控制悬浮电容电压的平衡是保证悬浮电容多电平逆变器运行安全的关键。
Controlling voltage balancing of flying-capacitor multilevel inverter is very important to its safe operation.
仿真结果表明，该方法能有效地维持系统电压水平，同时防止多控制手段间的超调和调节振荡等现象。
The simulation results indicate that the strategy can maintain the system voltage and prevent the over-control and control oscillation among the multi-methods.
提出了一种多控制手段的协调分布式电压紧急控制方法。
A distributed coordinated voltage control strategy used in power system urgent state is proposed.
PW M控制采用基于参考电压分解的多电平直接PWM算法，数字化实现容易。
A multilevel direct PWM control strategy based on reference voltage decomposition suitable for digital implementation was employed.
为改善级联型多电平逆变器输出电压波形质量，对通过控制逆变单元开关角实现级联多电平逆变器谐波控制的方法进行了分析研究。
In this paper, the means of harmonics control by selecting switching angles are analyzed for improving quality of output voltage in cascaded multilevel inverter.
给出一个具有多控制功能的静止同步串联补偿器(SSSC)电压源模型。
This paper presented a modeling of the static synchronous series compensator (SSSC) with multi-control modes for power flow analysis.
县级电网的电压无功控制问题是一个多约束条件、多变量、非线性的复杂数学规划难题。
Reactive power optimization control in county power system is a great complex nonlinear mathematical programming problem, which has many variables and large constrains.
本文提出了一种逆变器数字多环控制技术，该方案在电流环和瞬时电压环之外附加了一个重复控制环。
This paper presents a digital multiple-loop control technology of inverters. The scheme incorporates a current loop with an instantaneous voltage loop, while a repetitive control outer loop is added.
还分析了采用多相空间电压矢量控制时，一个周期内电压矢量的合成过程，由于多相逆变器可供使用的空间电压矢量数目多，因而能够准确地输出给定电压矢量。
The composition processing of the space vector is also been analyzed, the reference voltage vector can be achieved correctly because there are more space voltage vector can be utilized.
还分析了采用多相空间电压矢量控制时，一个周期内电压矢量的合成过程，由于多相逆变器可供使用的空间电压矢量数目多，因而能够准确地输出给定电压矢量。
The composition processing of the space vector is also been analyzed, the reference voltage vector can be achieved correctly because there are more space voltage vector can be utilized.
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