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- Stator winding phase - fault 定子绕组缺相故障
- The positive sequence and negative sequence currents of the fault phase are analyzed , the mathematical model of stable fault character of stator winding's inter-tttm short circuit are built. 基于复合序网对一台大型汽轮发电机并列运行时匝间短路的故障量进行计算,将特征数据输入神经网络进行识别。
- The simulation mainly aims at the rotor bar breaking and the inter-turn fault of the stator winding, and also the result of simulation is analyzed. 由仿真结果来看,不论是转子断条,还是定子绕组匝间短路,该模型均有一定的准确度,为异步电动机内部故障的分析和检测提供了一种仿真工具。
- Acording to fault condition of stator winding,stator coils are combined into stator connected sets by using connection matric. 根据不同的定子绕组故障,使用联接矩阵将单个定子线圈组合为相应的定子绕组。
- As the asymmetry a nd a shorted loop of stator winding are caused by a internal fault,the conventio nal transformation can not directly be used. 定子绕组发生故障后,绕组对称性遭到破坏,传统的变换方法难以应用;若按各支路列写方程,则方程维数过高,而且收敛也比较困难。
- The wound-rotor winding has the same form as the stator winding. 线绕型绕组和定子绕组相同。
- Usage: suitable for automatic binding of AC motor stator winding end. 用途:适用于交流电机定子绕组端部自动绑扎。
- Taking the ground fault of stator winding of 50 MW dual internal water cooler turbo-generator for example,the diagnosis method for ground fault of generator stator winding is discussed. 以诊断一台50MW双水内冷汽轮发电机定子绕组接地故障为例,探讨发电机定子绕组接地故障的诊断方法。
- Abstract: Taking the ground fault of stator winding of 50 MW dua l internal water cooler turbo-generator for example, the diagnosis method for ground fault of ge nerator stator winding is discussed. 摘要:以诊断一台50MW双水内冷汽轮发电机定子绕组接地故障为例,探讨发电机定子绕组接地故障的诊断方法。
- The stator windings are treated with VPI. 采用热套工艺,将铸铝转子固定在轴上。
- Be suitable for coil winding of stator winding and transformer winding which need wire arrangement. 适用定子线圈,变压器线圈需排线的线圈绕制。
- Familiar with the manufacturing process of stator winding and pole, know manufacturing flow of correlative parts. 熟悉定子绕组和磁极部件的制造工艺,了解相关零部件的制造流程;
- When internal fault occurs in the stator windings of synchronous generator,there are strong harmonics in the air gap. 同步电机定子绕组发生内部电气故障时,气隙磁场中存在很强的空间谐波分量。
- Abstract: The design of the stator winding embedding machine and new embedding technique for the production practice. 文摘:为满足电动机生产实际的需要,提出定子绕组的绕线和嵌线新工艺,并据此设计出定子绕组嵌线机。
- The magnitude and phase of the composed balancing vector are adjusted by means of controlling difference frequency of current in inner stator windings. 通过控制内定子绕组电流频差信号以实现对平衡矢量幅值与相位的在线调节。
- The stator windings of three phase dual speed asynchronous motor are very complicated since there are a lot of terminals. 三相双速异步电动机的定子绕组比较复杂,其接线端子较多。
- For the purpose of fault diagnosis of the inner cooled system of the generator stator, an artificial neural network group for monitoring temperature of stator windings is studied. 为了识别发电机定子内水冷系统故障,对人工神经元网络组在发电机定子温度监测系统中的应用进行了研究。
- This model can be used to possess the distributed capacitance of stator winding to ground, the magnetic saturation and eddy effect. 将多回路方法与电磁场有限元计算相结合,建立了发电机的多回路有限元耦合数学模型,其突出优点在于:可以计及定子绕组对地分布电容,磁路饱和以及涡流等因素,因而适用于发电机定子单相接地故障暂态分析。
- The transition into the catebolic or open wound phase of burn injury is often not clearly demarcated. 从烧伤休克期转变到分解代谢或开放伤期的界线时常是不清晰的。
- In hybrid stepper motor, the back EMF of stator winding is function of rotor position, continuous rotor position is obtained from thefunction. 就混合式步进电机而言,定子绕组的反电势是转子位置的函数,从而可以解算出连续的转子位置信息。