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山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)維曼機(ji)(ji)(ji)(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)是(shi)國內山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)行業(ye)網站(zhan),它實現了(le)為(wei)全(quan)國,山(shan)(shan)東等地提(ti)(ti)供柴油山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),靜音山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)租(zu)(zu)(zu)(zu)(zu)賃(lin),應(ying)急發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)車出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),租(zu)(zu)(zu)(zu)(zu)賃(lin)及柴油發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)配件相(xiang)關信息(xi)發(fa)(fa)(fa)(fa)(fa)布功(gong)能.山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)網致(zhi)力于為(wei)更(geng)多企業(ye)的提(ti)(ti)供更(geng)專業(ye)的山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),租(zu)(zu)(zu)(zu)(zu)賃(lin)服務. 山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)租(zu)(zu)(zu)(zu)(zu)賃(lin),應(ying)急發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)車出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)車出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu),山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),江(jiang)蘇山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),保定山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),沈陽山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),阜新山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),山(shan)(shan)東山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),濟南山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),唐(tang)山(shan)(shan)山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),秦皇(huang)島(dao)山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si),鹽(yan)城(cheng)(cheng)(cheng)(cheng)(cheng)山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)公(gong)司(si)(si)(si)維曼山(shan)(shan)西(xi)(xi)晉(jin)(jin)(jin)(jin)(jin)(jin)(jin)(jin)城(cheng)(cheng)(cheng)(cheng)(cheng)發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)出(chu)(chu)(chu)(chu)(chu)租(zu)(zu)(zu)(zu)(zu)提(ti)(ti)示您不重視潤滑系統磨損問題有可能導致(zhi)柴油發(fa)(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)報廢

  隨著國內技術進步、材料品質的,柴油發電機日益向大馬力、重負荷方向發展需要。較之以往柴油發電機對其各工作機構系統以及運動部件可靠性的要求也相應提高。其中潤滑系統的技術狀況就直接影響發電機的動力性、經濟性、耐用性和使用可靠性。潤滑系統的工作不正常,可加速個部零件的早期磨損,或造成機件或發電機總成的損壞直至報廢等嚴重的機械事故。下面康明斯公司結合具體工作,試對柴油發電機潤滑系統統的常見故障加以分析。
 
  1. 機油壓力忽高忽低。發電機在剛啟動到溫度正常時機油壓力也隨之正常。轉速高時高,轉速低時略低也屬正常。壓力忽高忽低、機油壓力表指針反復擺動屬不正常故障現象。應從以下幾方面著手分析處理。(1)油量不足,通過機油尺可以發現。當發電機啟動時,油壓正常,隨后下降到0.1MPa以下,中高速運轉時壓力又會上升一點,一會隨著溫度的升高,機油壓力會降的更低。(2)機油粘度過大過臟,使機油集濾器部分堵塞。隨著油門的變化,機油壓力表的表針也上下擺動。此時應及時清洗油道。機油集濾器和粗、細濾器、更換機油。(3)機油限壓閥或旁通閥壓力彈簧形變或折斷、開閉失常,也能造成機油壓力的忽高忽低,應及時的應對修理。
 
2. 機油消耗量增加。柴油發電機在正常運轉時機油的消耗量相當于柴油消耗量的1%~1.5%,為0.7~3.7克/千瓦.小時。超過此標準則視為過量消耗。一般機油過量耗損的原因應從以下幾方面著手分析處理。(1)漏機油。曲軸前后油封損壞漏油;油管、油箱、機油弗列加濾清器、機油散熱器、增壓器油封油管漏油;油底殼與機體、油管接頭、正時齒輪室與缸體等結合密封不嚴而漏油,使機油消耗量增加。(2)機油參與了發電機的燃燒。就是我們常說的燒機油。由于活塞環過度磨損,活塞環邊隙、側隙、背隙、開口間隙過大;活塞環失去彈力,或因積炭燒結卡死在環槽內;刮油環油孔道堵塞;此時伴有排氣管有大量的藍色濃煙冒出,且冷車時有金屬敲擊聲(敲缸),使機油消耗量過大。(3)曲軸箱通風不暢。發電機工作過程中,使用中應保持曲軸箱通風管的通暢,負壓閥片不變形、粘連或裝錯;通風管不能有急彎;更不能圖省事取消通風管而用木塞之類的東西將其堵死。
  柴油(you)(you)發(fa)(fa)電(dian)(dian)(dian)機工(gong)(gong)作時(shi),各運(yun)動(dong)零(ling)件(jian)之間存在一(yi)定的(de)(de)相互作用力(li),并伴隨高速的(de)(de)相對運(yun)動(dong),零(ling)件(jian)表面必然要產(chan)生(sheng)摩(mo)(mo)擦(ca)(ca),加(jia)速磨損(sun)。因此,為了減(jian)(jian)輕磨損(sun),減(jian)(jian)小摩(mo)(mo)擦(ca)(ca)阻(zu)力(li),延長使用壽命,發(fa)(fa)電(dian)(dian)(dian)機上(shang)都必須有(you)潤滑系統(tong)。潤滑系統(tong)在柴油(you)(you)發(fa)(fa)電(dian)(dian)(dian)機工(gong)(gong)作時(shi)連(lian)續不斷地(di)把數量足夠(gou)、溫度適當的(de)(de)潔凈(jing)機油(you)(you)輸(shu)送到全部(bu)傳動(dong)件(jian)的(de)(de)摩(mo)(mo)擦(ca)(ca)表面。并在摩(mo)(mo)擦(ca)(ca)表面之間形成油(you)(you)膜,實(shi)現液體摩(mo)(mo)擦(ca)(ca)。到減(jian)(jian)小摩(mo)(mo)擦(ca)(ca)阻(zu)力(li)、降低功率消耗(hao)、減(jian)(jian)輕機件(jian)磨損(sun),提高發(fa)(fa)電(dian)(dian)(dian)機工(gong)(gong)作可靠性和耐久性。

  柴油(you)發電機潤滑(hua)系統的(de)功用(yong)(yong)(yong)(yong):潤滑(hua)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong):將機油(you)不斷她(ta)供給運動(dong)零件的(de)摩(mo)擦(ca)(ca)(ca)表(biao)面(mian)(mian),形(xing)成(cheng)一定的(de)油(you)膜(mo),少(shao)零件的(de)摩(mo)擦(ca)(ca)(ca)和磨(mo)損;冷卻作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong):潤滑(hua)油(you)在(zai)潤滑(hua)各摩(mo)擦(ca)(ca)(ca)表(biao)面(mian)(mian)的(de)同(tong)時,吸收(shou)(shou)各摩(mo)擦(ca)(ca)(ca)表(biao)面(mian)(mian)的(de)熟(shu)量,降低各摩(mo)擦(ca)(ca)(ca)表(biao)面(mian)(mian)的(de)溫度;清潔作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong):潤滑(hua)油(you)在(zai)循環流動(dong)中(zhong),可摩(mo)擦(ca)(ca)(ca)表(biao)面(mian)(mian)的(de)磨(mo)屑等雜(za)質;密封作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong):在(zai)運動(dong)零件之間、氣缸壁上形(xing)成(cheng)的(de)油(you)膜(mo)可以高零件的(de)密封效果(guo);防銃(chong)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)。在(zai)零件表(biao)面(mian)(mian)形(xing)成(cheng)油(you)膜(mo),防止金屬機件發生氧化銃(chong)蝕(shi);液壓作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong):可以利用(yong)(yong)(yong)(yong)潤滑(hua)油(you)作(zuo)(zuo)(zuo)液壓油(you);緩沖(chong)(chong)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong).在(zai)運動(dong)零件表(biao)面(mian)(mian)形(xing)成(cheng)油(you)膜(mo),吸收(shou)(shou)沖(chong)(chong)擊小(xiao)振動(dong)。

  柴油(you)(you)發(fa)電機(ji)(ji)燃油(you)(you)系統(tong)機(ji)(ji)油(you)(you)的(de)(de)早期變(bian)質,消耗量過大;系統(tong)壓力過高、過低;溫度不正(zheng)常(chang)等都是柴油(you)(you)發(fa)電機(ji)(ji)常(chang)見的(de)(de)故障(zhang)在系統(tong)的(de)(de)表(biao)現形(xing)式(shi)。及時準確的(de)(de)發(fa)現、分析、判斷故障(zhang)在系統(tong)中的(de)(de)位置,認(ren)真的(de)(de)加以排除(chu),對保障(zhang)柴油(you)(you)發(fa)電機(ji)(ji)的(de)(de)正(zheng)常(chang)運行,提高使(shi)用壽(shou)命,充分發(fa)揮機(ji)(ji)械的(de)(de)使(shi)用性(xing)能至(zhi)關重要




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柴油山西晉城發電機出租公司解析發生拉缸的原因有哪些 柴油發電機的“拉缸”也有人稱為“咬缸”。它是在氣缸及活塞環表面上沿著活塞運動方向出現的條紋狀、帶有顏色的損傷。發生拉缸時,氣缸套的磨損非常劇烈,可達正常磨損的幾十甚至幾百倍。發生拉缸后,柴油機的外部特征是聲音發生變化,排氣冒黑煙。其后果是活塞、活塞環及氣缸套工作表面被破壞,氣體密封失效,機油的消耗量及竄氣量迅速增加,使發動機不能正常運轉,甚至在很短的時間內,由于活塞、活塞環與缸套咬死而停車。 柴油發電機組拉缸的主要原因實際上是活塞、活塞環與氣缸套表面由于高溫而“熔接”拉傷。即活塞不與氣缸套之間由于油膜中斷產生干磨擦,熾熱的磨擦熱引起金屬的顯微熔化而粘著,并將附近的金屬質點扯斷。產生拉缸的根本的原因是油膜中斷。根據氣體密封的要求,活塞環與氣缸套之間的間隙應盡可能小,這就使它們的潤滑條件十分不利。缸套與活塞環的磨擦情況取決于活塞環的彈力、工作溫度、滑動速度、油膜分布、零件的質量及磨合情況等。當由于接觸表面超負荷,使氣缸套表面與活塞環工作面之間由于直接接觸而劇烈磨擦,產生大量的磨擦熱,使工作表面的溫度急劇上升,其后果是兩個磨擦表面熔接粘附而造成拉傷。 由此可見,供油狀況不良,竄氣嚴重,零件過大的接觸應力破壞油膜,是造成拉缸的主要原因。除了潤滑、配合間隙、零件制造質量外,使用不當也會造成拉缸,具體情況如下: 1.活塞與氣缸套配合間隙過小,或在正式帶負荷工作以前沒有經過良好的磨合。 2.潤滑不良,如間隙小、機油稀或在裝配時未涂油等。 3.柴油機過熱。 4.裝配時機體不清潔或活塞裝得太死。 5.活塞及活塞環質量差。 從柴油發電機組的使用角度講,還要注意盡量避免突然增加負荷或緊急停車,起動前好用搖把將曲軸轉動幾圈,使磨擦表面保持一定的潤滑油。

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