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The work presented in this thesis includes control system design, analysis and grid synchronization of a DFIG (doubly-fed induction generator) driven by a wind turbine using stator-voltage and stator-flux oriented frames. The DFIG is a special type o
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Taking into account all the parameters mentioned, forming the appropriate programming to the controller in order to achieve the synchronization between the two systems, the appropriate amplitude and as well as the power management to the DC to contro
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Overview of Control and Grid Synchronization for
Distributed Power Generation Systems
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本源码包括一个PDF文档（TLC5615中文资料）和一个工程文件，开发环境是Keil4，这个源码的作用是利用DAC(TLC5615)产生正弦波，频率可调，可以嵌入在光伏并网中做为参考信号和输出信号的相频同步等项目中-The source, including a PDF document (the TLC5615 Chinese data) and a project file, the development environment is Keil4, this source is the u
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New Positive sequence Voltage Detector for Grid Synchronization of Power Converters under Faulty Grid Conditions
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New Positive-sequence Voltage Detector for Grid Synchronization
of Power Converters under Faulty Grid Conditions
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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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a new circuit topology of a
phase-locked loop that can be used for synchronising a singlephase
wind turbine generator (WTG) with the low voltage utility
grid. The circuit is based on the time-delay digital tanlock loop
(TDTL) architecture and
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synchronization in single phase Grid-connected PV systems
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synphas.m - plots phasors for a synchronous generator and
equivalent grid prior to synchronization to
assess voltage across contactors to be closed. synphas. m - plots phasors for a synchronous generator and
equivalent grid prior to synchro
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较为详细地介绍了单同步坐标系软件锁相环，采用了单一的同步坐标系锁相控制结构，一般适用于电网电压平衡时的相位，频率及幅值的检测，以及用于多种控制结构中（下垂控制，PQ控制，双闭环控制）。-A more detailed descr iption of the principle of a single coordinate system PLL synchronization and setting PI controller parameters. SPLL with a single sync
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光伏并网系统以MSP430F169 单片机为核心，单片机输出SPWM 波形经IR2110驱动H桥，实现DC-AC 逆变。最大功率点跟（MPPT）绝对误差小于1 ，利用430单片机软件实现锁相环，用参考频率作为基准频率，对MSP430单片机的外中断和定时器测定相位，当反馈的电压信号相位滞后（超前）于参考信号的相位时，就增大（减小）SPWM的频率；达到相位和频率同步。包括阻性负载，以及非阻性负载，实现了频率跟踪，相位跟踪。DC-AC 转换效率达88 ，人机接口LCD液晶显示器，界面直观、简洁，显示输
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Three phase DC-AC inverter grid synchronization demo using matlab simulink. Good Reference.
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Grid-connected distributed generation sources interfaced
with voltage source inverters (VSIs) need to be disconnected
the grid under: 1) excessive dc-link voltage 2) excessive ac
currents and 3) loss of grid-voltage synchronization. In this pa
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Grid synchronization with PLL under unbalance an harmonic conditions.
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电网同步跟踪技术，自己搭的锁相环,可以运行出来。有频率跟踪，还有正负序分离-Grid synchronization tracking technology, take their own phase-locked loop, you can run out. There is frequency tracking, there are positive and negative sequence separation
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本文提出了一种新的多谐frequencyadaptive并网电源的同步方法转换器，不仅可以估计基波功率信号的正负序分量频率，对其他谐波频率序列部分的估计也很受用(this paper presents a new multiresonant frequencyadaptive synchronization method for grid-connected power converters that allows estimating not only the positive- and ne
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A single phase grid connected with a photovoltaic (PV) power system that will provide high
voltage gain with state model analysis for the control of the system has been presented. First the
photovoltaic system is designed and simulated using MATLAB
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