变压器的纵差动保护___ -题库考试答案搜索网

变压器的纵差动保护___

单选题

2021-09-01 20:45

A、能反应油箱内部的故障
B、只能反应油箱内部的故障
C、不能反应油箱
D、都不对

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正确答案

C

试题解析

标签：联大河南理工大学电气工程及其自动化微机继电保护

感兴趣题目

发电机的纵差动保护，反应发电机_________及其_________的相间短路。

发电机纵差动保护与变压器纵差保护最本质的区别是什么？反映在两种纵差保护装置是最明显的不同是什么？为什么发电机纵差保护不反映定子绕组间短路而变压器纵差保护却能反映各侧绕组的匝间短路？

分析变压器瓦斯保护和纵差动保护的优缺点。

通常情况下，发电机纵差动保护最小动作电流比变压器纵差动保护最小动作电流大一些

变压器纵差动保护或电流速断保护可以反应变压器绕组、套管故障以及（）。

自耦变压器零序比率差动保护中，与自耦变压器的纵差动保护一样要考虑励磁涌流的影响

在间断角原理微机型变压器纵差动保护中，数据采取系统中的采样频率与比率制动式差动保护中的相当

在三侧电源时，三绕组变压器的纵差动保护的制动线圈应接于（）。

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

Duty is an act or a course of action that people ______you to take by social customs, law or religion.

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

相关题目: You should _______________ to one or more weekly magazines such as Time or Newsweek.; You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.; A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.; 变压器的瓦斯保护和纵差动保护能否相互代替？为什么？; 变压器纵差动保护的范围为（）。; 变压器纵差动保护整定不包括 ______ 。; Basically a robot is a machine which moves, manipulates, joins or processes _____in the same way as human hand or arm.; 变压器的纵差动保护___; Now almost all the parents want their children to learn the piano or the violin, _____ their children are willing or not.( ); _________ in a person’s speech or writing usually ranges on a continuum from casual or colloquial to formal or polite according to the type of communicative situation.; All people, whether they be rich or poor, strong or weak, privileged or deprived，are interdependent, and _______ the common task of seeking to achieve mankinds full potential; － What does the sign over there read － “No person ________ smoke or carry a lighted cigarette, cigar or pipe in this area”; 1_____education is the instruction that occurs when the instructor and students are separated by distance or time,or both; 变压器纵差动保护灵敏系数不满足要求时，应采用具有（）的差动继电器。; 变压器纵差动保护是变压器的（）保护。; 发电机的纵差动保护范围是（）; 变压器的纵差动保护（）。; 变压器主保护包括（）、电流速断保护、纵差动保护。; 变压器的套管在纵差动保护范围内，引出线在纵差动保护范围外。（）; 高压电动机纵差动保护工作原理与变压器纵差动保护相似。

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