空(kong)調壓力(li)(li)傳感器(qi)壓力(li)(li)傳感器(qi)是一(yi)種能(neng)將檢測到的(de)壓力(li)(li)信號轉換成電(dian)子信號,由電(dian)腦板芯(xin)片進(jin)行微(wei)處理,根(gen)據壓力(li)(li)檢測的(de)結果對空(kong)調機的(de)零部件進(jin)行精細的(de)控(kong)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)調壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)是自動(dong)空(kong)(kong)調控制(zhi)(zhi)(zhi)(zhi)系統的一(yi)個傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)元(yuan)件,其作用是防止(zhi)制(zhi)(zhi)(zhi)(zhi)冷(leng)系統在(zai)極限制(zhi)(zhi)(zhi)(zhi)冷(leng)劑管路壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)下工作,并(bing)幫助(zhu)控制(zhi)(zhi)(zhi)(zhi)發(fa)(fa)動(dong)機(ji)冷(leng)卻風(feng)(feng)扇的轉速。 壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)安裝在(zai)發(fa)(fa)動(dong)機(ji)艙內空(kong)(kong)調高壓(ya)(ya)(ya)(ya)(ya)管路上。該傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)向發(fa)(fa)動(dong)機(ji)ECM或空(kong)(kong)調控制(zhi)(zhi)(zhi)(zhi)單元(yuan)輸(shu)出壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)信號,當檢測到(dao)空(kong)(kong)調制(zhi)(zhi)(zhi)(zhi)冷(leng)管路壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)過低(di)或過高時,控制(zhi)(zhi)(zhi)(zhi)系統停止(zhi)對(dui)空(kong)(kong)調壓(ya)(ya)(ya)(ya)(ya)縮機(ji)離(li)合器(qi)供電,壓(ya)(ya)(ya)(ya)(ya)縮機(ji)停止(zhi)運轉,以免對(dui)空(kong)(kong)調系統造(zao)成損壞(huai)。當制(zhi)(zhi)(zhi)(zhi)冷(leng)劑壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)達到(dao)一(yi)中等壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)值時,散熱器(qi)風(feng)(feng)扇高速運轉,降低(di)空(kong)(kong)調制(zhi)(zhi)(zhi)(zhi)冷(leng)劑壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)。
謳歌(ge)RDX在2012年4月(yue)北京(jing)車展(zhan)上亮相的(de)新(xin)一代謳歌(ge)RDX定于該(gai)年9月(yue)上市銷(xiao)售。新(xin)車發動(dong)(dong)機(ji)由并配(pei)以質量(liang)更輕的(de)新(xin)式SH-AWD全(quan)輪驅動(dong)(dong)系統。物超所(suo)值的(de)一款高端SUV。
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