文章通过对绘制交流电机定子绕组展开图过程的分析,提出统一绘制三相对称绕组展开图的程序。
This paper introduces the judgement way of homonymous ends of three-phase windings about out of sync motor in cub modal , and analyses its principle .
它利用多谐振荡桥励磁的单纳米晶磁芯双绕组差动对称结构。
The sensor has differential symmetric structure with single nanocrystalline core and double coils excited by multivibrator bridge.
与PAM(极幅调制)理论相比,最小对称组理论可更有效地实现交流电机变极绕组非正规方案。
Compared with PAM (pole Amplitude Modulation) theory, the minimum symmetric group theory is more effective in implementation of ac machine pole-changing winding's non-regular arrangements.
本论文提出了一种反向法变极绕组的系统设计方法和最小对称槽号组的概念。
This paper proposes a systematic method in the design of pole-changing windings based on reversing coil techniques and the concept "the minimum symmetric coil groups".
本文分析了直流电机双闭路双叠绕组的结构、对称条件和均压连接线。
Construction, symmetry conditions and equalizer connections of a multiplex double-closed lap winding of the D. C. motor are analyzed in this paper.
该模型可以同时考虑定子绕组对地分布电容的影响,以及定子绕组内部接地故障带来的定子绕组结构上不对称的影响。
This multi loop model can better consider the influences of the distributed capacitance and the nonsymmetrical stator windings when stator ground fault occurs in interior of the stator windings.
考虑感应电机定子绕组接线的不对称情况,推导出电机端电压的约束条件。
The limit conditions for the end voltage of the induction machine are derived, according to the asymmetric condition of the machine stator winding.
基于小波变换的分析方法,提出了基于定子三相电流之间相位对称度检测的定子绕组匝间短路故障在线检测新方法。
Based on wavelet transform, a novel on-line detection method is presented, which is based on the detection of symmetry degree among the stator three-phase line currents phases.
接着从对称性、力波阶数等角度研究了SR 电机相数及绕组连接方式、极数、并联支路数的选择问题。
Then the selections of phase number, winding connection, pole number and number of branches in parallel are optimized according to the SRM's symmetry and order of force wave.
通过对支路感应电势不对称度的分析,总结出了绕组连接方案选优依据。
After analyzing branches electric potential dissymmetrical degree, a standard by which we can know which winding project is the best one is brought forward.
以试验所用的故障模拟发电机为例,分别对发电机不对称运行和定子绕组匝间短路进行了故障特征计算。
The fault characteristics of stator winding inter-turn short -circuit and asymmetrical operation of generator are calculated for the fault simulation generator.
阐述不对称三相双层分数槽绕组的对称化设计方法。
In this paper set forth the method of symmetric design for three-phase double layer asymmetric fractional slot winding.
该电流在上下桥的阀侧绕组中表现为不对称的两相负载运行。
The harmonic current in the windings on the line side under practical running condition is analyzed.
首次提出了交流电机绕组△/带尾△接法的换相变极的对称条件,并利用双极对槽号相位图对之进行了严密的论证。
The position of the second order phase transition points for the stationary black holes has been argued by many authors recently.
首次提出了交流电机绕组△/带尾△接法的换相变极的对称条件,并利用双极对槽号相位图对之进行了严密的论证。
The position of the second order phase transition points for the stationary black holes has been argued by many authors recently.
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