提出了一种新的基于改进灰色关联分析的变压器故障识别方法。
An improved grey relation analysis method is brought forward which is based on the concept of Group relation Index.
在分析瞬时功率频谱特性的基础上，提出了一种基于瞬时功率的变压器励磁涌流和内部故障电流识别新方法。
A new method, based on the analysis of frequency spectrum of instantaneous power, for the discrimination between internal fault currents and inrush currents in transformer is proposed.
最后根据关联序识别变压器绝缘故障诊断。
Finally, according to the relational sequence, the insulation fault is identified for power transformers.
转换性故障的准确识别是变压器差动保护亟待解决的难题之一。
Distinguishing the transferring fault is one of difficulties for transformer differential protection.
通过对电力变压器故障诊断问题和语音识别问题的比较分析，论述了HMM应用于电力变压器故障诊断的可行性。
Finally, by comparing to speech recognition, the feasibility of the HMM methods applied to power transformer faults diagnosis is discussed.
浅析浅析了目前区分变压器励磁涌流和故障电流的多种原理及存在的不足，提出了利用模糊识别原理来识别变压器励磁涌流的策略。
The paper analyses many theory of the current distinction between transformer inrush current and fault current and their problems and puts forward a method which is using the fuzzy recognition theory.
浅析浅析了目前区分变压器励磁涌流和故障电流的多种原理及存在的不足，提出了利用模糊识别原理来识别变压器励磁涌流的策略。
The paper analyses many theory of the current distinction between transformer inrush current and fault current and their problems and puts forward a method which is using the fuzzy recognition theory.
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