Title :
Numerical calculation of nonlinear sinusoidal electromagnetic field and operational impedances of turbogenerator
Author :
Yun-Qiu, Tang ; Li-Wei, Guo
Author_Institution :
Dept. of Electr. Eng., Harbin Inst. of Electr. Technol., China
fDate :
3/1/1990 12:00:00 AM
Abstract :
The 2-D nonlinear sinusoidal electromagnetic fields of a 125 MW turbogenerator under synchronous operation are investigated. The magnetic field distribution and operational impedances at various slips with field winding short-circuited are obtained. Results are compared with the linear case and some conclusions on the saturated parameter are given
Keywords :
electric impedance; electromagnetic fields; machine theory; turbogenerators; 125 MW; field winding; magnetic field distribution; nonlinear sinusoidal electromagnetic fields; operational impedances; synchronous operation; turbogenerator; Circuits; Conductors; Couplings; Electromagnetic fields; Impedance; Information analysis; Magnetic flux; Saturation magnetization; Stator cores; Stator windings;
Journal_Title :
Magnetics, IEEE Transactions on