Application of Gabor transform technique to supervise power system transient harmonics

被引:24
作者
Huang, SJ
Huang, CL
Hsieh, CT
机构
[1] Kaohsiung Polytechnic Institute, Department of Electrical Engineering, Ta-Hsu, Kaohsiung
关键词
Gabor transform; harmonics; arc furnaces; inrush current;
D O I
10.1049/ip-gtd:19960534
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A novel approach to visualising power system harmonic trends is proposed. The Gabor transform technique, embedded with a Gaussian-like window function, is applied to help monitor harmonic variations in the time dimension. Using the proposed scheme, power system transient harmonics can be closely observed. The proposed method has been tested for the inspection of inrush current harmonics of transformers and industrial are furnace disturbances. The results demonstrate the merits of the proposed method for the applications.
引用
收藏
页码:461 / 466
页数:6
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