在方向(xiang)(xiang)盤(pan)下(xia)邊(bian)的方向(xiang)(xiang)桿上(shang)找到助力電機,電機上(shang)一般有(you)一個小鐵蓋護著的、帶(dai)四根線(帶(dai)有(you)一個插(cha)頭)的就是轉向(xiang)(xiang)助力扭矩傳感(gan)器,拆下(xia)小鐵蓋就能(neng)看到。
電動(dong)(dong)(dong)助力(li)(li)(li)轉(zhuan)向(xiang)系統主要(yao)由扭(niu)矩(ju)傳(chuan)感器(qi),車速傳(chuan)感器(qi),電動(dong)(dong)(dong)機,減速機構與電子控(kong)制單(dan)元(yuan)等組成(cheng)。該(gai)系統通(tong)過(guo)扭(niu)矩(ju)傳(chuan)感器(qi)感知駕(jia)駛(shi)員(yuan)在(zai)轉(zhuan)向(xiang)操作(zuo)(zuo)時方(fang)向(xiang)盤產生的(de)扭(niu)矩(ju)力(li)(li)(li)和轉(zhuan)向(xiang)角度,就會把操控(kong)信息轉(zhuan)換成(cheng)數字信號(hao)輸(shu)入到控(kong)制單(dan)元(yuan),再經過(guo)控(kong)制單(dan)元(yuan)對(dui)這些(xie)信號(hao)進行運算(suan)得到一個(ge)最佳的(de)力(li)(li)(li)矩(ju)最后(hou)控(kong)制驅(qu)使電動(dong)(dong)(dong)機工(gong)作(zuo)(zuo)。以上就是整個(ge)電動(dong)(dong)(dong)助力(li)(li)(li)系統構成(cheng)和工(gong)作(zuo)(zuo)的(de)過(guo)程,不難看出扭(niu)矩(ju)傳(chuan)感器(qi)在(zai)電動(dong)(dong)(dong)助力(li)(li)(li)系統中是最為重要(yao)的(de)器(qi)件(jian)之(zhi)一。
扭(niu)矩(ju)傳(chuan)感器在(zai)(zai)電(dian)(dian)動(dong)(dong)(dong)(dong)助(zhu)力(li)(li)(li)轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)系(xi)(xi)(xi)統中的(de)作用(yong)電(dian)(dian)動(dong)(dong)(dong)(dong)助(zhu)力(li)(li)(li)轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)系(xi)(xi)(xi)統可以稱之為EPS,它(ta)就是一種直接依靠電(dian)(dian)機提(ti)供輔助(zhu)扭(niu)矩(ju)的(de)動(dong)(dong)(dong)(dong)力(li)(li)(li)轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)系(xi)(xi)(xi)統。在(zai)(zai)整個系(xi)(xi)(xi)統中,扭(niu)矩(ju)傳(chuan)感器起到(dao)決定性(xing)作用(yong)。與傳(chuan)統的(de)液壓(ya)助(zhu)力(li)(li)(li)轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)系(xi)(xi)(xi)統不同的(de)是電(dian)(dian)動(dong)(dong)(dong)(dong)助(zhu)力(li)(li)(li)轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)系(xi)(xi)(xi)統具有(you)性(xing)能(neng)應用(yong)上(shang)更(geng)大的(de)優(you)勢(shi)。它(ta)不光在(zai)(zai)需要轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)時才(cai)啟動(dong)(dong)(dong)(dong)電(dian)(dian)機產生助(zhu)力(li)(li)(li),這樣能(neng)大大的(de)減(jian)少發(fa)動(dong)(dong)(dong)(dong)機燃油消耗。電(dian)(dian)動(dong)(dong)(dong)(dong)助(zhu)力(li)(li)(li)能(neng)在(zai)(zai)各(ge)種行駛工況下提(ti)供最佳助(zhu)力(li)(li)(li),減(jian)小由路(lu)面不平所引(yin)起電(dian)(dian)動(dong)(dong)(dong)(dong)機的(de)輸出轉(zhuan)矩(ju)通過(guo)傳(chuan)動(dong)(dong)(dong)(dong)裝(zhuang)置的(de)作用(yong)而助(zhu)力(li)(li)(li)向(xiang)(xiang)(xiang)(xiang)(xiang)系(xi)(xi)(xi)的(de)擾動(dong)(dong)(dong)(dong),改善汽車的(de)轉(zhuan)向(xiang)(xiang)(xiang)(xiang)(xiang)特性(xing),提(ti)高(gao)汽車的(de)主動(dong)(dong)(dong)(dong)安全性(xing)。和液壓(ya)助(zhu)力(li)(li)(li)相比沒(mei)有(you)液壓(ya)回路(lu),調(diao)整和檢測更(geng)容易(yi),裝(zhuang)配自動(dong)(dong)(dong)(dong)化程(cheng)度更(geng)高(gao),且可通過(guo)設(she)置不同的(de)程(cheng)序,快速以及不同車型匹配,縮短(duan)生產和開發(fa)周期。
扭(niu)(niu)矩(ju)(ju)傳(chuan)感器(qi)的作(zuo)用是(shi)測(ce)(ce)量動態扭(niu)(niu)矩(ju)(ju)和靜態扭(niu)(niu)矩(ju)(ju),其(qi)檢測(ce)(ce)穩(wen)定性、抗干擾性,以(yi)及精(jing)度都很好,每次使用不(bu)需要調(diao)整為零。
納智捷(jie)是一家汽車制造企(qi)業,成立于(yu)1951年(nian),總部位于(yu)杭州蕭山。2008年(nian)12月18日,納(na)智捷(jie)汽(qi)車全球制造基地揭(jie)碑儀式(shi)在蕭(xiao)山臨江工業園區(qu)舉行(xing)。
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