介绍了电力系统线路故障点判断常用的保护动作分析、故障录波器分析和雷电定位系统三种方法。
This paper describes . and compares three popularly used trouble locating methods of power lines, i. e. , protection action analysis, fault recorder analysis and lightning location system.
本文简略分析与探讨了馈电线路微机保护模块的基本构成、动作方式及应用前景。
This article briefly analyzes and discusses the feeding circuit's computer protection module's basic structure, motion manner and application prospect.
但以往的暂态稳定分析中很少关注保护动作特性对于电力系统暂态稳定性的影响。
But the effect of protection operation upon transient stability was less paid attention in the previous analysis and assessment of transient stability.
分析了一起母线失电后快切装置动作时电动机起动过程中差动保护的误动事故。
In course of motor starting after no-voltage bus, a malfunction fault of motor differential protection was analyzed.
通过对一次典型的定子接地故障情况和保护录波数据分析，证明了保护动作行为的正确性。
Based on the analysis of a typical stator ground fault and its recording data, the protection action is proved to be correct.
本文对如何提高微机接地保护或自动选线装置的动作成功率，进行了比较系统和详细分析，提出了具体建议。
The paper analyzed in detail that how to improve the motional success rate of grounding protection or automatic line selection device, and gave the concrete Suggestions.
本文仅对该水电站机电设备运行过程中出现的纵差保护误动作四种可能性加以分析和处理，保证了发电机的安全运行。
The feasibility of a generator was analyzed for preventing differential operation from error action in order to ensure the generator operates in correct manner.
将电力故障录波数据重现为实际波形对于继电保护测试和保护动作行为分析等具有重要意义。
It is of significance for the testing and action analysis of protection devices to reproduce the actual waveforms by use of fault record data of power system.
电力系统故障录波，对分析电网故障、评价保护动作以及故障测距等，均有重要意义。
The faulty waveform recording in power system is important for the analysis of power network fault, the evaluation of protection's operation characteristic, fault location, and so on.
电力系统故障录波数据是电力系统故障分析和保护动作判据的重要依据。
The power fault recording data is the significant basis of fault analysis and protection action judgment in a power system.
本文作者在变压器精确模型的建立及其应用于变压器差动保护不正确动作机理分析做了一定的探讨研究。
Basing on a more precise model of transformer the author of this dissertation has done some researches on the machinery of the incorrect operation of differential protection for transformer.
通过一起保护动作的分析，对于允许式光纤保护的联动条件、允许信号的产生过程进行了细致的分析。
With the investigation and analysis of a fault, this paper explains the operation of optical fiber permissive relaying protection and the course of sending permissive signal.
介绍了一起ZN28系列真空开关爆炸事故，并从继电保护动作情况和事故现场两方面对事故原因进行了分析。
This paper introduces the explosion of type ZN28 vacuum breaker and analyzes the cause of the accident from two aspects, the action of protective relay and accident site.
分析了微机电动机保护装置在此次事故中的动作情况，并使用emtp仿真工具仿真电动机在自起动过程中的电流波形。
The operation condition of motor microcomputer-based protection was analyzed in this fault, and the current waveform in the course of starting was simulated using EMTP simulation tool.
论述了变压器空载投入时差动保护误动作原因是由励磁涌流引起的，分析了励磁涌流的产生、危害及其特点。
This article discusses the differential protection malfunction of transformers with no-load Input caused by, analyzes the emergence, hazards and characteristics of excitation inrush current.
文章针对灭火保护误动作进行了事故分析，提出了技改方案，从而有效地提高了灭火保护装置的可靠性。
Aiming at the error action of outfire's protection, the paper makes accident analysis, and some improving project are proposed, in order to improve the reliability of outfire's protection.
比较了微机11保护与CSL101保护原理上的差异，对微机11与CSL101保护构成全线速动保护的动作行为进行了较为全面的分析。
The difference of the principle of microprocessor protection between 11 and CSL101 was compared. The behavior of their constitution for full line high speed protection was analyzed.
对它们使用的特点，如动作时间、保护范围和通流能力等进行了分析和比较。
The operating characteristics of these methods such as response time, scope of protection and capability of current are analysed and compared with.
分析表明，新保护方案具有更高的动作可靠性。
The study result shows that the reliability of new protection scheme is higher.
介绍ABB公司励磁系统低励限制的定值整定，分析北京热电分公司1号发电机进相运行时的动作情况以及ABB励磁系统低励限制与失磁保护之间的关系。
In this paper, the author introduced the fixed value setting of underexcited limitation in ABB excitation system. And also analyzed the condensive operation of No. 1 generating unit.
文章在分析100%定子接地保护动作方式的基础上，对其提出了可行的改进方案。研究结果表明，改进方案能更好地保证发电机安全并有利于电力系统稳定。
In this paper, the operation style of the 100% stator ground protection based on twice frequency separation is analysed, and the feasible improving scheme is put forward.
试从原理入手并结合相关规范，对带过流保护的剩余电流动作断路器误接线进行分析。
The present paper makes analysis of false wiring of residual current operated circuit-breaker with interal overcurrent protection based on its operation principle in combination with related code.
介绍了微机保护动作过程可视化分析技术的实现方案和分析软件的主要功能。
The realization scheme of the visual analysis technique for the microprocessor-based protection operating process and the major functions of the analysis software are dealt with.
本文简略分析与探讨了馈电线路微机保护模块的基本构成、动作方式及应用前景。
This article briefly analyzes and discusses the feeding circuit's computer protection module's basic st...
介绍了阳光公司1 0· 2 3事故情况，着重分析了主励磁机差动保护和发电机失磁保护的动作原因，并提出技术改造措。
It intraduces 10·23 accident in Yangguang power company, emphasize on cause of differential and magnetism loss protective action on main excitation machine and present measures of technical reform.
第三章，对火把节的传承、保护与凉山旅游开发的互动作用进行了分析。
Then it analyzed the torch festival's role to the tourism development in Liangshan.
通过对一起微机型变压器差动保护误动作的原因分析，揭示了变压器的暂态饱和对差动保护的影响。
By analyzing a case in practice, this paper discusses the mechanism of sympathetic inrush and the relationship between sympathetic inrush and transient saturation in transformer.
通过对一起微机型变压器差动保护误动作的原因分析，揭示了变压器的暂态饱和对差动保护的影响。
By analyzing a case in practice, this paper discusses the mechanism of sympathetic inrush and the relationship between sympathetic inrush and transient saturation in transformer.
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