Title :
The numerical calculation of magnetic shielding effectiveness of comparator based on FEM
Author :
Zhijie Zhang ; Shiyan Ren
Author_Institution :
Dept. of Electr. Eng., Huazhong Univ. of Sci. & Technol., Wuhan, China
Abstract :
A new numerical method used to calculate the magnetic shielding effectiveness of comparator is given in this paper. This method has been applied in the heavy current comparator we designed, the result is quite ideal.
Keywords :
current comparators; electric current measurement; finite element analysis; magnetic cores; magnetic shielding; FEM; comparator; heavy current comparator; magnetic shielding effectiveness; numerical calculation; Boundary conditions; Finite element methods; Functional analysis; Leak detection; Linearity; Magnetic analysis; Magnetic shielding; Maxwell equations; Testing; Toroidal magnetic fields;
Conference_Titel :
Precision Electromagnetic Measurements Digest, 2000 Conference on
Conference_Location :
Sydney, NSW, Australia
Print_ISBN :
0-7803-5744-2
DOI :
10.1109/CPEM.2000.850969