Operation of grid connected wind turbines has a negative impact on the power quality of local network.
风力发电机组的并网运行对当地电网的电能质量有不良影响。
To the grid connected wind turbine, the purpose of controlling it working at optimal tip speed ratio or about is to capture maximum wind energy.
对并网型风力机，控制其在额定风速下运行在最佳叶尖速比或其附近，主要是希望它能捕获到最大的风能。
Based on descending of inner stability level for Northeast grid connected with North China grid, it is analyzed by double-generator system model.
针对东北、华北联网工程稳定分析中遇到的东北电网内部省间电网稳定水平下降的实际问题，用双机系统模型进行了详细分析。
Nowadays, the technology of Grid Connected Photovoltaic Systems is one of the research emphases in the applications of the solar energy.
太阳能发电系统并网技术是当前太阳能应用中一个研究重点。
Solar energy has no pollution, no noise, renewable, widely distributed, so received widespread attention around the world, while the solar photovoltaic grid-connected solar PV is the main trends.
太阳能具有无污染、无噪声、可再生、分布广泛等突出优点，受到世界各国的普遍关注，而太阳能光伏并网是太阳能光伏利用的主要发展趋势。
Test results of simulation system show that grid-connected voltage is synchronization with grid phase voltage.
通过对光伏并网系统的测试表明：并网电压与电网相电压同频同相。
This data collecting and monitoring system could ensure to obtain the operation data of solar energy grid-connected PV plants.
该数据采集监测系统为获取太阳能并网光伏电站的运行数据提供保证。
The experiment result proves that the PV grid-connected system controlled by DSP is effective and feasible.
实验结果验证了用DSP控制的光伏并网发电系统是有效的和可行的。
This paper presents a PV grid-connected inverter system based on repetitive control.
介绍一种基于重复控制算法的光伏并网逆变器系统。
Based on making theoretic analysis of grid- connected photovoltaic inverter, a set of grid-connected photovoltaic sample inverter is developed based on singlechip of C8051F040.
本文在对光伏并网逆变装置进行理论分析的基础上，研制开发了一套基于C8051F040单片机的并网逆变装置样机。
Traditional grid-connected inverter employs low frequency output isolation transformer. It increases weight and cost.
传统的并网逆变器输出端采用工频变压器，体积重量大，成本高。
The designs on fitting structure of solar cell phalanx, grid -connected electrical system and grid -connected entrance system were mainly discussed.
在设计方面主要讨论了：太阳能电池方阵屋顶安装结构系统设计、并网电气系统设计、并网接入系统设计等。
With the development of digital signal processors (DSPs), it is possible that some advanced control strategies are applied to the grid-connected PV control system.
高性能的数字信号处理器芯片(dsp)的出现，使得一些先进的控制策略应用于光伏并网的控制成为可能。
In photovoltaic grid-connected generation systems, whether the condition of islanding can be detected effectively and timely or not is of great significant for the entire grid-connected system.
在太阳能并网发电系统中，如何有效、及时地检测孤岛效应对整个并网系统具有重要的意义。
Roof grid-connected photovoltaic system can be installed on residential buildings, public buildings and industrial buildings, with an extensive application potential in the city.
屋顶并网光伏系统可以安装在住宅建筑、公共建筑和工业建筑上，在城市中有广泛的应用。
This paper presents the research and design of residential photovoltaic grid-connected generation system based on the digital signal processor TMS320LF2407A.
阐述了基于数字信号处理器TMS320 LF 2407a的户用光伏并网发电系统的研究和设计。
Theoretical analysis and experimental results verify that the dual closed loop repetitive control based inverter has high output energy quality and low THD of grid-connected current.
理论分析和实验表明，基于双闭环重复控制的并网逆变器具有较高的输出电能质量和较低的并网电流谐波畸变率。
The current response speed is proved to be faster, and the grid-connected current waveform is sine and the power factor is unity.
获得了较快的电流响应速度，实现了并网电流的正弦化和单位功率因数。
The hardware structure and control strategy of the grid-connected system for wind power generation system are introduced.
介绍了风力发电并网系统的硬件结构和控制策略。
First introduced the PV grid-connected inverter.
首先介绍了光伏并网逆变器。
In the photovoltaic grid-connected systems, the inverter is the core part. the level of its efficiency, reliability will directly affect the whole grid system.
在光伏并网系统中，逆变器是核心的部分，其效率的高低、可靠性的好坏会直接影响整个并网系统的性能。
The control strategy has been proved to be simple and effective by experiment results. The grid-connected current wave of the system is better.
实验结果表明，控制策略简单有效，系统的并网电流波形较好。
PV grid-connected inverter solar cell output DC into AC meet the requirements of the public grid and into the power grid equipment.
光伏并网逆变器是将太阳能电池所输出的直流电转换成符合公共电网要求的交流电并送入电网的设备。
A kind of photovoltaic grid-connected generation system applying new type control strategy is presented.
本文提出了一种采用新型控制策略的光伏并网发电系统。
The control strategy of single-phase two-stage grid-connected PV (PhotoVoltaic) generation system is studied and improved.
研究并改进了单相两级光伏并网发电系统的控制策略。
The control strategy of single-phase two-stage grid-connected PV (PhotoVoltaic) generation system is studied and improved.
研究并改进了单相两级光伏并网发电系统的控制策略。
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