• 系统总体设计方案进行了研究分析,硬件设计详细介绍了控制回路电流检测模块电机转速位置检测模块、PWM输出故障输入电路

    The overall design scheme is researched. The hardware of current detection module, motor speed and location detection module and PWM output and fault input module is introduced in detail.

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  • 详细阐述了牵引电机实行状态内容,并提出了牵引电机几种故障检测诊断方法

    This paper gives the contents of traction motor repair according to condition in detail. Several fault detection and diagnosis methods of traction motor are presented.

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  • 异步电机转子断条故障检测,将原信号最优小波分解适应滤波后再信号重构

    During detection of asynchronous motor rotor-bar broken fault, the signal of current was reconstruct after decomposed by best wavelet packet and adaptive filtered.

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  • 大型电机,剖析轴承故障种类检测波形

    Large electrical machinery being the examples, the kinds of bearing failure and detection waveshape.

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  • 介绍采用振动诊断技术,对机车牵引电机轴承故障进行动态检测方法

    This paper introduces the dynamic te sting method for the faults of traction motor bearings of electric loco-motive by using vibrating diagnosis.

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  • 航空直流起动电机电枢电流波形进行频谱分析有效地电机故障进行检测诊断

    Faults in aero starter generator by analyzing the spectrum of motor armature current could be effectively detected and diagnosed.

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  • 通过判断电动机输出功率信号含有直流分量一个余弦分量还是含有直流分量,判断鼠笼转子有无故障提出了一种感应电机转子故障检测方法

    A new method to detect rotor cage fault of induction motor is presented, which monitors if the output power signal comprises a direct component and an alternating component or only a direct component.

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  • 分析汽轮发电机发生转子绕组间短路故障电磁特性提出了基于分析的故障检测诊断方法

    Electromagneic characteristic of the interturn short circuit in turbo-generator rotor windings is analyzed. And a method of fault detection and diagnosis based on wavelet transform is presented.

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  • 设计实现水轮电机机组故障检测奠定工程应用基础

    This design has established project application foundation to realize the fault detection of the unit of hydropower generator.

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  • 为了更好火电厂设备故障进行检测运用多变量统计过程控制技术获得更为精确的机组设备参数模型

    For better detection to the thermal generating set equipment fault, using the multivariate statistical process control, a more precise equipment parameter model is obtained.

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  • 由于工作环境恶劣,或者电机频繁起动原因,转子经常会发生开焊和断裂故障因此有必要电机进行转子断条在线检测

    But mechanical faults such as breakage of rotor bars often happen owing to various stresses. Therefore online detection on induction motors is necessary.

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  • 介绍一种用于传动,带同一负载控制传动点电机负荷分配装置装置在多传动点负荷分配上实现了自动检测、自动控制、故障警示自动功能

    A device which is used to control load distribution of the multipoint drive is presented. It has some functions such as automatic check, control, fault warning etc.

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  • 应用频谱法航空直流起动电机发电状态进行故障检测诊断

    This paper discusses the fault detection and diagnosis of Aero-Starter-Generator.

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  • 第二部分详细阐述分析水轮状态监测对象具体检测内容以及故障诊断的常用方法。

    The second part particularly elaborates and analyzes the object of water-turbine generator set's state monitoring, the concrete testing content and the common method applied to the failure diagnosis.

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  • 论述了高压电机绝缘故障发生原因,保护措施以及故障检测手段等,提出了提高匝问绝缘可靠性的办法。

    Accident -easons of winding turn-to-turn insulation in a Hv motor are analyzed, protection measures and accident inspection methods are discussed.

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  • 目前汽轮发电机转子绕组匝间短路故障检测方法很多,其中探测线圈有效常用的一种。

    At present there are many methods to detect the inter-turn shorted-circuit fault of turbo-generator rotor windings. The air-gap detection coil monitoring method is effective and used widely.

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  • 目前汽轮发电机转子绕组匝间短路故障检测方法很多,其中探测线圈有效常用的一种。

    At present there are many methods to detect the inter-turn shorted-circuit fault of turbo-generator rotor windings. The air-gap detection coil monitoring method is effective and used widely.

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