集电环

600MW发电机集电环温度比较与分析

Comparison and Analysis of Collector Rings ' Temperatures of 600 MW Generators

俄TBM-160-2型发电机转子集电环刷架结构优化

Optimization of the collecting ring brush hodder yoke structure of rotor for TBM-160-2 generator

在变速恒频双馈风力发电系统中，长线电缆传输使脉宽调制（PWM）变流器的输出信号在电机转子侧产生过电压，严重时会导致绕组和转子集电环过早地损坏。

In variable-speed constant-frequency doubly-fed wind-energy generation system , over voltage is found at the rotor side and transformer in grid when doubly-fed asynchronous generator is fed by PWM converter through long cable , which will damage the roll and rotor current-collection-ring prematurely .

无集电环电极把持器在铁合金电炉上的应用实践

Application of electrode holder without ring collector to ferroalloy electric furnace

发电机集电环着火故障分析及防范措施

Analysis of Lighting - up on Generator Collecting-ring and its Prevention

发电机集电环烧损事故原因的分析

Analysis of Generator Collector Ring Destroy in Changxing Power Plant

发电机集电环故障的分析及检修

The analysis and overhaul of the failure of the generater collecting ring

冶金起重用绕线式异步电动机集电环烧蚀分析与处理

Analysis and Processing for Fire-destroyed Collector of Three-phase Asynchronous Motor for Hoisting Metallurgy

用环氧树脂灌注集电环的工艺研究

Process research of pouring collecting ring using epoxy resin

汽轮发电机封闭式刷架-集电环系统的通风设计

The Ventilation Design on Brush Device and Collector Rings System of Turbine Generator

纳雍发电总厂2号发电机转子集电环烧损事故分析及处理

Burnout of Collecting Ring on the Rotor of No.2 Generator in Nayong Power Plant

集电环成型工艺及模具设计

Forming Technology and Mold Design of Collecting Ring

发电机集电环维护

Maintenance on the Collector Ring of Generators

汽轮发电机高速集电环国产电刷导线过热的原因及改进措施

Causes and improving measure of superheat-wire of homegrown brushes for high speed collector of steam-turbine generator

使用中应检查电动机、轴承、电刷与集电环、螺栓、通风、滤尘器等情况。

The motor bearings brushes electric rings bolts , ventilation and filter dust unit are checked before operating .

转子采用单轴承支撑，磁极为一体化结构，集电环为铜环。

Single rotor use single bearing bracing , magnetic pole is the integrated structure , collector ring is brass ring .

一种是光电摄象管，它有三个基本部件&嵌镶光电阳极、集电环和电子枪。

One type is the iconoscope . It contains three essential parts & a mosaic , a collector ring and an electron gun .

为保证电炉及设备的正常运行，对集电环损毁原因进行了分析，并提出了相应的对策。

The reasons of collector damage are analysed to ensure electric furnace and other equipment running well , and the countermeasures are put forward .

介绍了发电机集电环的常见故障及原因，就多年来在集电环故障处理过程中积累的实践经验作以分析和阐述。

The usual trouble and reason of the motor collecting ring are introduced . And the practical experience in dealing with it are expound-ed and analysed .

新研制的集电环、刷盒可使电机的轴向缩短，刚性增强，振动减少，可靠性增加。

The new collector ring can reduce axis length and thus increase rigidity of rotor , resulting in reducing vibration and increasing reliability of a generator .

目前，在风力发电系统中，电励磁同步电机具有良好的磁场调节能力，但由于电刷集电环的存在，限制了它在恶劣环境下的应用。

At present , in wind power system , because of the existence of brush and collector ring , electrically excited synchronous generator does not be applied in harsh environments .

并从摩擦学的角度，分析了电刷在集电环上滑动接触时各种摩擦要素的相互作用，探讨了浸银石墨电刷的磨损机理。

From the point of view of tribology , the interface of different friction essentiality during the brush sliding contact was analyzed , the wear mechanism of graphite brush impregnated silver was also discussed .

面对此情况，我们必须对直流电动钻机由无功功率大而引起的发电机功率消耗大的现状加以改进。对影响直流电动钻机集电环使用寿命的问题进行了探讨。

Faced with this situation , we need to improve the situation of large consumption caused by a large generator , the problems that impact the life of DC electric drill collecting ring are discussed .