Enhancement of the Excitation Efficiency of a Torsional Wave PPM EMAT Array for Pipe Inspection by Optimizing the Element Number of the Array Based on 3-D FEM

Author： Wang Yugang   Wu Xinjun   Sun Pengfei   Li Jian  

Publisher： MDPI

E-ISSN： 1424-8220|15|2|3471-3490

ISSN： 1424-8220

Source： Sensors, Vol.15, Iss.2, 2015-02, pp. : 3471-3490

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