查询词典 fault current

So, it is very difficult to monitor and protect the rotating rectifier. This paper theoretically analyses the armature current and magnetomotive force in AC exciter of brushless synchronous machine with rotating rectifier. Under the normal or fault conditions of rotating rectifier, the mathematical expressions of the armature current, the m.m.f and induced electromotive force are approached.

本文通过对旋转整流器在正常与故障状态下的交流励磁机电枢电流和电枢电势作了初步的理论分析，推导出旋转整流器在正常与故障状态下电枢电流、空间谐波合成磁势及其感应电势的数学表达式。

The maloperation of transverse differential current protection will be caused by the circulating current when each fault occurs in parallel lines.

该文利用六序故障分量法对平行双回线的零序循环电流进行了分析，用零序电流对电流平衡保护的起动判据作了改进。

Our company has independent intellectual property rights are the production of high voltage current-limiting fuse electrical companies, more standards, more professional, better, more intimate, down-to-earth every process, every element of our reliable, fault-free, the company produces the "; SkyTeam "brand high voltage current-limiting fuse is your ideal choice, the following are 35KV transmission and distribution equipment essential accessory products, with the load switch, contactor with the use of expensive alternatives are the ideal circuit breaker products, can greatly reduce the cost of substation.

本公司是生产具有独立知识产权的高压限流熔断器的电器公司，更标准、更专业、更完善、更贴心，每一过程都扎实，每一环节都可靠，无纰漏，本公司生产的&天合&牌高压限流熔断器是你理想的选择，是35KV以下输配电设备必不可少的配套产品，其与负荷开关、接触器配合使用，是替代价格昂贵的断路器的理想产品，可大大降低变电站的费用。

According to the curvature and convex-concave characteristic of the fitting curve, inrush current and fault current of power transformers can be distinguished.

该方法利用初始5ms内差电流的数据（5ms数据窗），将其拓展为长10ms的数据窗，然后通过最小二乘算法拟合差电流波形得到其近似表达式，再根据拟合曲线在各点处的曲率和凸凹特性来区分变压器励磁涌流和内部故障。

Load Model, Overcurrent Relay, Fault Current, Tap Value Current.

负载模型、过电流电驿、故障电流、电流分接头。

The series resonant type fault current limiter is a new technology to limit the excessive short-circuit current of the extra high voltage power grid.

采用串联谐振型故障电流限制器(fault current limiter，FCL)是解决超高压电网短路电流超标问题的一种新技术手段。

Unlike reactors,the Superconducting Fault Current Limiters without impedance or voltage drop during normal operation,can limit the short circuit current to a lower level,so that the underrated switchgears can be operated safely.

叶林超导故障限流器与常规限流电抗器不同的是：它不但可以限制短路电流，使得轻型断路器可以正常动作，而且在电网正常运行时不呈现任何阻抗和电压降。

ABSTRACT: Unlike reactors,the Superconducting Fault Current Limiters without impedance or voltage drop during normal operation,can limit the short circuit current to a lower level,so that the underrated switchgears can be operated safely.

超导故障限流器与常规限流电抗器不同的是：它不但可以限制短路电流，使得轻型断路器可以正常动作，而且在电网正常运行时不呈现任何阻抗和电压降。

The main products TQSW no local place-frequency electrical impulse voltage testing transformer test sets of series resonant frequency generator unit test transformer dry-type high-voltage testing transformer the ball-gap discharge frequency divider DC High-frequency DC generator, generator, inverter-current multi-function grounding impedance test system-current generator (up-flow device) performance of an integrated test bed Transformer Partial Discharge Detector mechanical properties of high-voltage switches Vacuum Tester Tester Tester Loop Resistance transformer capacity Tester-Load Switching Test Transformer tumor resistance measurement Transformer turns ratio tester tester MOA group tester insulating oil dielectric strength tester transformer loss parameter Intelligent Tester transformer loss-line parameter tester frequency interference dielectric loss dielectric loss tester anti-interference relay tester Ground Yin Xiaxian conduction tester cable fault tester tester tester generator rotor impedance large Grounding Resistance Tester Tester transformer features an integrated micro-moisture meter aperture automatic flash point tester Automatic Closed flash point detector vacuum oil filter boots pressure test device (automatic, semi-automatic) nuclear phase Instrument Series wireless digital core Instrument security tools relative to the mechanical properties testing machine clamp grounding resistance of grounding resistance measuring instrument digital megger digital high-voltage insulation resistance tester and a scalable high-altitude test tools, digital dual-phase volt-ampere facade sequence table clamp Three-phase Power Parameters Tester Calibrator lightning strike counter dedicated test wire, clamping insulation boards, pipe, cable tray mats polyimide film conductor line busbar electric appliances

扬州市苏博电气有限公司扬州市苏博电气有限公司主要产品有TQSW无局部放电工频试验变压器冲击电压发生器变频串联谐振试验成套装置试验变压器干式试验变压器高压分压器放电球隙中频直流发生器高频直流发生器变频大电流多功能接地阻抗测试系统大电流发生器变压器性能综合测试台局部放电检测仪高压开关机械特性测试仪真空度测试仪回路电阻测试仪变压器容量测试仪变压器有载开关测试仪变压器肿瘤电阻测试仪变压器变比组别测试仪氧化锌避雷器测试仪绝缘油介电强度测试仪变压器损耗参数智能测试仪变压器损耗线路参数综合测试仪变频抗干扰介质损耗测试仪抗干扰介质损耗测试仪继电保护测试仪接地引下线导通测试仪电缆故障测试仪发电机转子交流阻抗测试仪大型地网接地电阻测试仪互感器特性综合测试仪微量水分测定仪开口闪点全自动测定仪闭口闪点全自动测定仪真空滤油机绝缘靴耐压试验装置核相仪系列无线数字核相仪安全工具力学性能试验机钳形接地电阻仪接地电阻测量仪数字兆欧表数字高压绝缘电阻测试仪可伸缩高空测试工具数字双钳相位伏安表相序表三相电力参数测试仪雷击计数器校验仪专用测试导线，钳绝缘板，管，垫聚酰亚胺薄膜电缆桥架滑触线母线槽电热电器

In this paper, a generalized comparison is made on the principle and characteristics of different current limiting technologies and present Solid State Fault Current Limiters are illustrated in detail.

美国EPRI早在上世纪90年代初曾组织专家组对配电网络的各种限流技术进行了专门的调研，认为应用电力电子技术发展固态限流器是较现实的技术途径。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。