交流泄漏电流,AC Leakage Current
1)AC Leakage Current交流泄漏电流
1.In this paper, an effective method to monitorAC Leakage Current of switchgear on-line is given, and its principle is explained in detail.本文提出了一种在线监测开关柜交流泄漏电流切实有效的方法。
2.On the test of a Zinc Oxide arrester,the paper presents the insulation resistance test of the Zinc Oxide arrester,the DC test under power cut,and AC leakage current test in operation voltage and proposes the short comings of the insulation resistance and incomplete DC test.针对氧化锌避雷器的试验,介绍了氧化锌避雷器的绝缘电阻试验、停电条件下的直流试验和运行电压下的交流泄漏电流试验,提出了绝缘电阻试验的不足之处和直流试验的不全面。
2)Leakage Current泄漏电流
1.A simple method of detecting leakage current to ground;一种简易的对地泄漏电流的检测方法
2.Technological analysis of measuring leakage current under condition of exerting DC voltage on winding ends for 200MW generator stator windings;200MW发电机定子绕组端部施加直流电压下泄漏电流测量的技术分析
英文短句/例句
1.Research on 1000 kV AC Insulator leakage Current Characteristic1000kV交流绝缘子串泄漏电流特性研究
2.Leakage Current and Touch Current in Electronic Apparatus Standards and Electrical Appliances Standards浅谈电子电器标准中的泄漏电流与接触电流
3.Design of Monitoring System for Leakage Current of Polluted Insulator;污秽绝缘子泄漏电流监测系统的设计
4.Icing Flashover Leakage Current of Long Insulator Strings in 500 kV Transmission Line500kV线路长串绝缘子的冰闪泄漏电流
5.The Situation Monitoring Technology of the Power Electronic Device Based on the Leakage Current基于泄漏电流的电力电子装置状态监测技术
6.Research on AC Flashover Mechanism and Characteristics of Leakage Current for Iced Insulator覆冰绝缘子交流闪络机理与泄漏电流特性研究
7.Investigation on the Intellectual Instrument for On-line Monitoring Leakage Current of MOA;智能式MOA泄漏电流在线监测装置的研究
8.Investigation on the Portable Instrument for On-line Monitoring Leakage Current of MOA;便携式MOA泄漏电流在线监测装置的研究
9.Recurrent Plot Analysis of Leakage Current for Evaluating and Monitoring Outdoor Insulator Performance基于泄漏电流递归分析的绝缘子状态检测研究
10.Design of Fi1ter in Monitoring System of Leakage Current污秽绝缘子泄漏电流检测中滤波器的设计
11.Research on testing technique of leakage current conforming to new standards for medical equipment符合新标准的医疗设备泄漏电流测试技术研究
12.The Study on Leakage Current Monitor of MOA金属氧化物避雷器泄漏电流监测仪的研制
13.Study of Insulator Leakage Current Online Monitoring System of Overhead Line Based on GPRS;基于无线分组的输电线路绝缘子泄漏电流在线监测系统研究
14.Application of Online Monitoring Device for Insulator Leakage Current in Guangxi Power Grid绝缘子泄漏电流在线监测装置在广西电网的应用
15.Leakage Current Data Acquisition System for Flashover Tests of Insulators under Iced and Contaminated Conditions;覆冰与污秽绝缘子闪络试验中泄漏电流测量系统研究
16.Leakage Current Measurement System Based on Virtual Instrument of Iced Insulators Flashover;基于虚拟仪器的绝缘子冰闪过程泄漏电流检测研究
17.The Study on Signal Acquisition and Transmission System of Leakage Current of MOA;氧化锌避雷器泄漏电流信号采集与传输系统的研究
18.electrical leakage resistance抗电气泄漏,漏电阻抗
相关短句/例句
Leakage Current泄漏电流
1.A simple method of detecting leakage current to ground;一种简易的对地泄漏电流的检测方法
2.Technological analysis of measuring leakage current under condition of exerting DC voltage on winding ends for 200MW generator stator windings;200MW发电机定子绕组端部施加直流电压下泄漏电流测量的技术分析
3)leak current泄漏电流
1.Design of on-line monitoring forleak current of insulating casing;绝缘套管泄漏电流在线检测单元设计
2.The averageleak current is less than 0.5V(DC)条件下测得的泄漏电流平均值不大于0。
4)leakage current漏泄电流
1.Adding a appropriate amount of SiO2 to ZnO ceramics leads to incrcase a value and voltage gradient of the varistor, to decreaseleakage current and to raise withstanding surge current, that results in making ZnO varistors with excellent performance.实验研究了ＳｉＯ２对ＺｎＯ压敏电阻器性能的影响，在ＺｎＯ陶瓷中，添加适量的ＳｉＯ２可以提高压敏电阻器的α值和电压梯度，降低漏泄电流，提高通流量，能够制造出性能优异的ＺｎＯ压敏电阻器。
5)current leakage电流泄漏
1.By using DC test,we found that V-I and IdV/dI-I are indicators ofcurrent leakage.DC检测发现,V-I和IdV/dI-I可以对LD的电流泄漏作出判断。
2.Theoretical and experimental results indicate that the BV peak is an indicator of nonlinearity of laser diodes,and it is correlated with the parallel linearcurrent leakage in laser diodes,and thecurrent leakage can result in the right-shifted BV peak.理论分析还表明,BV峰右侧的1/f噪声源于有源区,BV峰左侧的1/f噪声源于有源区周边的线性并联结构,该研究为电流泄漏的噪声诊断提供了理论依据。
6)leakage of current电流漏泄
延伸阅读
交流-直流-交流电流型变频调速交流-直流-交流电流型变频调速variable frequency AC motor speed control by AC-DC-AC current source converterJ loollu一zhlllu一J一001旧d旧n}Iux一ngb旧nPln tI00sU交流一宜流一交流电流型变绷调速(variablefrequency AC motors伴ed eontrol by AC一1)C-AC eurrent souree eonverter)采用交流一直流一文流电流型变颇器实现交流电动机调速的技术。交流电动机的极对数一定时，其同步转速与供电电派频率成正比，改变颇率就能调节交流电动机的速度.交流-直流一交流电流型变颇器就是将恒压、恒颇的交流电，首先整流为电流源性质的直流电，然后逆变为变压变叔的交流电，供电给交流电动机进行调速.交流一直流一交流电流型变频调速的示意框图如图1所示，变频器包括整流器、中间电感为主的建波电路和逆变器，控制系统包括速度给定、电压控制和颇率控制.交泣~宜娜一女血电祖组宜翻月图1交流一直流一交流电流型变频调速示意框图电流型变颇器交流一直流一交流电流型变频器中间直流回路经大电感建波后，形成高阻抗内阻性质的电流浑。其特点是中间直流回路的电流方向，不随工作状态而改变，借助于电撅侧和电机侧两套全控变流器，可以方便地实现四象限运行。由于电感的作用，使直流电流平直，逆变器抽出给电动机的电流为方波。拍出电压的波形随负载性质的不同而不同.对纯电阻性负载，显然也是方波;对感应电动机负载，电压波形则近似正弦波。交流一直流一交流电流型变颇器的分类，主要是根据其换流方式来区分，常用的有串联二极管电流型变颇器和带辅助换流晶闸管的电流型变频器。前者是利用换流电容器的充电作用以及二极管在不同时刻处于截止或导通的状态而换流;后者是利用辅助晶闸管通断和换流电容器充放电完成换流。由于在换流过程中，电机诵感要释放能量，使输出的正弦电压上叠加一个幅值较高的尖峰电压。如在逆变器翰出端设置一过电压吸收环节，可以吸收此尖峰电压，或利用大功率晶体管同时换流的逆变电路，也可减小尖峰电压。除上述相控整流器、中间直流环节、逆变器构成的整流直流电压可调的电流型变频器外，还有不控整流器、滤波环节、斩波器、电感储能环节及逆变器构成的中间直流电压可调的电流型变频器，不控整流器、中间直流环节、幅值控制逆变器构成的电流型变频器，它们的区别在于电压控制的所在环节不同。
