Asymmetrical DC bias analysis of the no-load series transformer by using the TPFEM - Wang, Shuaibing; Li, Lin; Zhao, Xiaojun; Xie, Yuqing; Cai, Linhai (IET electric power applications, 2017)
Keywords: asymmetrical DC bias analysis; asymmetrical DC bias problems; Asymmetry; Bias; convergent fixed‐point method; DC bias calculation; field–circuit coupled time‐periodic finite element equations; finite element analysis; Finite element method; magnetic field energy; Magnetic fields; Mathematical analysis; nonlinear timevarying equations; no‐load series transformer; power transformers; Prototypes; time‐periodic finite element method; TPFEM; Transformers; two‐dimensional magnetic system; Voltage; nonlinear timevarying equations; power transformers; no-load series transformer; convergent fixed-point method; DC bias calculation; field–circuit coupled time-periodic finite element equations; time-periodic finite element method; finite element analysis; two-dimensional magnetic system; asymmetrical DC bias analysis; asymmetrical DC bias problems; TPFEM; magnetic field energy