scholarly journals A new differential algorithm based on S-transform for the micro-grid protection

2022 ◽  
Vol 202 ◽  
pp. 107590
Author(s):  
Abbas Langarizadeh ◽  
Saeid Hasheminejad
2014 ◽  
Vol 568-570 ◽  
pp. 270-273 ◽  
Author(s):  
Guan Qi Liu ◽  
Li Na Wu

The excellent time–frequency resolution of the modified S-transform (MST) makes it an attractive candidate for analysis and detection of harmonic in micro-grid. This paper presents a new approach for micro-grid harmonic detection based on the MST. Firstly, the MST was performed for the harmonic signal, and then the feature vectors were extracted from the resulting time-frequency matrix. Finally, the frequency, amplitude and phase of the harmonic were obtained by analyzing and processing these feature vectors. Simulation results show that the proposed approach can detect the harmonic in micro-grid with high accuracy and strong noise immunity.


2008 ◽  
Vol 128 (2) ◽  
pp. 199-206
Author(s):  
Yusuke Kondo ◽  
Takeyoshi Kato ◽  
Yasuo Suzuoki ◽  
Toshihisa Funabashi

2008 ◽  
Vol 128 (1) ◽  
pp. 32-38 ◽  
Author(s):  
Takaya Yamamoto ◽  
Tomihiro Takano ◽  
Yoshiyuki Takuma ◽  
Makoto Inoue ◽  
Gen Arao

2013 ◽  
Vol 133 (9) ◽  
pp. 1652-1657 ◽  
Author(s):  
Takeshi Nagata ◽  
Kosuke Kato ◽  
Masahiro Utatani ◽  
Yuji Ueda ◽  
Kazuya Okamoto ◽  
...  

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