進(jin)氣(qi)(qi)溫(wen)(wen)度(du)傳感(gan)(gan)器(qi)(qi)(qi)(qi)是一個(ge)負溫(wen)(wen)度(du)系(xi)(xi)數熱敏電(dian)(dian)(dian)阻(zu),當溫(wen)(wen)度(du)升高時,電(dian)(dian)(dian)阻(zu)阻(zu)值減小,當溫(wen)(wen)度(du)降(jiang)低(di)時,電(dian)(dian)(dian)阻(zu)阻(zu)值增(zeng)大,隨著電(dian)(dian)(dian)路中電(dian)(dian)(dian)阻(zu)的變(bian)化,導致電(dian)(dian)(dian)壓的變(bian)化,從(cong)而產生不同(tong)的電(dian)(dian)(dian)壓信(xin)號,完成控制系(xi)(xi)統(tong)的自動(dong)操作。在冷(leng)車(che)(che)時,進(jin)氣(qi)(qi)溫(wen)(wen)度(du)傳感(gan)(gan)器(qi)(qi)(qi)(qi)的信(xin)號與發動(dong)機(ji)水溫(wen)(wen)傳感(gan)(gan)器(qi)(qi)(qi)(qi)信(xin)號基本相同(tong),在熱車(che)(che)時,其信(xin)號電(dian)(dian)(dian)壓大約是水溫(wen)(wen)傳感(gan)(gan)器(qi)(qi)(qi)(qi)的2~3倍。
進氣(qi)溫(wen)(wen)度傳(chuan)感器(qi)的(de)(de)(de)作(zuo)用是(shi)檢測(ce)發動機的(de)(de)(de)進氣(qi)溫(wen)(wen)度,送給(gei)ECU作(zuo)為修(xiu)正噴油量(liang)的(de)(de)(de)參考。該傳(chuan)感器(qi)在電控燃(ran)油噴射系統中測(ce)量(liang)進氣(qi)溫(wen)(wen)度,并輸入到(dao)ECU,用以修(xiu)正體(ti)積型空氣(qi)流(liu)量(liang)傳(chuan)感器(qi)由于大氣(qi)溫(wen)(wen)度變(bian)化帶(dai)來的(de)(de)(de)進氣(qi)質量(liang)檢測(ce)的(de)(de)(de)誤(wu)差。
smart將(jiang)在(zai)廣(guang)州(zhou)車(che)(che)展(zhan)(zhan)首次國內亮相五(wu)門車(che)(che)型smart forfour,目前smart forfour已(yi)到(dao)達廣(guang)州(zhou)車(che)(che)展(zhan)(zhan)展(zhan)(zhan)館外。2015廣(guang)州(zhou)車(che)(che)展(zhan)(zhan)將(jiang)于11月20正式開幕
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