后备保护

利用Agent实现新的电网后备保护

Novel Backup Protection System for the Electric Power Grid Using Agent

大型电站Agent保护对于保护整体性能的提高主要体现在防止保护的不正确动作和加快后备保护的动作速度。

Agent protection can prevent the maloperation and accelerate the backup protection .

主变压器接地后备保护CT安装地点变化对保护功能的影响

Analysis on the Effect of Different CT Installation Site to the Transformer Backup Relaying

基于CORBA的混杂MAS广域后备保护系统设计

Design of a Novel Wide-area Backup Protection System Based on CORBA and Hybrid MAS

关于220kV及以上主网远后备保护的思考

Imagine of Realization of Remote Back-up Protection in Main Network above 220 kV

一起110kV线路故障引起主变后备保护动作的原因分析

Reason analysis of transformer backup protection operates when the fault locates in transmission line

提高110kV线路后备保护适应能力的探讨

Discussion on Improving Adaptability of Back - Up Protection of 110 kV Transmission Line

昭东电站110kV主变后备保护拒动原因分析

Analysis of a maloperation of transformer 's backup protection in 110 kV Zhaodong station

220kV及以上系统后备保护的优化配合势在必行。

It is important to optimize the reserve protection of 220 kV and over power system .

220kV变电站主变后备保护与10kV侧出线保护配合问题的探讨

Discussion on coordination of 220 kV substation main transformer back-up protection and the protection of 10 kV side

基于新标准化设计规范的330kV变压器后备保护整定计算方法探讨

A 330 kV Transformer Backup Protection Setting Calculation Method Based on New Standardized Design Specifications

对目前500kV系统联络变压器保护配置方案在保护范围、后备保护的配合关系及运行方式的灵活性等方面进行了分析。

The paper analyzes the protection configuration of interconnecting transformer in 500 kV system with its protection range , cooperation of backup protection and operating flexiblity .

按加强主保护、简化后备保护的原则，对500kV联络变压器提出了新的保护配置方案。

According to the principles of strengthening the main protection and simplifying the backup protection , a new protection configuration scheme of interconnecting transformer in 500 kV system is put forward .

文中提出在不增加变电站设计复杂性的前提下，对上一级变电站的出线保护进行简单的改进，即设置能够切除110kV变电站主变压器低压侧各种短路故障的远后备保护。

After analyzing the fault at secondary side of power transformer , this paper presents a technical scheme to trip out power supply of the substation from the supplying 110 kV substation .

绥中发电厂引进俄罗斯800MW发电机组，定子接地后备保护装置主要由基波零序电压保护和3次谐波电压保护组成。

The stator ground protection set of Suizhong Power Plant 800 MW generator units supplied by Russia is mainly composed of fundamental frequency zero-sequence voltage protection and third-harmonic voltage protection .

R-C阻容吸收器作为四星型接法MOA的后备保护器，解决了四星型接法MOA实际存在的放电分散性使保护灵敏度下降问题，改善了过电压波形，降低了避雷器的残压。

In actual operation , discharge dispersivity of the four-star connection MOA would reduce sensitivity of protection . R-C absorption device as a spare protector of the four-star connection MOA solved the above problem , improved waveform of the overvoltage and reduced residual voltage of a lightning rod .

SDBP根据各差动区的动作状态可以精确定位故障元件，并根据主保护动作信息和断路器位置信息完成整个变电站的后备保护功能。

SDBP can accurately locate the fault component according whether the differential zones lie in restraining state or operating state , and implement backup trip according the act information of main protection and breaker .

根据海阳市现行110kV及以下变压器后备保护配置存在的不足，阐明了增设中、低压侧限时速断保护的必要性与迫切性，并提出了对电磁型变压器保护增设该保护功能的可行性方案。

According to the existing shortages in backup protection configuration for transformer of 110 kV and below , the necessity and urgency of adding dead-line instant protection at medium and low voltage sides are explained and its feasible scheme of electromagnetic transformer protection is proposed .

通过对220kV及以上电力系统主网远后备保护现状的分析研究，结合目前国内继电保护技术的水平，对主网实现远后备的必要性和可行性进行了分析探讨。

This paper presents the necessity and feasibility study on the realization of remote back-up protection through the analysis and research on the present situation of remote back-up protection in the main network of 220 kV and above , in consideration of the present relay protection technological level in China .

距离继电器作为变压器低压侧故障远后备保护时的性能

Performance of Distance Relay when Used as Remote Backup Transformer Protection

基于光纤网的后备保护系统的研制

Development of a Novel Backup Protection System Based on Optic-Fiber Network

新的防止大停电事故的后备保护减载控制策略

New Load Shedding Control Strategy for Backup Protection Against Cascading Outages

变压器低压侧故障远后备保护分析及解决方案

Analysis of remote backup protection for transformer low-side fault and resolution

一种后备保护与安全自动装置协调工作的方案

A Coordination Working Scheme of Back-up Protection and Automatic Safety Device

基于二维节点控制的馈线后备保护原理

A new backup feeder protection scheme based on two-dimension control nodes

数字式变压器快速后备保护的设计与运用

The design and application of digital quick standby protection for transformer

Ⅲ段距离保护作为后备保护的性能分析

Performance analysis of ⅲ section distance relay as the backup protection

文中还介绍了全星形自耦变压器的继电保护整定特点和零序后备保护的计算技巧。

It also introduces the skill of calculating zero-sequence backup protection .

基于关联矩阵的输电线路广域后备保护研究

Study on Transmission Line Wide-Area Backup Protection Based on Correlation Matrix

TB&2型矿井提升机综合后备保护器

Reserved Comprehensive Protector for the Shaft Lifter Model TB & 2