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- capacitive current switching 容性电流开合
- Application guide for capacitance current switching for ac high-voltage circuit breakers rated on a symmetrical current basis 基于平衡电流的额定交流高压断路器电容电流转换的应用指南
- Cyclic voltammograms of the modified electrodes showed that the capacitive current and area of the solution-electrode interface were rather large. 从循环伏安法结果得知,被修饰过之电极在水溶液极电极之电容电流及其表面积均较大。
- The total capacitive current can be measured only by selecting one Petersen-coil to inject signal current. 在一个配电网中只需安装一台自动调整消弧线圈,就能实现整个配电网的自动调谐,无需通信配合。
- One is the rise in voltage along the line resulting form the capacitive current of the line flowing through the line inductance. 一个影响是由于线路电容电流流过线路电感引起的电压沿线路升高
- The second effect is the rise in voltage resulting from the capacitive current of the line flowing through the source (generator) impedance. 第二个影响是线路电容电流流过电源,阻抗引起的电压升高。
- A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed. 提出了一种具有零电流关断(ZCS)的反激式单级功率因数校正(PFC)变换器。
- The basic principle of resistive current passing through XLPE power cable measured by capacitive current compensation method is introduced. 摘要介绍了用容性电流补偿法测量XLPE电缆的阻性电流的基本原理。
- To accomplish this, switch cards designed for current switching often use SPDT or Form C relays. 为了实现这一目的,为电流切换设计的开关卡往往采用SPDT或C型继电器。
- Module components based current differential relay can eliminate the adverse effect of the distributed capacitive current. 利用模分量构成的模分量差动保护能够从根本上消除分布电容电流的不利影响。
- The characteristics of a new zero current switching (ZCS) - PWM cell are analyzed. 分析了一个新的零电流开关(ZCS)单元电路的特性。
- The gas flow field in the nozzle after current zero, and the dielectric recovery characteristics of BTF and SLF and small capacitive current were analyzed. 分析了电流过零后喷口内气流场的变化规律及燃弧时间和开断电流对介质恢复过程的影响;
- The preventative test method is introduced for capacitive current transformer with high voltage lines in place that is proved to be practicable, high efficient and accurate. 论述了电容型电流互感器不拆高压引线预防性试验的原理和方法,并介绍了现场实际测试结果,证明该方法是准确、高效,切实可行的。
- JI Sheng-chang,YANG Lan-jun,LI Yan-ming,et al.The capacitive current compensation method for ZnO surge arrester's on line monitoring[J].High Voltage Engineering,2000,26(4):16-18. [2]汲胜昌;杨兰均;李彦明;等.;在线监测氧化锌避雷器的容性电流补偿法[J]
- This may require using a high current switch card for sourcing and a low voltage switch card for measuring. 这就可能需要利用一个大电流开关卡来提供电流,一个小电压开关卡用于测量。
- Compressor overloading protector,over charging relay,high/low voltage switch,frost-preventive switch,reverse current switch. 压缩机超载保护、过电流保护、高低压开关、温度开关、防冻开关、逆相保护.
- Under single-phase grounding incid ent of distribution network,the device can exactly select the grounding line and completely compensate single-phase grounding capacitive current. 配电网单相接地时,装置能准确地选出单相接地线路和完全补偿单相接地电容电流。
- These applications include test of breaking and making resistive current, capacitive current, inductive current with aperiodic component and current with delayed current zero as well. 推荐通常用于无非周期分量电感性电流开断的振荡回路的几种新的应用方法,包括电阻性电流、电容性电流、带非周期分量的工频电流以及延迟过零电流的开断及关合等。
- A phase shift converter can achieve zero voltage switching on the leading leg and zero current switching on the trailing leg by utilizing the reverse avalanche characteristics of IGBT. 利用IGBT的反向雪崩特性,实现伪相移变换器前臂零电压、尾臂零电流开关,使IGBT可在高开关频率下运行,且降低了开关损耗。
- The feature of zero current switching in the rectifier stage was implemented by inserting short periods of zero switching states around the points at which the rectifier stage commutes. 在此设计了一种特殊的换流策略,即在整流级换流前后,在逆变级插入零开关状态,保证了整流级的零电流换流特性。