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<div class="mbx">当前位置：<a href="/">首页</a> › <a href="/CumminsNews-2/">新闻资讯</a> › <a href="/CumminsNews-2/a2/">常见问题</a> › 柴油发电机带不起负载的原由	</div>
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<h1 class="h1">柴油发电机带不起负载的原由</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: 2026-01-12　　访问量:8</div>
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<p>柴油发电机带不起负荷是指发不出应有的功率，其表现通常为柴油发电机达不到应有速度，即使达到应有的速度，稍加负荷排烟管便冒出黑烟；排气声不均匀；速度减少；运行不平稳等.同一台柴油发电机，容量的大小不仅与速度有关，而且与供油量的大小，柴油燃烧性能的好坏等要素有关。</p><p>空气过滤器不清洁会造成阻力增加，空气流量减轻，充气效率下降，导致发动机供电不足。应根据要点清洗柴油空气滤清器芯子或解决纸质滤芯上的灰尘，必要时更换滤芯；</p><p>排气管阻塞会造成排烟不畅通，燃油效率下降。动力不佳。应检验是否由于排烟管内积炭太多而造成排气导阻力增加，一般排烟背压不宜超过3.3Kpa，平日应经常清降排气管内的积炭；</p><p>供油提前角过度或过小会造成油泵喷油时间过早或过晚（喷油时间过早则燃油燃烧不充分，过晚则会冒白烟，燃油也会燃烧不充分），使燃烧流程不是处于较佳状态。此时应检修喷油传动轴接合器螺钉是否松动，如果松动，则应重新按照要求调节供油提前角，并拧紧螺钉。</p><p>由于活塞与缸套拉伤严重或磨耗过，以及活塞环结胶造成摩擦损失增大，造成发动机自身的机械损失增大，压缩比减轻，很难起动或燃烧不充分，下充气增大，漏气严重。此时，应更换缸套、活塞和活塞环。</p><p>油路不畅，进气受阻，遭成混合和气过稀或过浓；点火时间过迟或触点间隙过小或过量；发动机排烟管漏气；高压分线漏电或脱落，分电器插孔漏电或窜点；分电器凸轮磨损不均或火花塞积炭过多，裂损漏电。</p><p>汽缸盖与缸体结合面漏气，起动时有有一股气流从衬垫处冲出：气缸盖大螺帽松动或衬垫故障。缸垫不密封，烧蚀；气门座圈烧蚀，不密封或脱落；气门弹簧过软工作不佳；活塞环咬死或对口；活塞配缸间隙过度。</p><p>检测柴油发电发电机组是否正常工作的一项重要指标就是输出容量是否稳定正常，而许多用户会困惑，为什么柴油发电发电机组运行一段时间后会功率无劲，而柴油发电发电机组供电不足将会影响电工供应工作的进程。首先检修冷却器和散热器，清除水垢；检查有关管路是否径过小。如环境温度偏高应改进通风，临时加强冷却举措。气缸组件故障：此时不但功率无力，而且有漏气，进气管排黑烟，有异样的敲击声等情形。</p><p>4、将柴油滤清器的滤芯与输油泵拆卸下来，检测进油滤网是否清洁，若滤网清洁，则应检验一下喷油嘴是否雾化良好<a href="http://www.szkcfdj.com" target="_blank">康明斯发电机组价格一览表</a>。</p><p>7<a href="http://www.szkcfdj.com" target="_blank">发电机厂家</a>、经过以上六步的检验，如果柴油发电发电机组仍然存在动力无劲的情形，则检修一下发电机组汽缸压力是否正常。</p><p>柴油发电机速度控制器内部的调速弹簧产生弹力减弱或本身调整错误，连杆轴瓦与曲轴的间隙过量，各轴瓦、衬套与轴颈间出现拉伤现象，活塞、活塞环将气缸套拉伤，柴油发电机内部气缸压缩压力不足<a href="http://www.szkcfdj.com" target="_blank">无锡康明斯发电机有限公司</a>，使柴油燃烧不充分等，均会引起柴油发电机动力下降。</p></div><a href="http://www.szkcfdj.com/" target="_blank">http://www.szkcfdj.com</a>
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