空調壓力(li)傳感器(qi)壓力(li)傳感器(qi)是一(yi)種能(neng)將檢測到的(de)壓力(li)信(xin)號轉換成電(dian)子(zi)信(xin)號,由電(dian)腦板芯片(pian)進行(xing)微處理,根據壓力(li)檢測的(de)結(jie)果對空調機的(de)零部件進行(xing)精細(xi)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(diao)(diao)壓(ya)(ya)力傳(chuan)感(gan)(gan)器(qi)(qi)(qi)是(shi)自動(dong)空(kong)(kong)調(diao)(diao)控制系統(tong)(tong)的一(yi)個傳(chuan)感(gan)(gan)器(qi)(qi)(qi)元(yuan)件,其作用是(shi)防止(zhi)(zhi)制冷(leng)(leng)(leng)系統(tong)(tong)在(zai)極限制冷(leng)(leng)(leng)劑(ji)管(guan)路壓(ya)(ya)力下工作,并幫助(zhu)控制發動(dong)機(ji)(ji)冷(leng)(leng)(leng)卻風扇的轉(zhuan)速。 壓(ya)(ya)力傳(chuan)感(gan)(gan)器(qi)(qi)(qi)安裝(zhuang)在(zai)發動(dong)機(ji)(ji)艙內(nei)空(kong)(kong)調(diao)(diao)高壓(ya)(ya)管(guan)路上。該(gai)傳(chuan)感(gan)(gan)器(qi)(qi)(qi)向發動(dong)機(ji)(ji)ECM或空(kong)(kong)調(diao)(diao)控制單元(yuan)輸出壓(ya)(ya)力信(xin)號,當檢測(ce)到(dao)空(kong)(kong)調(diao)(diao)制冷(leng)(leng)(leng)管(guan)路壓(ya)(ya)力過低或過高時,控制系統(tong)(tong)停(ting)止(zhi)(zhi)對空(kong)(kong)調(diao)(diao)壓(ya)(ya)縮機(ji)(ji)離合(he)器(qi)(qi)(qi)供電,壓(ya)(ya)縮機(ji)(ji)停(ting)止(zhi)(zhi)運(yun)轉(zhuan),以免對空(kong)(kong)調(diao)(diao)系統(tong)(tong)造成(cheng)損壞。當制冷(leng)(leng)(leng)劑(ji)壓(ya)(ya)力達到(dao)一(yi)中等壓(ya)(ya)力值時,散熱器(qi)(qi)(qi)風扇高速運(yun)轉(zhuan),降(jiang)低空(kong)(kong)調(diao)(diao)制冷(leng)(leng)(leng)劑(ji)壓(ya)(ya)力。
慶(qing)(qing)鈴(ling)(ling)RODEO多(duo)功能車(che)(che)是(shi)ISUZU公(gong)(gong)司(si)推(tui)向(xiang)市(shi)場的四門長(chang)軸距(ju)的多(duo)功能車(che)(che),作為中(zhong)(zhong)國重慶(qing)(qing)與(yu)日(ri)本五(wu)十(shi)鈴(ling)(ling)汽車(che)(che)公(gong)(gong)司(si)的合作產品(pin),慶(qing)(qing)鈴(ling)(ling)競(jing)技者(zhe)引進了五(wu)十(shi)鈴(ling)(ling)的技術,公(gong)(gong)司(si)于99年初在(zai)全(quan)國汽車(che)(che)市(shi)場上(shang)率先推(tui)出了在(zai)中(zhong)(zhong)國的首部(bu)SUV多(duo)功能車(che)(che)----慶(qing)(qing)鈴(ling)(ling)RODEO競(jing)技者(zhe),其原型車(che)(che)為ISUZU RODEO。
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