史上最难的翻译,强人请进

翻译这篇文章需要一定的电力专业英语词汇,希望大家帮忙,分,我决不怜惜。

题目:A New Principle of Discrimination between Inrush Current and Internal Fault Current of Transformer Based on Self-Correction Function
前言:Abstract--When differential protective relays are applied to transformer protection, how to identify the magnetizing inrush current and short circuit current caused by internal fault is the key problem. Here, regarding the inrush current and short circuit current as the random signal, the sampled data are analyzed by correlation function principle in the digital signal processing (DSP)and the self-correlation function of the sampled data is calculated. Through the similar comparison operation conducted by standard self-correlation function (SSCF) formed with sinusoidal current the short circuit current and the inrush current can be distinguished by the magnitude of similarity coefficient. The results in Electrical Power Dynamic Laboratory (EPDL) verify the feasibility of the proposed method. Index Terms--Transformer, Differential protective relay, SSCF, Correlation function, Inrush current, Short circuit current, Random signal, EPDL.
正文:large power transformers are a class of very expensive and vital components of electric power systems. Accordingly, higher demands are imposed on the study of their protection techniques; this includes the requirements of dependability associated with no mal-operations, security associated with no false tripping, and operating speed associated with short fault clearing time. Protection of large power transformers is a very challenging problem in power system relaying [1].
这是外国的一电力相关专业论文的一部分
谢绝机翻,谢谢

以下翻译请楼主审阅,谢谢!
标题是self-correction function,正文是self-correlation function, 不知是原文如此还是打错了,我还是按原文翻了。

A New Principle of Discrimination between Inrush Current and Internal Fault Current of Transformer Based on Self-Correction Function 基于自校正函数辨别变压器涌流和内部故障电流的新原理

前言:Abstract--
摘要:
When differential protective relays are applied to transformer protection, how to identify the magnetizing inrush current and short circuit current caused by internal fault is the key problem. 当将差动保护继电器用于变压器保护时,如何鉴别励磁涌流和因内部故障引起的短路电流是关键的问题。Here, regarding the inrush current and short circuit current as the random signal, the sampled data are analyzed by correlation function principle in the digital signal processing (DSP)and the self-correlation function of the sampled data is calculated. 这里将涌流和短路电流视为随机信号,取样的数据用数据信号处理(DSP)中的相关函数原理做了分析,并对取样数据的自相关函数做了计算。Through the similar comparison operation conducted by standard self-correlation function (SSCF) formed with sinusoidal current the short circuit current and the inrush current can be distinguished by the magnitude of similarity coefficient. 通过用以正弦波电流形成的标准自相关函数(SSCF)进行的类似比较运算,短路电流和涌流就可用相似系数的幅值加以区别。The results in Electrical Power Dynamic Laboratory (EPDL) verify the feasibility of the proposed method.在电力动态实验室(EPDL)得到的结果证实了所提出方法的可行性。 Index Terms--Transformer, Differential protective relay, SSCF, Correlation function, Inrush current, Short circuit current, Random signal, EPDL.
索引词:变压器;差动保护继电器;SSCF;相关函数;涌流;短路电流;随机信号;EPDL
正文:large power transformers are a class of very expensive and vital components of electric power systems.大功率变压器是电力系统中一类很昂贵而必不可少的部件。 Accordingly, higher demands are imposed on the study of their protection techniques; 因此,非常需要对它们的保护技术加以研究;this includes the requirements of dependability associated with no mal-operations, security associated with no false tripping, and operating speed associated with short fault clearing time.这包括要求与没有误操作相关联的可靠性,与没有伪跳闸相关联的安全性,以及与短的故障清除时间相关联的运作速度。Protection of large power transformers is a very challenging problem in power system relaying [1].大型电力变压器的保护在电力系统继电保护中是一个非常具有挑战性的问题。
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第1个回答  2009-03-06
史上最难的翻译,强人请进
悬赏分: 200 -离问题结束还有18天23小时
翻译这篇文章需要一定的电力专业英语词汇,希望大家帮忙,分,我决不怜惜。

题目:一个新的原则区分励磁涌流和内部故障电流变压器基于自校正功能
前言:摘要-当差动保护继电器适用于变压器保护,如何确定励磁涌流和短路电流引起的内部故障是关键问题。在这里,就浪涌电流和短路电流的随机信号的采样数据,分析了相关函数的原则在数字信号处理( DSP )和自相关函数的采样数据的计算方法。通过类似的比较操作标准进行的自相关函数( SSCF )形成正弦电流短路电流和浪涌电流可以区分的程度相似系数。结果在电力动态实验室( EPDL )核查的可行性,所提出的方法。索引词-变压器差动保护继电器, SSCF ,相关函数,浪涌电流,短路电流,随机信号, EPDL 。
正文:大型电力变压器是一类非常昂贵和重要组成部分的电力系统。因此,更高的要求强加在研究他们的保护技术;这包括有关要求的可靠性,没有误运营管理,安全与无假绊和运行速度与短期故障清除时间。保护大型电力变压器是一个非常具有挑战性的问题在电力系统继电保护[ 1 ] 。

希望你用得到...
第2个回答  2009-03-07
用相关函数原理识别变压器励磁涌流和短路电流的新方法

摘要:采用了差动保护继电器的变压器保护系统中,如何正确识别励磁涌流和内部故障时的短路电流是关键问题。文章将变压器励磁涌流和各种内部故障电流均看作随机信号,应用数字信号处理(DSP)中的相关函数原理对采样数据进行分析,计算采样数据的自相关函数(SSCF),并与正弦电流形成的标准自相关函数进行相似比较运算,利用相似系数大小区分短路电流和励磁涌流。电力动态实验室(EPDL)的试验结果证明了上述方法的可行性。

关键词:变压器、差动保护继电器、标准自相关函数、相关函数、励磁涌流、短路电流、随机信号、EDPL

正文:大功率变压器在电力系统中价格昂贵且至关重要。因此,对它们的保护技术提出了更高的要求,包括:误操作的防范,错误跳闸的避免,以及短路故障恢复时间。在电力系统中继中,大功率电力变压器的保护具有极大的挑战。

----------------------------------
这是一篇华北电力大学电气工程学院 马静,王增平,徐岩等人发表在IEEE 2005年11月刊上的文章
个别电力专业词汇可能还不完全准确
可以与原作者联系核对。
第3个回答  2009-03-04
晕咯,你这问题的标题未免也太...一惊一乍了吧

翻译:

题目:一个基于变压器自校正函数以区分突入电流与区内故障电流的新原理

前言:摘要-当差动保护继电器适用于变压器保护,如何确定励磁涌流和短路电流引起的内部故障是关键问题。在这里,就浪涌电流和短路电流的随机信号的采样数据,分析了相关函数的原则在数字信号处理( DSP )和自相关函数的采样数据的计算方法。通过类似的比较操作标准进行的自相关函数( SSCF )形成正弦电流短路电流和浪涌电流可以区分的程度相似系数。结果在电力动态实验室( EPDL )核查的可行性,所提出的方法。索引词-变压器差动保护继电器, SSCF ,相关函数,浪涌电流,短路电流,随机信号, EPDL 。
正文:大型电力变压器是一类非常昂贵和重要组成部分的电力系统。因此,更高的要求强加在研究他们的保护技术;这包括有关要求的可靠性,没有误运营管理,安全与无假绊和运行速度与短期故障清除时间。对于如此一个大型电力变压器的保护工作是电力系统继电保护之中非常具有挑战性的问题。
第4个回答  2009-03-04
A New Principle of Discrimination between Inrush Current and Internal Fault Current of Transformer Based on Self-Correction Function
基于变压器自校正函数区分突入电流与区内故障电流的新原理

前言:Abstract--When differential protective relays are applied to transformer protection, how to identify the magnetizing inrush current and short circuit current caused by internal fault is the key problem. Here, regarding the inrush current and short circuit current as the random signal, the sampled data are analyzed by correlation function principle in the digital signal processing (DSP)and the self-correlation function of the sampled data is calculated. Through the similar comparison operation conducted by standard self-correlation function (SSCF) formed with sinusoidal current the short circuit current and the inrush current can be distinguished by the magnitude of similarity coefficient. The results in Electrical Power Dynamic Laboratory (EPDL) verify the feasibility of the proposed method.
当我们将差动保护继电器应用于变压器保护时, 如何区分励磁突入电流与变压器内部故障引起的短路电流就成为了关键问题。 在此,我们若将突入电流和短路电流视为随机信号, 就可以应用数据信号处理(DSP)中的相关函数原理分析采样数据, 并且计算采样数据的自关联函数。 通过类似的比较运算, 我们就可以根据相似系数的大小, 区分正弦电流短路电流和突入电流。电力动态试验室的实验结果证实了该方法的有效性。

Index Terms--Transformer, Differential protective relay, SSCF, Correlation function, Inrush current, Short circuit current, Random signal, EPDL.
索引词: 变压器, 差动保护继电器,自校正标准函数, 相关函数, 突入电流, 短路电流, 随机信号, 电力动态实验室。

正文:large power transformers are a class of very expensive and vital components of electric power systems. Accordingly, higher demands are imposed on the study of their protection techniques; this includes the requirements of dependability associated with no mal-operations, security associated with no false tripping, and operating speed associated with short fault clearing time. Protection of large power transformers is a very challenging problem in power system relaying [1].
大型电力变压器是电力系统中一类相当昂贵和重要的部件。 人们大型电力变压器保护技术的研究, 也也提出了较高的要求; 这些要求包括: 与无不正确操作相关的可靠性, 与误启动相关的安全性, 以及与短故障消除时间相关的运行速度。 对大型电力变压器的保护工作是电力系统继电保护中非常具有挑战性的问题[1]。

PS: 虽然它对我来说很难, 而我也不见得翻译得很好, 但是它还算不上史上最难吧! 楼主做了回标题党。 玩笑归玩笑, 我的中文欠佳, 请楼主站在一个电力人的角度——平时你应该可以接触较多的专业中文论文——对我的译文评判评判。 :-)
第5个回答  2009-03-05
请稍等,我正在翻译中。
对不起,让你等了。下面使我的翻译:
题目:A New Principle of Discrimination between Inrush Current and Internal Fault Current of Transformer Based on Self-Correction Function
用故障自检功能检测变压器瞬间峰值电流与内部故障电流的新原理
前言:Abstract--When differential protective relays are applied to transformer protection, how to identify the magnetizing inrush current and short circuit current caused by internal fault is the key problem. Here, regarding the inrush current and short circuit current as the random signal, the sampled data are analyzed by correlation function principle in the digital signal processing (DSP)and the self-correlation function of the sampled data is calculated. Through the similar comparison operation conducted by standard self-correlation function (SSCF) formed with sinusoidal current the short circuit current and the inrush current can be distinguished by the magnitude of similarity coefficient. The results in Electrical Power Dynamic Laboratory (EPDL) verify the feasibility of the proposed method. Index Terms--Transformer, Differential protective relay, SSCF, Correlation function, Inrush current, Short circuit current, Random signal, EPDL.
前言:在变压器保护系统中应用了差动保护继电器后,如何鉴别由启动电流还是(变压器)内部短路电流引起是一个关键问题。这里,我们把启动电流还是短路电流看作随机信号,对数字信号(DSP)相关函数原理的取样数据进行了分析以及对取样数据的自修正功能进行了计算。通过正弦曲线电流形成的标准自修正函数(SSCF)导出的相似法做比较计算后,短路电流与启动电流能够用相似系数量级加以区别。电力动态实验室(EPDL)的试验结果证实了上述方法的可行性。
关键词:变压器、差动保护继电器、SSCF、相关函数、启动电流、随机信号、EDPL
正文:large power transformers are a class of very expensive and vital components of electric power systems. Accordingly, higher demands are imposed on the study of their protection techniques; this includes the requirements of dependability associated with no mal-operations, security associated with no false tripping, and operating speed associated with short fault clearing time. Protection of large power transformers is a very challenging problem in power system relaying [1].
正文:大功率变压器似电力系统中价格昂贵与至关重要的部件。因此,对它们的保护技术提出了更高的要求,包括:同无不正确作业相关的可靠性的要求、与无错误合闸的可靠性以及与断路清除时间有关的操作速度。在电力系统继电器在大功率电力变压器的保护具有非常竞争力的难题。

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