共軌燃油壓力調節器燃油壓力調節器的工作原理
燃油調節器的工作原理是由彈簧和氣室的真空度來協調油壓。當油壓高于標準值時,高壓燃油將向上推動膜片,球閥打開,多余的燃油將通過回油管流回油箱。當壓力低于標準值時,彈簧會壓迫隔膜,關閉球閥,停止回油。壓力調節器的功能是保持油路中的壓力恒定。如果油壓過低,噴油器會噴油過少或沒有油。如果油壓過高,油路會損壞或噴油器會損壞。
1、燃油(you)(you)(you)壓(ya)(ya)(ya)(ya)力(li)調(diao)節器是保(bao)證汽(qi)車油(you)(you)(you)路中(zhong)燃油(you)(you)(you)壓(ya)(ya)(ya)(ya)力(li)正常的部件(jian)。壓(ya)(ya)(ya)(ya)力(li)調(diao)節器內部有一個隔膜,起到(dao)控制壓(ya)(ya)(ya)(ya)力(li)閥開閉的作(zuo)用(yong)。當油(you)(you)(you)壓(ya)(ya)(ya)(ya)低于一定(ding)值時,壓(ya)(ya)(ya)(ya)力(li)閥關閉,油(you)(you)(you)路中(zhong)的壓(ya)(ya)(ya)(ya)力(li)因油(you)(you)(you)泵的壓(ya)(ya)(ya)(ya)力(li)而增(zeng)加。當壓(ya)(ya)(ya)(ya)力(li)超過(guo)(guo)規定(ding)壓(ya)(ya)(ya)(ya)力(li)時,隔膜打開,超壓(ya)(ya)(ya)(ya)燃油(you)(you)(you)通過(guo)(guo)回油(you)(you)(you)管(guan)流回油(you)(you)(you)箱(xiang),起到(dao)減(jian)壓(ya)(ya)(ya)(ya)的作(zuo)用(yong)。
2、燃(ran)(ran)油(you)壓力調節器(qi)的作(zuo)用是根據進(jin)氣歧(qi)管的壓力變化來調節進(jin)入噴(pen)(pen)油(you)器(qi)的燃(ran)(ran)油(you)壓力,使(shi)它們之間保(bao)持恒定的壓差,從而使(shi)噴(pen)(pen)油(you)器(qi)噴(pen)(pen)出的燃(ran)(ran)油(you)量只(zhi)取決于噴(pen)(pen)油(you)器(qi)的開啟時(shi)間。電子控(kong)制(zhi)單元可(ke)以通過控(kong)制(zhi)燃(ran)(ran)料噴(pen)(pen)射(she)時(shi)間來精確控(kong)制(zhi)燃(ran)(ran)料噴(pen)(pen)射(she)量。
燃(ran)油壓力(li)調(diao)節器的結構組成(cheng)
燃(ran)油壓力調節器主要的由燃(ran)油室和彈簧室2個(ge)(ge)(ge)部分組成,其金屬外殼(ke)的中間通過一個(ge)(ge)(ge)卷邊的膜片(pian)將殼(ke)體內腔分成兩個(ge)(ge)(ge)小(xiao)室,一個(ge)(ge)(ge)是彈簧室,內裝一個(ge)(ge)(ge)帶預緊(jin)力的螺旋彈簧作用在膜片(pian)上,彈簧室有一真空軟管連(lian)接至進氣歧(qi)管;另一室為(wei)燃(ran)油室,直(zhi)接連(lian)入供(gong)油總管。
型號精靈 精靈純潔(進口) 2004款 純潔 排量698mL類型轎車 上市時間2004年環保標準歐4 指導價11.8萬
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