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<h1 class="h1">柴油发电机无法启动或起动困难故障大全</span></h1>
<div class="text">发布来源：康柴（深圳）电力技术有限公司　　发布日期: 2024-05-05　　访问量:4369</div>
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<p>摘要：柴油机启动困难或不能启动是柴油发电机使用中常见故障之一。从导致柴油机启动困难的燃油供给系统工作不良、汽缸压缩压力不够、电启动系统故障、环境温度过低四个方面进行讨论和分析。柴油发电机无法启动的原因有很多种，但是只要找到原因并采取相应措施，就可以解决故障。因此，在正常启动柴油发电机的过程中，及时排查故障并维修是非常重要的。<span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt"><br></span></b></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">一、柴油机启动故障的原因</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt"><br></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt"><span>&nbsp; &nbsp; &nbsp; 从柴油机的工作过程可知，柴油机能正常启动必须有一定的启动转速，压缩终了气体的压力要达</span><span>2940～4950 kPa,温度达500～700℃</span></span><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>柴油的自燃温度为</span><span>300～500℃</span></span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">,喷雾良好，形成可燃混合气，供油适时等。因此，当柴油机反复多次启动操作还不能着火，或刚启动就马上熄火。这时就需要围绕上述因素寻找原因。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">1</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">燃油供给系统工作不良</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油流动不畅。可能原因：油箱内油量不足，油箱开关未打开，柴油滤芯、滤网堵塞，油箱盖通气孔堵塞等。可采用松开喷油泵进油管接头螺栓，查看油流流出是否正常。若不正常，由油箱开始逐项检查，并排除发现的故障。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油中有水。放掉柴油滤清器壳体中和油箱底部的水。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">油路中有空气或柴油中有水。管路漏气，空气进入油路。其原因多是油管接头未拧紧，密封垫损坏，油管破裂等。如确定油路中有空气要立即排除。排除的方法是：首先将油箱加满油，在油路密封性良好的情况下，先用手油泵供油，再拧松柴油滤清器上的放气螺钉排出空气，直到从放气螺孔流出的燃油中不含气泡为止，然后拧紧放气螺钉。用同样的方法拧松喷油泵上的放气螺钉，将喷油泵低压油腔中的空气排尽后再拧紧。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">4</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">喷油泵柱塞副磨损严重，出油阀磨损严重或卡死，柱塞弹簧折断等，使喷油泵泵油很少或不泵油。若确定故障发生在喷油泵，则应对其进行拆检。当柱塞偶件或出油阀偶件磨损严重时，应更换新机件，并拧紧出油阀紧座，调整油门拉杆和供油齿条位置至规定状态。更换新机件的喷油泵应重新在喷油泵试验台上调整至规定技术要求。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">5</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">喷油器雾化不良或针阀卡死，喷油压力低。检查喷油器时，要详细查看其是否喷油、有无滴漏，并在喷油器试验器上进行压力、喷雾状态及射程等项目检测；必要时拆检喷油器，查看其弹簧弹力状况，针阀有无卡滞，喷孔有无堵塞等。喷油器更换磨损件后，必须在试验器上重新校正后，方可安装使用。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">6</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">供油提前角不正确。供油时间过晚，则不易启动；供油时间过早，则启动时易反转。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">7</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">对单缸机，若涡流室镶块的启动孔堵塞，或更换镶块时位置装错，则启动困难，或不能启动。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">2</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">汽缸压缩压力不够</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">气门间隙过小或无间隙，使进排气门工作中不能关闭严，应重新调整气门间隙。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">气门及气门座密封环带处出现麻点、凹穴和烧损使气门漏气。轻者用研磨气门即可恢复气门的密封性；重者则应用气门铰刀铰削后研磨，必要时还应更换气门和气门座。新换气门导管及气门座后，如气门座铰削不好，也会出现漏气，此时应重新铰削。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>汽缸垫漏气，应用扭力扳手检查缸盖螺母扭紧力矩是否在</span><span>254.8～294N·m之间，拧紧缸盖螺母时应多次、均匀地对角拧紧。若缸盖螺母已按规定力矩扭紧后汽缸垫处仍然漏气，则应检查汽缸垫是否烧损，缸盖和机体接合面是否有脏物或其它缺陷，必要时应修整机体、缸盖或更换汽缸垫。</span></span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">4</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">喷油器座孔铜垫处漏气，故障一般常发生在新换缸盖或拆装喷油器之后。若喷油器漏装铜垫应及时补上；喷油器压板装反应及时纠正；若喷油器压板螺母扭紧力不均匀，应拧紧螺母。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">5</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>减压螺钉调整不对，减压手柄无自由行程，减压轴抵住气门摇臂及进气门，使进气门关闭不严，这时应调整减压器，使减压手柄的自由行程在</span><span>5°~10°之间。</span></span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">6</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">汽缸套、活塞环、活塞磨损超限。汽缸套与活塞组件磨损，造成缸塞配合间隙过大，燃烧室混合气泄漏到曲轴箱。缸塞组件过度磨损后，柴油机表现为压缩力不足，启动困难，排气管冒黑烟或者蓝烟，燃油消耗和机油消耗增加，活塞与汽缸套有不正常杂音，不减压可轻松摇动曲轴，柴油机功率明显不足。这时应更换新件。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">7</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">排气管不畅通、配气正时不正确，及活塞环卡死、开口重叠也会导致汽缸压缩压力不足，柴油机启动困难。排气管不畅通，应清除异物，使排气顺畅；对配气正时不正确，要正确地调整配气相位；对活塞环卡死、开口重叠，应更换活塞环，安装时开口错开。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">3</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">电启动系统故障</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）起动机</span><span style="font-family:微软雅黑;font-size:10.5000pt">外部故障。电路接线松脱，蓄电池电解液液面低，蓄电池电压低</span><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">电不足</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">;启动电机齿轮不能与飞轮齿圈啮合，将飞轮转一个角度，必要时修理启动电机的电磁开关。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">控制装置故障。电磁开关触点烧损或不能与接触盘接触，电磁开关线圈断路或短路，电动继电器损坏。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）起动机</span><span style="font-family:微软雅黑;font-size:10.5000pt">内部故障。电枢轴弯曲或轴承过紧，换向器脏污或烧坏，电刷磨损过度或弹簧过软，电枢绕组或励磁绕组短路或断路。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt"><br></span></p><p style="text-align:center"><span style="font-family:微软雅黑;font-size:10.5000pt"><img src="//c.b2b168.net/photo/2024/05/05/14/202405051420209876594.png" alt="起动机电刷位置图"><br></span></p><p style="text-align:center"><span style="font-family:微软雅黑;font-size:10.5000pt"><span style="text-wrap:*">起动机电刷位置图</span><br></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt"><br></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">4</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">环境温度过低</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>环境温度过低，导致启动扭矩过低。对于电启动柴油机来说，其启动扭矩的大小与蓄电池的容量有关。蓄电池工作的较佳环境温度在</span><span>10～40℃之间。当环境温度降低时，蓄电池电容量随之降低，柴油机启动扭矩大幅度减小。</span></span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">环境温度过低，导致启动阻力矩增大。低温条件下，柴油机机油、齿轮油黏度增大、流动性变差，增大了柴油机启动阻力矩，使启动困难。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">环境温度过低，进气温度和压力过低。低温条件下，柴油机汽缸内的进气温度很低，压缩终了时的混合气温度达不到压燃所需温度，还会造成压缩空气的压力低于正常启动时所需压力。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt"><br></span></b></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">二、预防启动故障的方法</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt"><br></span></b></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">1、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">冷却系统</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">日常维护</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">打开水箱顶部的水箱盖，检查水箱的冷却液是否已加满，如冷却液不够，须予以加满，并较终旋紧水箱盖。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查水箱的散热管、上下水室，发动机的水管及连接胶管有无破损及渗漏现象，水泵皮带有无破损及松驰。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">如</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">采用开式循环，必须先起动开式循环的水泵、冷却塔及打开相关阀门，检查整个冷却系统无渗漏，整个开式循环冷却系统是否处于正常的工作状态。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">4</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>若机房室内气温低于</span><span>0℃时，在</span></span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">起动前还必须采用水加热器对发动机的冷却液进行加热，以保证</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">的起动成功，同时须根据机房室内的较低气温状况确定防冻液和水的混合比例，确保不因气温过低导致冷却液凝固结冰从而损坏发动机本体。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">2、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">燃油系统</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">日常维护</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">对日用油缸和柴油过滤器进行放残，打开日用油缸和柴油过滤器底部的放残阀将柴油中的杂质及水份放掉。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查日用油缸到</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">的油管阀门是否已打开，</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">的进回油管有无渗漏和漏气现象。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>若大气气温高于</span><span>0℃时，应采用0#工业柴油，若大气气温低于0℃时，应采用-20#工业柴油。</span></span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">4</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查柴油过滤器的工作时间是否已超过法定更换时间，如采用的柴油较脏，必须缩短柴油过滤器的更换时间，为保证</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">燃油系统正常的工作和更长的工作寿命，建议在日用油缸和柴油过滤器之电量，建议采用浮充电器对蓄电池进行日常充电。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">3、</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">其它系统</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt">的日常维护</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">1</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查风扇皮带、充电机皮带的张紧程度及皮带有无破损；</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">2</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查风扇及水箱的内腔有无杂物；</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">3</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查发动机的水温传感器、油压传感器、水温报警器、油压报警器及水箱低水位报警器及接线是否正常；</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">4</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查发动机本体上面及</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机</span><span style="font-family:微软雅黑;font-size:10.5000pt">电控箱上面有无杂物，</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机</span><span style="font-family:微软雅黑;font-size:10.5000pt">进排风防护罩是否安装，必要时还要对</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机</span><span style="font-family:微软雅黑;font-size:10.5000pt">内部进行检查有无异物进入；</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">5</span><span style="font-family:微软雅黑;font-size:10.5000pt">）</span><span style="font-family:微软雅黑;font-size:10.5000pt">检查</span><span style="font-family:微软雅黑;font-size:10.5000pt">柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt"><span>的电源输出开关是否处于</span><span>“OFF”的断开位置，</span></span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">6</span><span style="font-family:微软雅黑;font-size:10.5000pt">）柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">的输出电缆的绝缘状态是否正常；</span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">（</span><span style="font-family:微软雅黑;font-size:10.5000pt">7</span><span style="font-family:微软雅黑;font-size:10.5000pt">）柴油发电机组</span><span style="font-family:微软雅黑;font-size:10.5000pt">控制箱内的电气元件状态是否处于正常状态，所有的电气接线有无松脱、断路或短路。</span><span style="font-family:微软雅黑;font-size:10.5000pt"></span></p><p><span style="font-family:微软雅黑;font-size:10.5000pt">&nbsp;</span></p><p><b><span style="font-family:微软雅黑;font-size:10.5pt">总结：</span></b><b><span style="font-family:微软雅黑;font-size:10.5pt"></span></b></p><p><span style="font-family:微软雅黑;font-size:10.5000pt"><span>&nbsp; &nbsp; &nbsp; 柴油机启动困难是柴油发电机常见故障，以上所列举康明斯柴油机不能启动或启动困难一些具有代表性的故障，以及引起这些故障常见原因及排除方法。并指出，故障的消除，如果不事先查明并确定机械故障发生的原因，而企图用试探的方法消除故障，则只会给柴油机招致更大的损害。柴油机故障原因多样性，不是定义的，应视具体情况在机理上作具体分析，才能</span><span>“对症下药”。</span></span></p></div><a href="http://www.gdkmsfdj.com/" target="_blank">http://www.gdkmsfdj.com</a>
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