Characteristics of electromagnetic Taiwanese-Railway signals and the signals' influences on magnetotelluric measurements

• Published in: TAO : Terrestrial, atmospheric, and oceanic sciences Vol. 31; no. 6; pp. 589 - 601
• Main Authors: Chang, Ping-Yu, Hsu, Han-Lun, Lin, Ding-Jun, Fikri, Azhar, Puntu, Jordi Mahardika
• Format: Journal Article
• Language: English
• Published: Taiwan 中華民國地球科學學會 01.12.2020; Chinese Geoscience Union (Taiwan); Springer
• Subjects: Broadband; Components; Diffusion; Electrical resistivity; High speed rail; Leakage current; Magnetic dipoles; Noise; Noise pollution; Notch filters; Power spectrum analysis; Railway tracks; Railways; Spectrum analysis; Trains; Magnetotelluric; Electromagnetic signals; Railway noises

We measured electromagnetic responses near tracks of Taiwan's railway system in order to identify the possible influence of these artificial signals, which derive from several types of electric trains. Our power-spectrum analysis shows that the noise frequencies of the ＂broadband＂ train signals...