Through deduction and analysis, the conclusion can be made: low reactance at the neutral point of transformer has little effect on the switching over-voltage in power systems.
通过计算和分析表明：变压器中性点接入小电抗对系统的操作过电压基本不会产生影响。
SVC is used in power system for the purpose of reactive power support and voltage control. Wide area measurement system (WAMS) has been widely used in modern power systems.
SVC已经广泛应用于电力系统的无功支持和电压控制，广域测量系统在国内外也已有许多工程应用。
The Siemens scope of supply includes power equipment such as medium and high-voltage transformers as well as all the high, medium and low-voltage distribution systems.
西门子供给范围包括电力设备，如中压和高压变压器以及所有高、中、低压配电系统。
The simulating studies indicate the proposed excitation controller can improve the accuracy of voltage control and strengthen the stability of electric power systems.
仿真研究表明：所论模糊励磁控制器可以提高发电机的电压控制精度和电力系统的稳定性。
The desirable scheme of capacitor placement in distribution systems aims at achieving voltage regulation and power loss reduction, while preventing harmonic resonance or magnification.
配电网合理的电容器配置不仅可以有效改善电网的电压水平，降低系统的有功网损，而且能够避免谐波谐振或电流放大。
Reactive power supply programming in distribution network can improve voltage and decrease power loss, it is important for the running of systems more safe and economical.
配电网无功电源规划能够有效地改善电压水平、降低网损，对系统安全经济运行具有重要意义。
The concept of hybrid power control system is introduced to the power systems voltage control, and the static hybrid automatic voltage control (HAVC) system is established in the paper.
将混成控制系统理念引入电力系统的静态电压控制，提出了静态混成自动电压控制系统。
The unstable voltage phenomena of power systems are suffering increasing concerns nowadays.
电力系统的电压不稳定现象正受到越来越多的关注。
The concept of Hybrid power control system is introduced to the power systems' voltage control, and the static Hybrid Automatic voltage control (HAVC) system has been established in the paper.
本文将混成控制系统理念引入电力系统的静态电压控制，提出了静态混成自动电压控制系统。
Moreover, this paper presents an analysis for the conditions of the critical voltage stability and synchronism stability limit in the bulk power systems.
此外，本文还对复杂电力系统中临界电压稳定与同步稳定极限的条件进行了探讨。
Many electrical test systems or instruments are capable of measuring or sourcing hazardous voltage and power levels.
许多电子测试系统或仪器能够测量或灌入危险电压和功率电平。
On the basis of active power filter linear shunt transformer harmonic impedance control, a novel principle for high voltage alternate power distribution systems is proposed.
针对高压交流配电系统，提出一种基于线性并联变压器谐波阻抗控制的并联型有源电力滤波器新原理。
Hardware and software design of reactive power automatic compensation controller for low-voltage distribution systems is introduced.
介绍了低压配电网无功功率自动补偿控制器的软件和硬件设计方法。
In order to satisfying the requirement of precision electronic systems for power supply systems, a high-voltage switching power supply was designed and fabricated.
针对精密电子设备中所要求的高电压、低电流的小功率电源系统，设计制作了一种高压开关电源。
The study of voltage stability about multi-infeed DC transmission systems is a new research field, so that voltage instability may probably threaten the security and stability of power grid.
多直流馈入输电系统的出现给电压稳定研究带来了全新的课题，电压失稳有可能成为这类电网安全稳定运行的最大威胁。
It contains two pairs of wideband, high voltage, current-mode feedback amplifiers optimized for low power consumption in DSL systems.
它包含两对宽频带，高电压，电流模式反馈放大器优化的低功耗，在DSL系统。
This paper describes several applications of optical fiber sensors in high-voltage-power systems.
本文介绍在高压电力系统中应用的几种光纤传感器。
Lightning current withstand capacity test of electronic equipment wires and fuse links in low voltage power systems is conducted in laboratory.
通过试验研究了弱电设备电气连线、制电路板及低压系统保险丝管等耐受雷电流的能力。
Reactive power is an important factor to the voltage stability and power lossing, and it is also related to secure and steady operation of the power systems.
无功功率是影响电压稳定和产生电损的一个重要因素，它关系到整个电力系统安全稳定的运行。
This paper reviews the progress and results of the researches on static state voltage stability in electric power systems via the load flow equations.
对潮流方程在电力系统静态电压稳定研究中的应用状况进行了综述。
Voltage unbalance of three phase ac distribution systems adversely affects power customers.
配电系统三相电压的不对称会对用户造成一系列不利影响。
So high voltage transmission line fault diagnosis and performance analysis are very important for security and stability of Power Systems.
因此，对输电线路的故障诊断和性能分析是极为重要和必要的。
This paper does study surround the analysis of power systems voltage stability and controlling strategy of voltage-reactive power.
本文围绕电力系统电压稳定和电压—无功控制策略问题开展研究。
We may use some special means to decrease power dissipation and the voltage types of power supply in these systems.
为了减少功耗和电源电压的种类，系统中可以采取一系列特殊措施。
The Power Transmission Division is a leading supplier of products and solutions in the high-voltage field and technology leader in high voltage Direct Current systems.
输电集团是高压领域的领先产品与解决方案供应商，是高压直流系统领域的技术领军者。
Simulative results for typical systems demonstrate that the proposed strategy makes full use of voltage control capability in power system to improve system voltage stability.
基于典型系统的仿真结果表明，该方法能充分利用系统中的电压支撑能力，提高系统电压稳定性。
For realizing optimal control of reactive power and voltage for power systems, it is necessary to equip suitable amounts of compensating capacitors.
为了实现电网无功、电压最优控制，要求电网中装设适当数量的补偿电容。
The design and study approach of a graphic platform for the Intelligent Decision Supporting System in urban high voltage power systems is presented in this paper.
介绍“城市高压电网运行智能决策支持系统”图形平台的设计、研究思想。
The filtering equipment is an important part of a series of key techniques of high voltage direct current (HVDC)power transmission systems.
在构成高压直流输电系统一系列关键技术中，滤波装置占据十分重要的地位。
Voltage sags have become a new focus of the study on power quality owing to significant changes of modern power systems and load profiles.
现代电网与负荷构成的变化使电压暂降问题成为热点。
应用推荐