600kw发电机机油泵的使用与保养方法?

2025-04-03 14:45:15
推荐回答(1个)
回答(1):

  1、600kw发电机润滑油经过机油泵,油道内装有限压阀。限压阀的作用是防止机油泵和润滑系统 内压力过高,以保证各部件的工作安全可靠。限压阀兼有旁通阀作用,当机油泵供油压力超过预定值时,限压阀打开,部分机油流向油底壳,从而降低出油压力。限压阀靠弹簧调整供油压力,弹簧的预紧力出厂时已经调整好,用户一般勿须调整。
  2、过大时机油泄油严重,机油压力降低,油量减少。间隙过小时,磨损严重。因此,对上述端面和径向间隙都有严格的要求。
  3、当供油压力降低后,如排除了柴油机的其他故障,应对机油泵进行检修。检修机油泵时,首先观察机油泵各处有没有漏油、烧伤等痕迹。若无则应检查限压阀、拆卸机油泵等,确定是否是限压阀弹簧变软或齿轮、泵体、端盖等磨损严重,必要时更换机油泵。
  4、机油压力过多时,应对限压阀进行拆检。重点检查限压阀是否能够打开。
  5、拆卸机油泵时,应特别注意勿损伤端盖、泵体的结合面及各定位销。
  参考资料:http://www.dwkg.com

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