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- grounding of stator winding 定子绕组接地
- 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。
- 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。
- 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;
- 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。
- 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。
- To improve efficiency of winding and inlay, the machine for integration of stator winding and inlay was designed, and the basic working principle. 为了提高绕线、嵌线功效,设计了定子绕组的绕线和推入式嵌线一体机,并介绍了其基本工作原理。
- 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。
- protection of stator winding ground 定子接地保护
- In this paper,each coil of stator winding is chosen to be the basic unit.Based on the mmf distribution,self inductance and mutal inductance between units are calculated. 本文以定子绕组的每个线圈为基本单元,推导出基本单位的电路参数计算方法。
- Corona proof of stator winding is not only a necessary requirement in generator manufacturing, but also a key monitoring item in operation and maintenance. 摘要发电机定子绕组防晕不仅是对发电机制造工艺的一项重要要求,也是运行检修重点监测的项目。
- 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 grounding of hi-speed system. 网上应该能找到。
- On the basis of analyzing the interanl structure of motor stator and technique of winding of rule at present.Puts forward a new technique of coilling sychronzed with embedding of stator winding. 在分析了电机定子内腔构造及现行分两道工序嵌、绕线的基础上,提出了定子嵌、绕线同步进行的新工艺。
- Frequently check grounding of vibrator. 经常检查振捣器接地情况。
- 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。
- He left on the grounds of ill-health. 他借口身体不好,走了。
- Miss trip analysis of stator winding grounding fault due to false PT secondary connection PT二次误接线导致的定子接地保护拒动分析