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(1) Utilizing the linearity peculiarity of the exciting current of magnetic powder brake and brake moment, the closed loop control system is designed.

(2) It is the key problem for studying the exciting current in the transformer under DC bias magnetization .

(3) An ambient field aids the magnetization from the exciting current.

(4) The angular frequency of exciting current has a significant effect on response of the system.

(5) Benefiting from the absence of the exciting current and the excitation loss, the efficiency and the power density have increased.

(6) With the absence of the exciting current losses, the power density and the efficiency have been increased correspondingly.

(7) Compared with constant flux linkage(Sentence dictionary), exciting current is minished with light load.

(8) Because of the harmonic reaction, the exciting current of the generator also has harmonic current.

(9) The improvement of the original 1.2m cyclotron to enhance its accelerated particles-energies with increasing main magnet exciting current and reshimming the magnetic field is described.

(10) This paper analyzes the forming process of unloading voltage and the relations among unloading voltage, phase electromotive force, exciting current and rotational speed in art alternator.

(11) In the AMB system, a power amplifier which provides magnetic coil with exciting current to produce electromagnetic force, is one of the main components.

(12) The theory basic of this paper is the induction of extracting exciting current and theinduction of self-adaptive gain module.

(13) A silicon controlled rectifying chopper is used to control exciting current so as to adjust the output voltage of generator automatically.

(14) The simulation results show that the power factor approaches to 1 (0.99) at stable state, and the exciting current control method and switches table in four quadrants are correct.

(15) Synchronous motor excitated magnet by direct current can make output mechanism specialities matched load specialities by means of adjusting exciting current to change magnetic field and power factor.

(16) In order to improve its dynamic and static performance of loading, adaptive control is used to change its exciting current for achieving accurate simulation of the actual working load.

(17) The optimum design was realized associated with the relationship among coil turns, exciting current and electromagnetic attraction force.

(18) The development of brushless exciting is restricted by the difficulty of exciting current measurement and rotating rectifier faults monitoring.

(19) Because the dynamic character of PMA is affected by permanent magnet and exciting current, in this paper, new mathematic model and equation are established and the calculation result is analyzed.

(20) A mathematical model was developed to investigate the effect of traveling magnetic field with different exciting current parameters on the mixing behavior in RH degasser.

(21) This method is used to analyze the non-linear magnetic circuit by specific permeance calculation while the magnetic saturation caused by armature current and exciting current is taken into account.

(22) The rule of magnetic induction density, induced eddy current and electromagnetic force varied with high frequency sine exciting current was investigated.

(23) The harmonic comes from power system side, which is caused mainly by exciting current of the large capacity transformer besides the nonlinear loads.

(24) In the calculation of static magnetic field, the Finite Element Method (FEM) is used. The force characteristic of PMA with exciting current and without exciting current are calculated and analyzed.