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基于内模控制的三相电压型PWM整流器不平衡控制策略研究,提供了不平衡状态下PWM整流器模型-Internal model control based on the three-phase voltage-type PWM rectifier control strategy for unbalanced study provides a PWM rectifier under unbalanced model
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关于TCR+FC型SVC的研究文献,这篇文章考查了晶闸管控制的并联补偿器的理论基础。不平衡负荷补偿和电压稳定的条件是建立在对称分量的应用上的。适用于前馈控制(电脑的)的数学关系是根据。这里对前馈和反馈的实用方法进行了讨论。-This paper examines the theoretical foundations of thyristorcontrolled shunt compensation. Conditions for unbalanced load compensation and
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在电网电压频率波动或者三相不平衡的情况下,硬件锁相很难准确检测到基波正序的相位。在结合PWM整流器空间矢量解耦控制算法的基础上,将软件锁相环技术应用在PWM整流器控制系统中,并用仿真和实验验证了该方案的可行性。实验结果表明,该方案解决了电网电压频率波动及三相不平衡时的相位同步等问题,并在工程上具有一定参考价值。-Frequency or voltage fluctuations in three-phase unbalanced case, the hardware lock is diffic
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设计了一种新颖的三相锁相环的设计算法,可以用于不平衡电压的相位检测和跟踪。-A modified soft phase lock loop algorithm improving the performance inDynamic phase tracking and detection of unbalanced voltage
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This paper presents harmonic and reactive power
compensation based on a generalized theory of instantaneous reactive power for three-phase power systems. This new theory gives a generalized definition of instantaneous reactive power,which is valid
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This paper proposes a new and explicitly frequencyadaptive
method for Virtual Flux estimation and voltage sensorless
grid synchronization under unbalanced conditions.
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The basic principle of the dynamic voltage restorer is to inject a voltage of required magnitude and frequency, so that it can restore the load side voltage to the desired amplitude and waveform even when the source voltage is unbalanced or distorted
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THREE PHASEE DYNAMIC VOLTAGE RESTORER WITH INVERTER CONTROL
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This paper, focus on the study and design of a shunt active power (APF) filter for the compensation of harmonic currents and reactive power in polluted environment and under unbalanced network voltage. In APF design and control, p-q theory was often
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direct power contorl of three level npc under unbalanced and distorted grid voltage
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