风电并网

大规模风电并网后，使得原有的低频减载方案存在安全隐患。

With the large-scale wind power integration , the original under & frequency load shedding scheme cannot meet design requirements any more .

最后，在初始方案的基础上进一步设计了大规模风电并网下的低频减载方案，并采用多机带单负荷系统模型对初始方案和改进方案分别进行了仿真校核。

Finally , the underfrequency load shedding scheme under large-scale wind power integration is designed based on initial scheme . And compare the improvement scheme with the initial scheme by using multiple machines system model .

TCR型SVC在风电并网领域中的应用

Application of TCR SVC on the Wind Power Network

在众多风电并网技术中，柔性直流输电技术（VSC-HVDC）能够为风电场及交流系统提供一定的无功功率支持，十分适用于风电场与电网间的互联。

Among many grid connection technologies of wind farms , HVDC-Flexible transmission ( VSC-HVDC ) provides reactive support for the wind farms and AC systems . It is very suitable for interconnection between the wind farms and grid .

本文首先分析研究了三相电压型逆变器的数学模型，对改进SVPWM调制技术的基本原理以及控制算法进行了详细阐述，建立了基于双闭环控制和SVPWM控制的风电并网逆变部分的总体仿真模型。

The three-phase voltage inverter is studied in-depth , the basic principle and control algorithm of the improved SVPWM modulation technology is analyzed in detail , the overall structure of wind power grid inverter part based on double closed loop control and SVPWM control is constituted .

最后，按照多状态UGF模型，通过IEEE-RBTS算例分析了风电并网前后系统可靠性指标的变化，计算了基于既定可靠性的区域电网风电最大消纳量和备用容量的大小。

Finally , analyze the change of system reliability indices after integration of wind power base on multi-state UGF model by IEEE-RBTS test system . To calculate the maximum wind power penetration and spinning reserved capacity base on a specific reliability standard .

同时分析了风电并网对电网经济方面的影响。

Meantime , its influence on economic aspect is analyzed .

风电并网系统稳态运行的研究

Research on stable operation of grid - connected wind farms

大规模风电并网条件下的电力系统调度

Electric System Scheduling in the Condition of Synchronization of Large-scale Wind Power

风电并网对电网影响探讨

A Summary of the Influences Caused by Wind Power Paralleling in the Grid

风电并网是目前世界上大规模风电场的唯一应用模式。

In-grid wind power is the only mode for large-scale wind power use .

这些都会对风电并网后的电力系统的暂态稳定性产生影响。

These will have an impact on the transient stability of power system .

阿尔伯塔风电并网对系统运行的影响和对策

Integration of Wind Power into Alberta Electric Power Systems Operation Impact and Solution

中国风电并网若干问题的博弈研究

Game analyses of integrated wind power generation in China

因此，当风电并网时需要电网系统预留足够的调峰余量。

So when the wind power grid systems require peaking shall reserve sufficient margin .

也有文献采用概率方法分析风电并网以后系统的供电可靠性等指标，进而确定穿透功率极限。

There 're also reports on the adoption of probability methods to evaluate the penetration limit .

随着风电并网容量的逐年增加，其显现出来的一些弊端也愈发突出。

With the wind power capacity increasing , its drawbacks have become more and more prominent .

通过这两个博弈模型的分析，可以得出一些有意义的结论，对中国现阶段所出现的风电并网问题进行了解释。

Through the analysis of the two game models , the paper can draw some useful conclusions .

因此在进行风电并网动态分析之前有必要对风电机组进行动态等值。

So it is necessary to present a dynamic equivalence approach of wind turbines before dynamic analysis .

风电并网可以满足电网备用的需求，提高了电网的供电可靠性。

Grid-connected of wind-power can improve the supply reliability by meeting the reserve demand of the main network .

随着风电并网容量的增加，风电场对系统稳定性的影响越来越大。

With the increased capacity of wind power integration , wind farms have great impact on system stability .

大容量风电并网对电力系统安全稳定的影响研究

Studies on the Impacts of Large Scale Wind Power Integration on the Security and Stability of Power Systems

简述了风力机技术、风电并网技术、海上风力发电的现状。

The status of the wind turbine technology , wind power network technology and offshore wind power are described .

提出了一种基于机会约束规划的风电并网系统的有功优化潮流模型和算法。

An algorithm for calculating optimal active power flow based on chance-constrained programming for wind power integrated system is proposed .

通过改变风电并网的条件，观察大规模风力发电并网对系统可靠性的影响。

The influence of wind power integrated is observed by changing the way in which wind power connected to the system .

全功率变流器作为直驱式风力发电系统的核心部件之一，对它的研究显得尤为必要，本文主要围绕直驱式风电并网变流器展开研究。

As one of the core component of the direct-drive wind power system , the study of power converter is necessary .

风力发电的随机性、间歇性和不可控性，导致风电并网后会引起电压波动和闪变。

The stochastic , intermittent and uncontrollable characters of wind generation will cause voltage fluctuation and flicker when connected to the grid .

随着风力发电技术的不断发展，风电并网对系统的影响范围逐渐扩大。

With the continuous development of wind power technique , the influence area of wind power integration on power system are gradually enlarged .

因此，研究风电并网对系统的影响及系统风电穿透功率极限是很有实际意义的。

Therefore , the wind power integration study and the wind power penetration limit calculation are issues of great significance to be studied .

其中，由风电并网所带来的系统电压闪变将对系统产生重要影响。

Among , caused by the wind of the voltage flicker is one of the major negative effect that brought by wind power grid .