测量电机绕组绝缘电阻值。
局部放电测量是诊断定子绕组绝缘最为有效的方法的之一。
On-line partial discharge monitoring is one of the most effective methods for winding insulation diagnosis of large generator stator.
局部放电在线监测是诊断高压电机定子绕组绝缘故障的有效方法之一。
The on line monitoring of partial discharge is an effective approach for diagnosing the faults of stator winding insulations in HV rotating electrical machines.
局部放电在线检测技术是高压旋转电机定子绕组绝缘监测的有效方法。
On-line Partial Discharge (PD) detection is a common method for insulation monitoring in high voltage electrical machines.
分析电动机绕组绝缘电阻偏低的原因,介绍绕组受潮进行干燥处理的方法及注意事项。
This paper analyzes the causes of lower insulance for motor winding and introduces the drying treatment methods and matters needing attention of moist winding.
介绍了三峡左岸电站水轮发电机定转子绕组绝缘材料的国产化研究成果和实际应用情况。
This paper describes the study results and actual application instances of national-made insulation materials of the stator and rotor windings for Sanxia Left Bank Power Plant Generators.
本标准适用于交流发电机、同步调相机和交流电动机定子线圈及绕组绝缘交、直流耐电压试验。
The standard is applicable to stator coil and winding insulation alternative and direct current voltage withstanding test for AC generator, synchronous phase modifier and AC motor.
除绕组绝缘温升外,其他电气绝缘的温升是在其绝缘体的表面上来确定,其位置是可能引起下列故障的位置。
The temperature rise of electrical insulation, other than that of windings, is determined on the surface of the insulation at places where failure could cause.
防晕材料的电阻率具有非线性特性,此特性能改善电力变压器绕组端部绝缘结构的电场分布。
The resistivity of anti-halo material has non-linear property which can improves the field distribution of insulation structure at winding end of power transformer.
定子绕组在重新安装前必须侵绝缘漆和烘干。
The stator winding must be impregnated with insulation paint and dried before refitting.
对树脂绝缘变压器绕组用玻璃纤维毡的树脂浸透性能进行了试验研究,介绍了试验设备、试验过程及其结果。
The resin permeability of glass mat used for resin-insulated transformer windings is tested and researched. And the test equipments, test proceedings and its results are also presented here.
简要介绍采用高绝缘低沸点介质替代水内冷介质,用于汽轮发电机定子绕组内部冷却的原理。
This paper presents the inner cooling theory that use the high insulating property and low boiling point materials instead of water as coolant in turbo-generator's stator windings.
通过对初级绕组的计算分析及考虑体积、绝缘的基础上,确定了ST的相关参数。
With consideration of ST's insulation and volume, the parameter of ST was determined by the theory analysis and computation of the primary winding.
本文提出了一种基于直接冲击电压对电器绕组匝间绝缘的试验方法。
A test method for insulation between coils of electrical equipment based on directly impulse voltage are presented.
特种绕组线规范。第14部分:聚乙烯醇漆绝缘的圆铝线,等级105。
Specifications for particular types of winding wires - Part 14 : polyvinyl acetal enamelled round aluminium wire, class 105.
介绍了一种在工业现场实时监控电机绕组浸渍绝缘漆后烘干过程的原理和实现方法。
The principle and realization of a new monitoring method is introduced in this paper, which can be used in electrical machine manufactory process of insulating varnish baking after impregnation.
提出了连续式、纠结式和内屏蔽结构变压器绕组纵绝缘强度的分析方法,对特高压暂态过电压(VFTO)下变压器绕组纵绝缘强度分析进行了探讨。
The methods of analysis on series insulation strength for continuous, interleaved and intershield winding are introduced respectively. The analysis on series insulation at VFTO is discussed.
文章讨论了这些设计方式对绝缘系统包括固体绝缘和绝缘液体的影响,并且对绕组和油道进行了热分析。
This paper discusses the influence of the design mode on insulation system including solid insulation and insulation liquid, and carries out the heat analysis of winding and oil duct.
网侧绕组和阀侧绕组的电磁线采用H级聚酰亚胺漆包铜扁线,以提高绝缘可靠 性。
The electromagnetic wires of the line side winding and the valve side windings adopt H-grade polyimide enamel covered flat wires so as to improve the insulating reliability.
在线圈绕组和地线上加上200 0伏交流电以测试线圈绕组和芯铁之间的绝缘的整体性能。
An A. C. voltage of 2000 volts is applied between the winding and ground to test the integrity of the insulation between the winding and core iron.
一次绕组采用油纸电容型绝缘结构。
The primary winding is with oil-paper capacity insulation structure.
定子绕组采用F级绝缘结构,并在绕组端部有可靠的固定及绑扎。
The stator winding is F class insulation structure, the end of winding is fixed and binded reliably.
二次绕组均浇注在环氧树脂内,绝缘性能优良,耐潮湿。
The primary and secondary windings are insulated by epoxy resin.
定子绕组更换和普通电机是相似的,只是绝缘等级高一些,大多采用H级绝缘。
And replacement of stator windings is similar to an ordinary motor, but higher insulation levels, most of the use of H-class insulation.
通过对电力变压器绕组端部绝缘结构尺寸与最大场强的计算,确定了角环的形状。
This paper determined the shape of the Angle rings through which calculated the ending dimension of winding-insulation configurations and the maximum electric field intensity.
模绕式线圈可用作高压线圈,因为它较容易在将绕组置于定子之前为每个线圈采用额外的绝缘措施。
Form wound coils are used for high-voltage windings because it is relatively easy to add extra insulation on the individual coils before inserting them into the stator.
通过一个有解析解的双层有损同轴绝缘结构模型,验证了方法的有效性。最后,分析了一个换流变压器阀侧绕组典型绝缘结构的极性反转电场变化过程。
The proposed method was verified by a simple model, which has analytical solutions, and used to analyze the pr process of a typical oil-paper insulation structure of converter transformer.
二次绕组和铁芯均浇注在环氧树脂内,绝缘性能优良,耐潮湿。
Primary and secondary windings and iron core are insulated by epoxy resin. It has a good ability of insulation and moisture proof.
二次绕组和铁芯均浇注在环氧树脂内,绝缘性能优良,耐潮湿。
Primary and secondary windings and iron core are insulated by epoxy resin. It has a good ability of insulation and moisture proof.
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