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ƣ利辉浅谈东莞喷油的分类以及q泛q用
来源Q?a href='http://wquant.com/news/13.html'>http://wquant.com/news/13.html发布(zu)Q?014-12-30
今天编l大家讲的主要是针对Q?b>东莞ha的分cdq用Q让大家有一个更好的认识?/span>
h(feng)a(bu)(bu)中将燃a(bu)(bu)(ban)(ban)(yi)Qƈ分布在燃烧室(cong)(ling)I(hong)(que)混合的部(rang)(xi)。(xiao)(xiao)主要由(bian)(song)(song)油(gui)(gui)(gui)(gui)(man)和喷(song)(song)油(gui)(gui)(gui)(gui)(huan)组成。(xiao)(xiao)在盖(chou)的(fan)装(ling)|与(nao)度取决于燃烧室的设计。(xiao)(xiao)(song)(song)油(gui)(gui)(gui)(gui)的(fan)(song)(song)(ban)(ban)(kai)性包括雾(wei)化粒(lu)度、a(bu)(bu)(ban)(ban)ֈ(ke)布、a(bu)(bu)束方(yang)、射E(fu)和(jia)散锥角{()这些特(kai)性应W合柴a(bu)(bu)机(hong)烧系l(xi)(xi)(qing)要求(die)Q以(huan)(kua)(yang)气(que)形成和(chu)烧完(yu)善,q获得较(ji)(zha)(zhen)(qing)功(xi)(xi)()和(chu)效率()。(xiao)(xiao)(song)(song)油(gui)(gui)(gui)(gui)分(ru)ؓ(liao)(liao)和闭式两种。(xiao)(xiao)(fou)(liao)喷(song)(song)油(gui)(gui)(gui)(gui)l构单,(huan)雾(wei)化(chou)良,很少(ju)采用。闭(liao)喷(song)(song)油(gui)(gui)(gui)(gui)q(kua)(zhui)应用在各U柴Ҏ上?/span>
ha嘴由针阀和针阀体这一对精密偶件组成。调压弹将针阀紧压在针阀体上Q之呈关闭状态。当ha泵开始压?/span>,油\内()高压()L,q以声速由ha늫向喷油嘴端传播。a压作用到针阀的上锥面上,克服弹簧力针阀升vQ从而燃a进压力室经喷孔喷出。a泵一旦停止供油,油压下降Q在弹簧力作用下针阀当即关闭。调整弹的杄可以改变ha器开启压力。喷油器按头部Ş状分为孔式、u针式和节式?/span>4孔以(juan)的(huang)h(feng)(feng)a(zhao)(zhao)用(bang)半开式燃(hui)烧室Q孔(pao)数更(chan)(chan)(yang)(huang)h(feng)(feng)a(zhao)(zhao)大(chan)(chan)(yang)(bang)开式燃(hui)烧室(mo)(ta)U喷(song)油(gui)(jiao)(gan)(pao)可喷(song)出锥(nao)(gun)(chan)(chan)、(huo)(huo)(cui)E(nai)长的Ҏ(mo)孔(pao)数(ban)(huo)(huo)(pao)径和孔壁(zha)度(fen)(gui)(song)(ban)性有影(bian)(chen)Q依柴a机机(kui)(nai)定(mo)(ta)u(hun)式(fang)(huang)h(feng)(feng)a(zhao)(zhao)用(bang)涡(huo)(huo)(mo)预(zan)(fu){分(wen)式(fang)(zan)烧(yue)和(chan)(chan)合式燃(hui)烧室(juan)?/span>
(hun)阀头部(fei)u(jiang)(hun)穿q喷孔,(ren)(ren)(ren)(qian)成(dui)Ş(jian)喷射(kun)(kun)\(fan)Q(ben)能(huan)(huan)喷出的(li)(li)w(wei)呈空(jian)锥状。节(ba)式与(zhi)u(jiang)(hun)(guo)cMQ(ben)只(tuan)靠改(gui)轴针(qian)状(huan)(huan)K(qu)上(mian)时(duo)Ş(jian)成(song)(ba),(ren)(ren)(ren)(lian)以改(gui)h(feng)a(nao)(nao)律Q(ben)(mo)a(lian)(hong)(hong)(huan)(huan)柔和。喷(li)(li)(gui)嘴端与燃气接(nao)(nao),(ren)(ren)(ren)(wei)度很高。强化(jian)(mo)a(lian)(hong)(hong)用长型喷(li)(li)(gui)Q(ben)(hun)阀与(xiao)(qu)(huan)(huan)的_֯配合部分距燃烧室q些Q(ben)以免这(san)对(gui)件(duo)热膨(zhe)胀变Ş(jian)Q(ben)发生(zeng)滞。大型高强(hong)(hong)(mo)a(lian)采用冷(ti)式h(feng)a嘴(cui)另(lian)一U(zui)(li)W(you)h(feng)a(zhao),(ren)(ren)(ren)(hong)(hong)较小Q(ben)既便于(she)(sui)上布置Q(ben)又与燃气接(nao)(nao)少Q(ben)适用于(yi)型高(kun)(kun)柴(li)(li)Ҏ?/span>
我司是一家专业的Ȁ光镭?/a>、打标、雕dh的加工厂ӞƢ迎q大新老客h电咨询订购?/span>
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