BENTLY 133819-01

第二类故障多发点在阀门或闸板这一类的设备上，因为这类设备的关键执行部位，相对的位移一般较大，或者要经过电气转换等几个步骤才能完成阀门或闸板的位置转换，或者利用电动执行机构推拉阀门或闸板的位置转换，机械、电气、液压等各环节稍有不到位就会产生误差或故障。长期使用缺乏维护，机械、电气失灵是故障产生的主要原因，因此在系统运行时要加强对此类设备的巡检，发现问题及时处理。我厂对此类设备建立了严格的点检制度，经常检查阀门是否变形，执行机构是否灵活可用，控制器是否有效等，很好地保证了整个控制系统的有效性。

 

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