| 1. | An ambient field aids the magnetization from the exciting current .
背景场加强了激励电流的磁化强度。 |
| 2. | Transient exciting current
瞬时励磁电流 |
| 3. | The theory basic of this paper is the induction of extracting exciting current and the induction of self - adaptive gain module
本文的理论基础是：相似电感提取励磁电流的推导，及变增益自适应模型的推导。 |
| 4. | It is the foundations to further analysis , such as thrust calculation , selection of exciting current and design of control method
为进一步进行推力计算、控制电流的选择及控制方法的设计提供了理论基础。 |
| 5. | All cores are made of high quality low loss grain - oriented cold rolled silicon steel with 45mitre joints and stepping construction to decrease the not - load losses , it has small exciting current
全斜接缝，步进叠装结构，空载损耗降低约20 % ，激磁电流小。 |
| 6. | Actually to ensure the effect of soft - contact continuous casting , the power input should be increased to compensate the decrease in exciting current if the frequency increases
在实际生产中，如果需要提高电源输入频率，则应该同时适当的增大电源功率来弥补激励电流的减小，以保证软接触效果。 |
| 7. | The core loss is an important criterion of its performance . if the core loss is too large , it will be heated and the efficiency will be decreased when add the exciting current to the stator coils
铁损是评判电机铁芯性能的一个重要指标，如果铁损太大，在定子绕组中加励磁电流后则会产生发热和效率下降等不良现象。 |
| 8. | 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
在动态计算中本文根据永磁和激磁电流共同作用这一特点，建立了相应的数学模型，给出了动态微分方程组的求解方法，并对动态过程进行了分析。 |
| 9. | 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
其中静态磁场的计算采用了目前应用较为广泛的有限元方法，对永磁单独作用的机构静态吸力特性和激磁电流与永磁共同作用的吸力特性进行了分析计算。 |
| 10. | Considering the relations between idle load characteristics and armature winding parameters of the salient pole propulsive synchronous motor ( spsm ) with its structure , stator tooth and magnetic saturation , the analysis of numerical method for the back electromotive force calculation of spsm is given under various exciting current values
摘要针对凸极式同步推进电机的空载特性及其绕组参数与电机结构、定转子齿槽、磁场饱和等紧密相关的问题，分析了在不同励磁电流下同步推进电机相反电势的数值计算方法，提出了采用电机磁场能量微动法计算相绕组的参数，并对一台十二相同步推进电机的绕组参数及其空载特性进行了计算和测量。 |
