为解决油色谱在线监测数据因环境和设备影响而导致的低准确度和噪声覆盖问题,文章提出了一种油色谱数据质量评价方案。研究构建了一个涵盖数据准确性、完整性、有效性、可靠性、合理性以及信噪比6个维度的综合健康因子评价体系,并创新性地提出了自适应小波分析方法计算信噪比,同时设计了改进的I-K-Means聚类算法评估数据可靠性。在此基础上,引入基于指标间相关性的评判标准重要性(criteria importance through intercriteria correlation
Ali Mohd Syukri,Abu Bakar Ab Halim,Omar Azimah,Abdul Jaafar Amirul Syafiq,Mohamed Siti Hajar.Conventional methods of dissolved gas analysis using oil-immersed power transformer for fault diagnosis: A review[J].Electric Power Systems Research,2023.
Wani Shufali Ashraf,Rana Ankur Singh,Sohail Shiraz,Rahman Obaidur,Parveen Shaheen,Khan Shakeb A..Advances in DGA based condition monitoring of transformers: A review[J].Renewable and Sustainable Energy Reviews,2021.
Taha Ibrahim B. M.,Ibrahim Saleh,Mansour Diaa Eldin A..Power Transformer Fault Diagnosis Based on DGA Using a Convolutional Neural Network With Noise in Measurements[J].IEEE ACCESS,2021.
Adapting to Unknown Smoothness via Wavelet Shrinkage[J].Journal of the American Statistical Association,1995(432).
T. Calinski,J. Harabasz.A Dendrite Method for Cluster Analysis[J].Communications in Statistics - Simulation and Computation,1974(1).