柴油发电机组喷油泵供油过多的原因

Title : 柴油发电机组喷油泵供油过多的原因
Click Count: 463    Add Time: 2012-02-09
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  1、喷油泵柱塞调整得供油量过大,或是调节齿圈锁紧螺钉松脱而使调节齿圈位移,导致喷油泵供油量过大.
  2、调速器内限制齿条最大油量的调整螺钉调整过大或油门手柄限制螺钉调整过大.
  3、调速器中的机油过多,使供油量也会增多,并导致“飞车”·
  供油量偏多时,会使燃油消耗量增加,燃油燃烧不完全,柴油发电机排气冒黑烟,燃烧室内严重积炭,加速汽缸、活塞和活塞环的磨损,甚至使柴油发电机组出现过热和敲缸现象.所以根据以上的三点常见原因对机组做针对性的检查才能对症下药。
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