International Journal of Applied Electromagnetics and Mechanics 39(1-4) 311-317 2012年 [査読有り]
We designed exciting coils of uniform eddy current multiprobes with considering the shape of structures in order to obtain a uniform eddy current flow. A probe for a flat plate could obtain clear signals for an electrical discharge machining (EDM)...
NDT and E International 44(5) 421-426 2011年9月 [査読有り]
Quantitative investigation of a standard test shim for magnetic particle testing has been carried out. The current values of the magnetizing yoke to obtain magnetic particle indication were measured experimentally. An analytical model for the expe...
K. Fukuoka   M. Hashimoto   S. Yoshimoto   K. Sakuta   
Physica C: Superconductivity and its Applications 469(15-20) 1274-1277 2009年10月 [査読有り]
In a conventional transformer, secondary voltage and power transfer efficiency decrease when the magnetic flux leaks from the magnetic circuit of the transformer and the leakage reactance increases. Magnetic shielding of the magnetic circuit of th...