Firikwensin matsin lamba da yawa.
Tsarin firikwensin matsa lamba da yawa
Saboda akwai da'irar amplifier a cikin firikwensin matsi na manifold, yana buƙatar jimlar wayoyi uku na layin wutar lantarki, layin ƙasa da layin fitarwa na sigina, waɗanda daidai suke suna da tashoshi uku akan tashoshin wayoyi, bi da bi, tashar wutar lantarki (Vcc), tashar ƙasa (E) da tashar fitarwa ta siginar (PIM), kuma tashoshi uku suna haɗa ECU da na'urar sarrafa waya.
Domin rage girgizar abubuwan da ke cikin na'urorin lantarki na na'urar firikwensin matsa lamba, yawanci ana sanya shi a wani wuri inda girgizar motar ba ta da yawa, kuma sama da babban iskar da ake amfani da ita don hana iskar gas daga ma'aunin abin da ake amfani da shi daga mamaye firikwensin matsa lamba. Bugu da ƙari, na'urar firikwensin mai ɗaukar nauyi yana karɓar matsin bututun ci daga ƙasa don hana ɓangaren gano sigina daga gurɓata, don haka iskar gas ɗin bututun da aka tattara daga mashin ɗin da ake sha a kusa da maƙura ta cikin bututun roba yana samun dama daga ƙasan ƙarshen firikwensin matsa lamba.
Gano monomer
1. Duban bayyanar
Lokacin dubawa, kawai nemo bututun roba daga ma'aunin abin sha kusa da ƙarshen ma'auni don nemo firikwensin matsi da yawa akan motar. Da farko, tare da rufe makullin kunnawa, duba cewa mahaɗin firikwensin firikwensin igiyar abinci yana da alaƙa da kyau kuma bututun roba yana kashe. Sa'an nan kuma kunna injin don ganin ko bututun roba ba a rufe sosai ba kuma ya zube
2. Gwajin kayan aiki
(1) Kunna maɓallin kunnawa (ON), kuma gwada ƙimar ƙarfin lantarki tsakanin tashar Vcc da E2 tare da tashar wutar lantarki ta DC na multimeter (DCV-20). Ƙimar wutar lantarki ita ce ƙimar ƙarfin wutar lantarki da ECU ta ƙara zuwa firikwensin matsin lamba da yawa. Ya kamata darajar al'ada ta kasance: Tsakanin 4.5 da 5.5V, idan darajar ba daidai ba ce, yakamata ku duba ƙarfin baturi ko haɗin da ke tsakanin wayoyi, wani lokacin ma matsalar na iya kasancewa a cikin ECU mai sarrafa kwamfuta.
(2) Kunna na'urar kunna wuta (ON matsayi), da kuma cire injin roba tiyo daga ci abinci daban-daban matsa lamba firikwensin, don haka da ci na ci manifold matsa lamba firikwensin yana da alaka da yanayi, sa'an nan gwada m fitarwa siginar (ƙimar ƙarfin lantarki tsakanin PIM da ƙasa waya E2), da al'ada darajar ne: Tsakanin 3.3 da kuma 3.3 da kuma ƙasa da waya E2), da al'ada darajar shi ne: Tsakanin 3.3 da 3.3 da kuma 3.9V ma low ƙarfin lantarki, shi ma. firikwensin matsa lamba da yawa ba daidai ba ne kuma yakamata a canza shi.
(3) Kunna madaidaicin kunnawa (ON matsayi), cire injin roba tiyo akan firikwensin matsa lamba daban-daban, yi amfani da matsi mara kyau daban-daban (digiri mai motsi) zuwa ci na firikwensin firikwensin manifold tare da famfon injin mai na hannu, kuma gwada ƙimar ƙarfin lantarki tsakanin siginar wutar lantarki ta tashar tashar PIM da wayar E2 ta ƙasa yayin aiwatar da matsa lamba. Ya kamata darajar wutar lantarki ta haɓaka a layi tare da haɓakar matsa lamba mara kyau, in ba haka ba, yana nuna cewa siginar gano siginar a cikin firikwensin ya yi kuskure kuma ya kamata a maye gurbinsa.
Ina na'urar firikwensin matsa lamba da yawa take?
Na'urar firikwensin matsa lamba na abin da ake amfani da shi shine firikwensin da aka sanya akan bututun iskar gas, wanda wayoyi uku, daya na 5 volt, daya na 5 volts na hanyar dawowa, wato, layin mara kyau, ɗayan kuma layin sigina na Ecu.
Na'urar firikwensin matsa lamba da yawa shine nau'in firikwensin nau'in firikwensin nau'in D, wato, tsarin allurar mai mai saurin gudu, wanda ke taka rawar mai da canjin matsa lamba a cikin nau'in abin sha zuwa siginar wutar lantarki.
Kwamfuta mai sarrafawa (ECU) tana ƙayyade adadin iskar da ke shiga cikin silinda bisa ga wannan sigina da saurin injin (siginar da aka bayar ta firikwensin saurin injin da aka sanya a cikin mai rarrabawa).
Firikwensin matsa lamba yana gano cikakken matsi na nau'in abin da ake ci a bayan kulli da bawul, kuma yana gano canjin cikakken matsa lamba a cikin ma'auni gwargwadon saurin injin da kaya.
Daga nan sai a juyar da ita zuwa wutar lantarki ta sigina sannan a aika zuwa na’urar sarrafa lantarki (ECU), wacce ke sarrafa ainihin adadin allurar mai gwargwadon girman wannan siginar.
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.
