Menene aikin na'urori masu auna muhalli na mota
Na'urorin firikwensin mota su ne na'urorin shigar da bayanai na tsarin kwamfutar motar. Suna canza bayanai daban-daban game da yanayin aiki yayin aikin abin hawa, kamar saurin abin hawa, yanayin zafi na kafofin watsa labarai daban-daban, da yanayin aikin injin, zuwa siginar lantarki sannan su aika su zuwa kwamfutar, don injin ya kasance cikin mafi kyawun yanayin aiki. Akwai na'urori masu firikwensin da yawa da ake amfani da su a cikin motoci. Lokacin gano matsala a cikin na'urar firikwensin, bai kamata mutum ya yi la'akari da na'urar firikwensin kanta ba, har ma da dukkan da'irar da matsalar ta faru. Saboda haka, lokacin gano lahani, ban da duba na'urori masu firikwensin, ya zama dole a duba igiyoyin waya, masu haɗawa, da da'irori masu dacewa tsakanin na'urorin firikwensin da na'urar sarrafa lantarki.
Lalacewar firikwensin zafin jiki na mota na iya haifar da waɗannan sakamako masu zuwa:
Rashin daidaituwar tsarin sanyaya iska
Na'urar firikwensin zafin muhalli da ya lalace zai hana tsarin sanyaya iska samun bayanai game da yanayin zafi na waje daidai. Rashin isasshen sanyaya a yanayin zafi da kuma rashin tasirin dumama a yanayin sanyi zai shafi jin daɗin tuƙi.
Kuskuren nunin kayan aiki
Lalacewar firikwensin na iya haifar da kuskuren karanta yanayin zafin waje da aka nuna akan allon nuni, wanda hakan ke shafar yadda direban ke kallon yanayin.
Matsalolin aikin injin
Bayanan da ba daidai ba na iya haifar da karkacewa a cikin yawan allurar mai da ECU na injin ke sarrafawa, wanda ke haifar da matsaloli kamar wahalar farawa, saurin rashin aiki mara kyau, da kuma ƙaruwar yawan amfani da mai. Amfani na dogon lokaci na iya lalata sassan ciki na injin.
Rashin aikin atomatik
Na'urorin dumama/samun iska da goge-goge na wasu motoci na iya yin aiki yadda ya kamata saboda rashin ingantattun siginar zafin jiki.
Na'urori masu auna muhalli na motoci galibi suna gano sigogin muhalli kamar zafin jiki da matsin lamba ta hanyar ƙa'idodi daban-daban. Ga manyan nau'ikan da ƙa'idodin aiki:
Nau'in thermomistor
Ta hanyar amfani da halayyar cewa ƙimar juriyar thermistor ta bambanta da zafin jiki, zafin jiki yana canzawa zuwa siginar lantarki. Lokacin da zafin jiki ya tashi, ƙimar juriya tana raguwa. Lokacin da zafin jiki ya faɗi, ƙimar juriya tana ƙaruwa. Bayan sarrafawa ta ECU, tana sarrafa kwandishan, tsarin dumama, da sauransu.
Nau'in faɗaɗa ƙarfe
Ana samun ma'aunin ta hanyar bambance-bambancen da ke cikin ma'aunin faɗaɗa kayan ƙarfe a yanayin zafi daban-daban. Misali, na'urar firikwensin tsiri mai kama da bimetallic tana ƙunshe da sandunan ƙarfe guda biyu masu ma'aunin faɗaɗawa daban-daban. Idan canjin zafin jiki ya sa su lanƙwasa da lalacewa, sai su fitar da sigina.
Kula da nakasar ruwa/iskar gas
Canjin girma na ruwa ko iskar gas lokacin da aka yi amfani da canjin zafin jiki, da kuma faɗaɗa layi ko canjin matsayi ta hanyar canjin tsari (kamar bututun ƙarfe ko kwantena na ruwa) ana mayar da su zuwa siginar lantarki.
Capacitive
Sau da yawa ana amfani da fahimtar adadi na zahiri ta hanyar canje-canje a cikin ƙimar ƙarfin aiki (kamar gano kusanci) a cikin yanayi kamar tsarin shigarwa mara maɓalli. Misali, firikwensin AS8580 yana da ƙarfin 1.9fF/LSB, wanda ke ba da damar gano ainihin ayyukan taɓawa ko kusanci.
Bayan waɗannan na'urori masu auna sigina sun canza sigogin muhalli zuwa siginar lantarki, ECU tana sarrafa bayanai don cimma ayyuka kamar daidaita kwandishan da sarrafa injin.
"Idan kana son ƙarin bayani, ci gaba da karanta sauran labaran da ke wannan shafin!
Don Allah a kira mu idan kuna buƙatar irin waɗannan kayayyaki.
Kudin hannun jari Zhuo Meng Shanghai Auto Co., Ltd. ta kuduri aniyar sayar da MG&MAXUSsassan mota maraba siya.
