在方向(xiang)盤下(xia)邊的(de)方向(xiang)桿上找到助力(li)電機(ji),電機(ji)上一(yi)(yi)般有(you)一(yi)(yi)個(ge)小(xiao)鐵(tie)蓋護著的(de)、帶(dai)四根線(帶(dai)有(you)一(yi)(yi)個(ge)插頭)的(de)就是轉向(xiang)助力(li)扭矩傳感器,拆(chai)下(xia)小(xiao)鐵(tie)蓋就能看到。
電動(dong)助力(li)轉(zhuan)向系統(tong)主要(yao)由(you)扭(niu)矩(ju)(ju)傳(chuan)感(gan)(gan)器(qi),車速傳(chuan)感(gan)(gan)器(qi),電動(dong)機,減速機構與電子控(kong)制(zhi)(zhi)單元(yuan)等組成(cheng)(cheng)。該系統(tong)通過(guo)扭(niu)矩(ju)(ju)傳(chuan)感(gan)(gan)器(qi)感(gan)(gan)知駕駛員(yuan)在轉(zhuan)向操(cao)作(zuo)時方向盤產(chan)生的(de)扭(niu)矩(ju)(ju)力(li)和(he)轉(zhuan)向角度,就會把操(cao)控(kong)信息轉(zhuan)換(huan)成(cheng)(cheng)數字(zi)信號(hao)輸入到控(kong)制(zhi)(zhi)單元(yuan),再(zai)經過(guo)控(kong)制(zhi)(zhi)單元(yuan)對這些(xie)信號(hao)進行運算(suan)得到一個最(zui)(zui)佳的(de)力(li)矩(ju)(ju)最(zui)(zui)后控(kong)制(zhi)(zhi)驅使電動(dong)機工作(zuo)。以上就是整(zheng)個電動(dong)助力(li)系統(tong)構成(cheng)(cheng)和(he)工作(zuo)的(de)過(guo)程,不(bu)難(nan)看出扭(niu)矩(ju)(ju)傳(chuan)感(gan)(gan)器(qi)在電動(dong)助力(li)系統(tong)中是最(zui)(zui)為重要(yao)的(de)器(qi)件之一。
扭矩(ju)傳(chuan)感(gan)器在(zai)(zai)電(dian)動(dong)(dong)(dong)助力(li)轉(zhuan)(zhuan)向(xiang)系(xi)(xi)(xi)統(tong)中(zhong)的(de)(de)(de)(de)作用(yong)(yong)電(dian)動(dong)(dong)(dong)助力(li)轉(zhuan)(zhuan)向(xiang)系(xi)(xi)(xi)統(tong)可以(yi)(yi)稱之(zhi)為EPS,它就是一種直接依靠(kao)電(dian)機提供(gong)(gong)輔助扭矩(ju)的(de)(de)(de)(de)動(dong)(dong)(dong)力(li)轉(zhuan)(zhuan)向(xiang)系(xi)(xi)(xi)統(tong)。在(zai)(zai)整個(ge)系(xi)(xi)(xi)統(tong)中(zhong),扭矩(ju)傳(chuan)感(gan)器起(qi)到(dao)決定性(xing)(xing)作用(yong)(yong)。與傳(chuan)統(tong)的(de)(de)(de)(de)液壓助力(li)轉(zhuan)(zhuan)向(xiang)系(xi)(xi)(xi)統(tong)不(bu)(bu)同的(de)(de)(de)(de)是電(dian)動(dong)(dong)(dong)助力(li)轉(zhuan)(zhuan)向(xiang)系(xi)(xi)(xi)統(tong)具(ju)有性(xing)(xing)能(neng)應用(yong)(yong)上更(geng)大(da)的(de)(de)(de)(de)優勢。它不(bu)(bu)光在(zai)(zai)需要(yao)轉(zhuan)(zhuan)向(xiang)時才啟動(dong)(dong)(dong)電(dian)機產生助力(li),這樣能(neng)大(da)大(da)的(de)(de)(de)(de)減少發動(dong)(dong)(dong)機燃油消耗。電(dian)動(dong)(dong)(dong)助力(li)能(neng)在(zai)(zai)各種行駛工況(kuang)下提供(gong)(gong)最佳(jia)助力(li),減小由路面(mian)不(bu)(bu)平(ping)所引起(qi)電(dian)動(dong)(dong)(dong)機的(de)(de)(de)(de)輸出轉(zhuan)(zhuan)矩(ju)通過傳(chuan)動(dong)(dong)(dong)裝(zhuang)置的(de)(de)(de)(de)作用(yong)(yong)而助力(li)向(xiang)系(xi)(xi)(xi)的(de)(de)(de)(de)擾動(dong)(dong)(dong),改善汽(qi)(qi)車(che)的(de)(de)(de)(de)轉(zhuan)(zhuan)向(xiang)特性(xing)(xing),提高汽(qi)(qi)車(che)的(de)(de)(de)(de)主動(dong)(dong)(dong)安全性(xing)(xing)。和液壓助力(li)相比沒有液壓回路,調整和檢測更(geng)容(rong)易,裝(zhuang)配(pei)自動(dong)(dong)(dong)化程度更(geng)高,且可通過設置不(bu)(bu)同的(de)(de)(de)(de)程序,快速以(yi)(yi)及不(bu)(bu)同車(che)型匹配(pei),縮短(duan)生產和開發周期。
扭(niu)(niu)矩傳感器的作(zuo)用是(shi)測(ce)量動態扭(niu)(niu)矩和靜(jing)態扭(niu)(niu)矩,其檢(jian)測(ce)穩(wen)定性(xing)、抗干(gan)擾性(xing),以(yi)及精度都很好,每次(ci)使用不需要調整為零(ling)。
星(xing)旺(wang)M2共有三款型(xing)號亮相,分別是:標準(zhun)型(xing)、舒(shu)(shu)適型(xing)、豪華型(xing)。此(ci)次即將上(shang)市的星(xing)旺(wang)L在動力技(ji)術、功能性、舒(shu)(shu)適性上(shang)得到(dao)了全面升級,彰顯了吉(ji)奧汽車(che)的五星(xing)品質、舒(shu)(shu)適與(yu)奢華。
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