau, da hasken ikon sarrafa motsi. Ana iya haifar da waɗannan gazawar ta hanyar na'urori masu auna firikwensin da suka ƙare, cire haɗin, ko tarkace suka buge su. Musamman ma na baya ABS firikwensin, idan tarkacen ƙarfe da aka samar ta hanyar niƙa diski na birki da kushin birki suna tallatawa ta hanyar maganadisu, na iya haifar da tazara tsakanin firikwensin da na'urar maganadisu ta zama ƙarami, ko ma lalacewa. , ƙarshe yana haifar da lalacewar firikwensin. "
Domin sanin ko firikwensin ABS ya lalace, ana iya gano shi ta hanyoyi masu zuwa:
Karanta lambar kuskuren gano kayan aikin: Idan akwai lambar kuskure a cikin kwamfutar ABS, kuma hasken kuskure akan kayan yana kunne, wannan na iya nuna cewa firikwensin ya lalace. "
Gwajin birki na filin: a cikin kyakkyawan farfajiyar hanya, faɗi da wuri mara matuƙa, yana sauri zuwa sama da 60, sannan sanya birki zuwa ƙarshe. Idan motar tana kulle kuma babu takaici, wannan na iya nuna gazawar ABS, yawanci lalacewa ne ga firikwensin ABS. "
Yi amfani da multimeter don auna ƙarfin lantarki / juriya na firikwensin ABS: Juya dabaran a 1r / s, ƙarfin fitarwa na gaban dabaran ya kamata ya kasance tsakanin 790 da 1140mv, motar baya ya kamata ya zama sama da 650mv. Bugu da ƙari, ƙimar juriya na ABS firikwensin shine gabaɗaya tsakanin 1000 da 1300Ω. Idan waɗannan jeri ba su cika ba, na iya nuna matsala tare da firikwensin ABS 34.
A taƙaice, idan akwai matsala tare da firikwensin motar baya na ABS, yakamata a fara bincika ko akwai lalacewa ta jiki, kamar karaya ko lalacewa a bayyane. Idan babu bayyananniyar lalacewa ta jiki lalacewar aikin saboda lalacewa ko wasu dalilai na iya ƙara gano su ta hanyoyin da ke sama. "
Idan kana son ƙarin sani, ci gaba da karanta sauran labaran kan wannan rukunin yanar gizon!
Da fatan za a kira mu idan kuna buƙatar irin waɗannan samfuran.
Zhuo Meng Shanghai Auto Co., Ltd. ya jajirce don siyar da sassan motoci na MG&MAUXS maraba da siyarwa.
