无功优化是电力系统电压稳定与经济运行的核心问题，也是提高电力系统电压质量的重要措施。
Var optimization is core problem of voltage stability and economic operation of electric power system, also important measure to improve voltage quality.
电力系统的无功补偿与无功平衡是保证电压质量的基本条件。
Reactive compensation and reactive equilibrium of electrical system are the basic conditions for guaranteeing voltage quality.
在电力系统中，电压的波动和无功功率的过剩和不足会严重影响供电质量。
In power system, the voltage pulsation and deficiency or surplus of reactive power will have a great effect on the quality of electric power supply.
针对电能质量扰动信号的特性，本文采用小波变换对电力系统的高频、瞬时脉冲、电压切痕扰动信号进行检测。
According to features of power quality disturbance signal, this paper detects the disturbance signals of high-frequency, transient impulse and voltage notch with wavelet transforming.
在电力系统中，电压问题不仅是一个供电质量问题，而且是关系到系统安全和经济运行的重要问题。
In the power system, the voltage problem is not only a power supply quality problem, and is related to the system safety and economical operation.
电压是电能质量的重要指标之一，电压稳定控制是驾驭电力系统安全稳定运行的重要工作之一。
Voltage is one important standard of power quality, steady voltage controlling is one important work of keeping safe and stable running of power system.
电力系统无功优化对保证电压质量、降低运行损耗，实现电网的安全经济运行具有重要意义。
Reactive power optimization is of great importance to voltage quality guarantee, power loss minimization and thus security and economic operation of power system.
高压智能同步开关技术是有效抑制电力系统操作过电压和涌流以及全面提高电能质量的关键技术。
Intelligent synchronous high voltage switch can be utilized to minimize the switching overvoltages and high inrush currents in power systems, as well as to improve the overall power quality.
变电站电压、无功控制已成为保证电压质量和无功平衡，提高电力系统可靠性和经济性必不可少的措施。
The voltage and inactive power control of substations have become necessary measures to ensure the voltage quality and inactive power balance and improve the reliability and economy of power system.
该计算方法可以应用于电力系统电能质量的分析计算，也可以应用于电压波动和闪变的理论推导。
This method not only can be used in the analysis and calculation of power quality, but also in the theoretical deduction of voltage fluctuation and voltage flicker.
电力系统无功优化配置是保证系统安全、经济运行的一项有效手段，是提高电压质量的重要措施。
Reactive power optimization is an effective measure to keep power system safe and economical, and an important method to improve voltage profile.
电力系统无功优化配置是保证电力系统安全、经济运行的一项有效手段，是提高电压质量的重要措施。
Reactive power optimization is an effective method to keep power system safe and economy, and it's an important measure to improve voltage quality.
电力系统实现无功优化控制是保证系统电压质量、降低网损的重要措施。
Reactive power optimization is an effective method for improving the electricity quality and reducing the power loss in power system.
电力系统的重要质量指标之一就是供给用户的电压，理想的是，在任何时候电压稳定不变。
One of the important basic qualities of a power system is the voltage of the supply to its customers, with a constant voltage at all time being ideal.
电力系统无功优化是提高电压质量、降低系统运行网损、保证系统安全经济运行的有效手段。
Reactive power optimization in power system is an effective means to improve voltage quality, reduce network losses and ensure power system operates in a secure and economical way.
电力系统无功优化是保证系统安全、经济运行的一项有效手段，是降低网损、提高电压质量的重要措施。
Reactive power optimization is one of the most control methods to ensure power system operation securely and economically, and an effective measure to improve the voltage profile and reduce the loss.
电力系统无功优化对保证电压质量及系统安全性和经济性有着重要的意义。
Reactive power optimization is very important for ensuring the quality of voltage, security and economics of power system.
该计算方法可以应用于电力系统电能质量的分析计算 ，也可以应用于电压波动和闪变的理论推导。
With detailed study on the theoretical calculation of short term flicker severity, a novel digital method of calculating instantaneous perceptibility p and short term flicker severity Pst is deduced.
该计算方法可以应用于电力系统电能质量的分析计算 ，也可以应用于电压波动和闪变的理论推导。
With detailed study on the theoretical calculation of short term flicker severity, a novel digital method of calculating instantaneous perceptibility p and short term flicker severity Pst is deduced.
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