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。
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。
The modeling of a grid connected DFIG system is first set up and research is carried out to argue the stability of the single generator.
首先在风力发电系统建模的基础上,研究了双馈风力发电机本体的小信号稳定性。
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。
Although solar cells had now penetrated numerous niche markets, the cost of making them still priced them out of the market for grid-connected electricity.
尽管太阳能电池现在已经找到了一大块安身的市场,其生产成本仍然限制着它打进使用电网的市场。
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。
Gas heats Alaska's "railbelt", the grid-connected area between Homer and Fairbanks where most of Alaska's population lives.
天然气管道穿梭于荷马和费尔班克斯两地,位于该管道线上的“railbelt”是阿拉斯加人口最多的地区,当地人口都依靠天然气取暖。
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。
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。
Maximum Power Point Tracking is one of the most important problems for the grid-connected photovoltaic system.
最大功率点跟踪控制问题是光伏并网发电系统中经常遇见的问题。
The analysis main consider the factors like grid-connected wind power, load and historical clearing price.
该分析主要考虑像电网风电,负载和历史清算价格的因素。
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。
Solar panels cover the entire front face of the sprawling eight-story headquarters. Nearly 2, 600 two-meter-long panels form the largest grid-connected solar façade in the world.
尚德电力八层楼的总部大楼的正面全部由太阳能板覆盖,由约2600块2米长的面板组成的建筑物是世界上最大的用于建筑物表面的发电太阳能,在房顶还有一排1800块较小的太阳能板,仅有阳光的一天,就能产生一百万瓦特的电力。
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。
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。
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。
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。
In the end, it gives the system model of grid-connected photovoltaic system and validates its accuracy.
给出了并网光伏发电系统整体模型,验证了该模型是准确的。
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。
Moreover, the islanding phenomenon grid?connected run mode brings has hazards to load, inverter and life safety.
另外,并网运行模式下所带来的孤岛现象,对负载、光伏逆变电源和人生安全构成了危害;
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。
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。
The introduction in this paper focus on the application of WEINVIEW touch screen in photovoltaic grid-connected inverter.
本文主要介绍WEINVIEW触摸屏在太阳能光伏并网逆变器中的应用。
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。
The principle of applying DSP to control the PV grid-connected system is proposed in this paper.
叙述了应用DSP控制光伏并网发电系统的原理和方法。
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。
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。
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