空(kong)調壓(ya)力傳感器壓(ya)力傳感器是一種(zhong)能將(jiang)檢測到的(de)壓(ya)力信號轉換(huan)成(cheng)電(dian)子信號,由電(dian)腦板(ban)芯(xin)片進行微處(chu)理,根據(ju)壓(ya)力檢測的(de)結果(guo)對空(kong)調機的(de)零(ling)部件(jian)進行精細(xi)的(de)控制。
1、工作原理
為兩種壓力傳感器的外觀,如今絕大多數壓力傳感器都是電容式壓力傳感器,它由兩個靠近的平行膜片和一個堅固的小巧殼體構成。空(kong)(kong)調(diao)(diao)壓(ya)(ya)(ya)力(li)(li)傳(chuan)(chuan)(chuan)(chuan)感器(qi)(qi)是(shi)自(zi)動空(kong)(kong)調(diao)(diao)控(kong)制(zhi)(zhi)(zhi)系統(tong)(tong)的一個傳(chuan)(chuan)(chuan)(chuan)感器(qi)(qi)元(yuan)件,其作用是(shi)防(fang)止(zhi)制(zhi)(zhi)(zhi)冷(leng)(leng)系統(tong)(tong)在極限制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)管路壓(ya)(ya)(ya)力(li)(li)下(xia)工作,并(bing)幫助(zhu)控(kong)制(zhi)(zhi)(zhi)發動機(ji)(ji)冷(leng)(leng)卻風扇的轉速。 壓(ya)(ya)(ya)力(li)(li)傳(chuan)(chuan)(chuan)(chuan)感器(qi)(qi)安裝在發動機(ji)(ji)艙(cang)內空(kong)(kong)調(diao)(diao)高壓(ya)(ya)(ya)管路上(shang)。該傳(chuan)(chuan)(chuan)(chuan)感器(qi)(qi)向發動機(ji)(ji)ECM或空(kong)(kong)調(diao)(diao)控(kong)制(zhi)(zhi)(zhi)單元(yuan)輸出(chu)壓(ya)(ya)(ya)力(li)(li)信號,當(dang)檢測到空(kong)(kong)調(diao)(diao)制(zhi)(zhi)(zhi)冷(leng)(leng)管路壓(ya)(ya)(ya)力(li)(li)過(guo)低(di)或過(guo)高時,控(kong)制(zhi)(zhi)(zhi)系統(tong)(tong)停止(zhi)對空(kong)(kong)調(diao)(diao)壓(ya)(ya)(ya)縮(suo)機(ji)(ji)離合器(qi)(qi)供電,壓(ya)(ya)(ya)縮(suo)機(ji)(ji)停止(zhi)運轉,以免對空(kong)(kong)調(diao)(diao)系統(tong)(tong)造成損(sun)壞。當(dang)制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)壓(ya)(ya)(ya)力(li)(li)達到一中等壓(ya)(ya)(ya)力(li)(li)值時,散熱(re)器(qi)(qi)風扇高速運轉,降低(di)空(kong)(kong)調(diao)(diao)制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)壓(ya)(ya)(ya)力(li)(li)。
然(ran)而僅靠單純的模仿(fang)是難以打動消費者的,華普又對(dui)車頭(tou)和車尾進行了改進。漆面質(zhi)量(liang)不錯,車身鋼板的用(yong)(yong)料也給人扎實的感覺做工用(yong)(yong)料相對(dui)精細,細致的操(cao)控(kong)按(an)鈕等觸感不錯。
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