因此通过何种方法解决，使介质损耗因素值能不受或少受外部原因的干扰，从而较准确的实时反映设备绝缘状态就显得尤为重要。
Therefore, it's very important to find out how to avoid or reduce the external interfering to the data of dielectric lose factor, then help us to get the accurate status of equipment insulation.
谐波分析法是绝缘介质损耗因数在线测的方法，相应讨论影响介损在线监测精度的主要因素。
Harmonic wave analysis method is the insulator medium consume factor on line method and discussed hte effect on the main factor of the medium consume on line supervision precision.
电容型设备介质损耗因数的在线监测会受到环境因素的影响，对其进行合理修正非常必要。
Precision of on-line dielectric loss factor monitoring can be affected by environmental factors, so it is necessary to modify it.
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