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The Modular multilevel converter has become an attractive option for dc/ac conversion in many
power system applications in particular for HVDC transmission, due to its parallel arrangement of
phase legs the MMC is known to be wye configured archi
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The Modular multilevel converter has become an attractive option for dc/ac conversion in many
power system applications in particular for HVDC transmission, due to its parallel arrangement of
phase legs the MMC is known to be wye configured archi
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This paper discusses the impact of using 3-phase and multipules converter circuit commonly found in unity power factor at
input AC mains and regulates output voltage.3-phase thyristor rectifiers have been used in industries for obtaining a variable
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基于AVR单片机的电力谐波分析系统本设计采用ATMEL公司的ATmega32L单片机完成一个电能质量检测系统。电压信号经过变压器隔离降压，幅值较低的交流信号再通过运算放大器构成的加法器变成可供A/D转换电路转换的直流信号。单片机使用内部的定时器每1/3200秒对电压信号采样一次，用片内自带的10位精度A/D转换器对每周波的电压信号采样64个点后，进行FFT运算，FFT的运算过程采取查表法进一步提高运算速度，分析出小于21次的各次谐波的含量，并计算出电压信号的有效值(RMS)，将谐波分析结果通过R
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使用Matlab建立了3相 AC-DC-AC变换器，能够帮助需要学习的同学-Using Matlab to establish a 3 phase AC-DC-AC converter, can help students need to learn.
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In this paper it is presented a detailed descr iption
of the analog implementation of the control for a DC-AC
converter composed by a DC-DC Zeta converter and a low
frequency inverter. Using only analog components, it was
developed the MPPT t
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The dc-ac converter, also known as the inverter, converts dc power to ac power at desired output voltage and frequency. The dc
power input to the inverter is obtained an existing power supply network or a rotating alternator through a rectifier or
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直流输电比起交流输电更适合进行远距离高压输电，基于PSCAD电磁暂态仿真软件构建了交流系统、换流变圧器、换流器、交-直流滤波器、平波电抗器及直流输电线路等的仿真模型，并以此搭建了500kV高压直流输电系统仿真模型，验证了该模型的准确性。(DC transmission is more suitable for long-distance transmission than AC transmission, the electromagnetic transient simulation soft
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逆变器（inverter，又称变流器、反流器，或称反用换流器、电压转换器）是一个利用高频电桥电路将直流电变换成交流电的电子器件，其目的与整流器相反。可将12V或24V的直流电转换成230V、50Hz交流电或其它类型的交流电。它由逆变桥、控制逻辑和滤波电路组成(Inverter (also known as converter, inverter, or inverter inverter, voltage converter) is a high-frequency bridge circuit
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逆变器（inverter，又称变流器、反流器，或称反用换流器、电压转换器）是一个利用高频电桥电路将直流电变换成交流电的电子器件，其目的与整流器相反。可将12V或24V的直流电转换成230V、50Hz交流电或其它类型的交流电。它由逆变桥、控制逻辑和滤波电路组成。(Inverter (also known as converter, inverter, or inverter inverter, voltage converter) is a high-frequency bridge circui
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微电源为光伏发电单元，储能设备是蓄电池作，当光伏电池工作在最大功率点，满足蓄电池和负荷供电的情况下，系统能量仍有剩余时，经过变换器向大电网输送能量；当光伏电池工作在最大功率点、蓄电池工作在最大放电模式仍不能满足负荷需求时，应由交流大电网向直流微电网补充能量。(Micro power supply for the photovoltaic power generation unit, a storage device is a storage battery, when the photovolt
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变频调速是改变电动机定子电源的频率，从而改变其同步转速的调速方法。变频调速系统主要设备是提供变频电源的变频器，变频器可分成交流-直流-交流变频器和交流-交流变频器两大类，目前国内大都使用交-直-交变频器。(Variable frequency speed regulation is the frequency of changing the stator power supply of the motor, thus changing the speed regulation method of
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The amplitude and phase angle of the converter ac output voltage can be controlled simultaneously to achieve rapid and independent control of active and reactive power in all four quadrants. The control of active and reactive power is bidirectional a
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基于STM32正弦波逆变器设计,设计逆变器的一些有用文件(sinusoid; sinusoidal wave; sine wavenverter; dc-to-ac converter; dc-to-ac inverter)
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MATLAB模型，双馈风电机组基于最大功率跟踪，低风速超速控制，中风速高风速变桨距控制(DFIG MATLABThe wind turbine and the doubly-fed induction generator (WTDFIG) are shown in the figure called The Wind Turbine and the Doubly-Fed Induction Generator System. The AC/DC/AC converter is divided i
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