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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Li Peng Duan Jian-dong Zhang Bao-hui Ren Jin-feng Ha Heng-xu |
| Copyright Year | 2005 |
| Description | Author affiliation: Dept. of Electr. Eng., Xi'an Jiaotong Univ. (Li Peng; Duan Jian-dong; Zhang Bao-hui; Ren Jin-feng; Ha Heng-xu) |
| Abstract | To minimize insecurity and instability of rapid developing power systems, the ultra-high-speed protection schemes are demanded. However, the application of the ultra-high-speed protection techniques suffers relatively low reliability and feasibility by its limitations such as lack of effective signal processing tools. The advent of the wavelet transform (WT) method, which possesses capabilities of providing accurate transient information in both time and frequency domain, gives a great impetus to investigating the possibility of improving ultra-high-speed protection. There are many mother wavelets we can use and these mother wavelets exhibit different attributes and performance criteria when applied to specific applications. Among them the best choice is a wavelet, which most strikingly exhibits the phenomena to be studied. In which, the key problem is how to choose proper wavelets to achieve ultra-high-speed protection algorithms. This paper analyzes the various characteristics of classical wavelets. Finally, on the basis of protection requirements and wavelet characteristic analysis above, this paper presents the selection criteria of wavelets for ultra-high-speed protection |
| Starting Page | 1 |
| Ending Page | 5 |
| File Size | 5967757 |
| Page Count | 5 |
| File Format | |
| ISBN | 0780391144 |
| DOI | 10.1109/TDC.2005.1547145 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2005-08-18 |
| Publisher Place | China |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Wavelet transforms Spline wavelets Daubechies wavelets Wavelet domain Power system transients wavelet transform ultra-high-speed protection Wavelet analysis Frequency domain analysis Power system protection Power system analysis computing Signal processing algorithms time-frequency character Signal processing Power system reliability |
| Content Type | Text |
| Resource Type | Article |
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