The influence of the D-STATCOM under the imbalance power grid voltage is studied in this paper.
本文从原理上分析了电网电压不平衡情况对d -STATCOM的影响。
The imbalanced three-phase grid voltage will seriously affect the three-level PWM rectifier performance.
电网输入电压三相不平衡会严重影响三电平PWM整流器的性能。
High ability in resisting public power grid voltage wave ang power grid compensation, stable welding current.
抗电网电压波动及电网补偿能力强，焊接电流稳定。
Test results show that the deadbeat SVPWM control algorithm can effectively track the grid voltage and reference current.
试验结果表明，无差拍SVPWM的控制算法可有效跟踪电网电压和参考电流。
With the increasing of wind turbines, the response of wind turbine is more and more important when the grid voltage dips.
随着风电机组数量的增加，电网故障时风机的动态响应越来越重要。
Grid voltage in accordance with corporate standards and requirements for power factor to determine the motor's voltage rating and type.
根据企业的电网电压标准和对功率因数的要求，确定电动机的电压等级和类型。
The feed-forward control of utility grid voltage counteracts the influence of utility grid. The system becomes a simple passive tracking system.
电压前馈补偿可以抵消电网作用，使系统近似成为一个简单的无源跟随系统。
The power margin index for Shanghai grid voltage stability is presented, and the time domain simulation checking method for the power margin index is discussed.
摘要介绍了上海电网电压稳定功率裕度指标，探索了电压稳定裕度指标的时域仿真校核方法。
The power margin index for Shanghai grid voltage stability is presented, and the time domain simulation checking method for the power margin index is discussed.
阐述建立大受端电网电压稳定研究平台，提出“静态分析”与“中长期时域仿真”相结合的动态电压稳定工程分析新方法。
For remove the influence of the grid input on APF tracking the reference, introduces feed forward of grid voltage, and gives the concretely formula of the feed forward.
为消除电网这个外部输入对指令电流跟踪的影响，引入了电压前馈，并从理论上推导了前馈的具体关系式。
Feedforward signal includes the information of both grid voltage and DC side load. Power balance between the input and output can be maintained by adjusting AC side currents.
前馈信号同时包含了电网电压和负载的信息，通过快速调节交流侧进线电流，使得系统功率平衡得以维持。
The results about the research on the characters of ion beam sputtering show that grid voltage and sputtering gas pressure have great influences on ion beam distribution and current.
溅射特性研究结果表明：屏极电压和溅射气压对离子束均匀性和束流密度影响显著；
Besides, in order to eliminate the effect of grid voltage distortion or disturbance on output current, decoupling control is employed to further improve the quality of output current.
此外，为了消除电网电压畸变或扰动对逆变器输出电流的影响，系统中引入了电网电压前馈解耦控制，改善了系统输出电流的质量。
Through simulation, it is proved that SVC is capable of suppressing fluctuation of power grid caused by the output power of double-fed wind power generation system, and stabilizing the grid voltage.
仿真结果表明，SVC能够补偿双馈风力发电系统由于输出功率引起的电网波动，使所并入的电网电压稳定。
By adding damp load at DC-side of the converter, redundant energy at DC-side during grid faults will be consumed, therefore the operating of wind turbine will not be influenced by grid voltage sags.
为增强直驱型变速恒频风电系统的低电压穿越能力，采取了变流器直流侧增加卸荷负载以在故障时消耗掉直流侧多余的能量，使风电机组的正常运行基本不受电压跌落影响的应对措施。
Devices called synchrophasors can sample voltage and current 30 times a second or faster-giving utilities and system operators a far more accurate view of the health of the grid.
而被称为“同步向量”的设备能以一秒30次或更快的速度采样电压和电流——向电力公司和系统操作员提供有关电网健康状况的信息更为精确。
The electrical power grid is particularly vulnerable to these extra currents, which can infiltrate high-voltage transmission lines, causing transformers to overheat and possibly burn out.
相对于这些电流而言，电网极其脆弱。这些电流混入高压传输线引起变压器过热且可能烧毁。
To transmit the power for the solar farm we would need to build new high-voltage direct current transmission to replace our ac current grid.
为了传输太阳能发电站的能量，我们将需要建造新的高伏特直流传输器来取代我们的交流电网。
Finally, the impact of series resonant current limiter on relay protection and over voltage in grid was explored.
最后探讨了串联谐振式限流器对继电保护和电网过电压的影响。
The result indicates that it is really feasible to adopt SVC to supply load dynamic reactive power to Jiangsu power grid for increasing voltage stability.
结果表明，现阶段采用SVC提供江苏电网扰动时负荷的动态无功支持，提高电压稳定性是一项可行的措施。
The operation, should avoid high voltage line and elevated grid, to ensure the pile machine drill stand erect not be affected.
作业时，应避开高压线路及高架电网，以保证按桩机钻架的架设不受影响。
Considering limitations of the passive power filter (PPF), a reform method of PPF for low voltage power grid was presented.
针对无源滤波器的缺陷，提出了一种低压电网无源滤波器改造方案。
Test results of simulation system show that grid-connected voltage is synchronization with grid phase voltage.
通过对光伏并网系统的测试表明：并网电压与电网相电压同频同相。
Its charge time is strongly dependent on the voltage and amperage of the electricity flowing through the grid.
它的充电时间是强烈地依赖于电压和通过电力网格的流动安培。
Based on the statistics of operational faults of medium-voltage switchgear in Hangzhou power grid, the causes of faults are analysed.
统计了杭州电网中压开关设备的故障，对故障原因进行了分析，指出绝缘故障是主要因素。
Applying the proposed method to a certain large-scale power grid, results demonstrate that dynamic voltage performance of power system is enhanced greatly.
在实际大型电网中的应用结果表明，该优化方法可有效提高大电网电压的动态调节能力，有很好的实际应用前景。
The actual application shows that this system can improve the voltage level for each node of the whole power grid efficiently, reduce network loss, and produce better benefits.
实际应用表明，该系统可有效提高全网各节点的电压合格率，减少网损，能产生较好的经济和社会效益。
The actual application shows that this system can improve the voltage level for each node of the whole power grid efficiently, reduce network loss, and produce better benefits.
实际应用表明，该系统可有效提高全网各节点的电压合格率，减少网损，能产生较好的经济和社会效益。
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