Impact of large scale wind farm integration on power system transient stability is studied in this paper.
对大型风电场接入后的电力系统暂态稳定性进行了研究。
Wind could do so by 2015, 25 years after the first large-scale wind parks were built in Denmark and the United States.
风能大概要到2015年能达到，届时距第一座大规模的风电厂在丹麦和美国建成是25年。
Within this corridor of more than 1000 kilometers, many places are ripe for the building of large scale wind generators.
在这一绵延1000多公里的走廊内，许多地方都有建设大中型风力发电站的良好条件。
Large-scale wind farms, such as those used by utility companies, can influence local air temperatures, according to a study.
大型风电场，如公用事业公司使用的，可以影响当地的空气温度，根据一项研究。
The utility model relates to a wind powered generating device, in particular to a vertical axis type large scale wind generating set.
本实用新型涉及一种风力发电装置，特别是涉及一种垂直轴式大型风电机组。
This paper presents the load spectrum and an engineering estimating method of the fatigue life of GRP blade of large-scale wind turbine.
研究了大型风力机玻璃钢叶片载荷谱和疲劳寿命的工程估算方法。
Under strong large-scale wind field, the authors add smooth terrain of Lake Biwa to this model, and the results obtained are satisfactory.
在强的背景风场下，模式加入了经过适当平滑的琵琶湖流域地形，得出了一些有益的看法。
In a large-scale wind farm, interactions among the running wind turbines will affect the wind turbine power output and yield the wind energy loss.
大型风电场由于风机数量众多，各台运转的风机之间的相互干扰作用会影响风机的有功输出，从而造成风电场的风能损失。
Based on the megawatt wind turbine generator system, the pitch control techniques for large scale wind turbines are deeply analyzed in this thesis.
本文以兆瓦级风力发电机为依托，对大型风力发电机变桨距控制技术进行了较深入的探讨。
In small scale wind power generation systems, the loads are stochastic and unbalanced sometimes, which put forward special requirements to the inverter.
针对离网型小型风力发电系统中负载具有随机性和不平衡性的特点，本文将三相四桥臂逆变器应用于该系统。
The tremendous dynamic loads put on large wind turbine blades shortens the life of fiberglass blades, adding to the total cost of large-scale wind energy development.
风机运转时，风机叶片承受了巨大的动态载荷，使得玻璃纤维材料制成的叶片寿命缩短，这大大增加大型风能开发项目的总成本。
Wind power generation is always weather dependent and has the trend of being integrated to power systems as the form of large-scale wind farms, which influences on power systems.
风力发电依赖于气象条件，并逐渐以大型风电场的形式并入电网，给电网带来各种影响。
Based on the proposed model, total transfer capability (TTC) of power system containing large-scale wind farms is investigated under the constraint condition of static voltage stability.
利用这一模型，针对含有大型风电场的输电系统，对其静态电压稳定约束条件下的最大输电能力(TTC)展开研究。
Large-scale wind power generators connecting to power grid increases the risk of day-ahead scheduling, meanwhile, the risk control could bring a small increase of coal consumption of the system.
风电机的大规模并网增加了日前调度的风险，同时对这种风险进行控制会使系统的煤耗有少量的提高。
Their initial calculations and scale-model wind-tunnel experiments convinced them they wouldn't need a strong wind to lift the 33.5-tonne column.
他们最初的计算和风洞比例模型实验使他们确信，不需要强风就能提起33.5吨的柱子。
With high-speed wind tests of scale models under way, the blended wing could take flight before 2020.
目前，等比例模型的高速风洞测试正在进行中，预计混合机翼能在2020年前起飞。
A natural way to think of it would be analogous to the saffir-simpson hurricane scale that is based on maximum sustained wind speed.
一种自然的思考方式是比照基于最高持续风力的萨菲尔—辛曾森飓风等级。
The force of the wind is measured on a standard scale of 0-12.
风力是按0-12级标准等级测量的。
Until now, only north African countries such as Morocco and Egypt have harnessed wind power for commercial purposes on any real scale on the continent.
在此之前，只有像摩洛哥和埃及这样的北非国家出于各种商业目的而利用非洲大陆上任何一处有实际规模的风力来发电。
A limitation of green power generation is that wind farms and large-scale solar panels are easier to site in remote areas, leaving a challenge in taking energy to centres of population.
绿色发电的制约是风力发电场和大规模的太阳能电池板更方便设置于偏远地区，而将能源传输到人口密集地区比较困难。
In the right climate, both can be deployed at "utility scale," meaning that if it's breezy or sunny enough, a wind or solar farm can produce as much power as a coal-fired plant.
在气候适宜的时候，这两者都可以达到“实用水平”。也就是说，如果有风或者是太阳足够好的话，一个风能或者太阳能发电厂可以达到一个煤电厂的发电水平。
For example, it is not possible to install wind or solar plants on a commercial scale everywhere because some areas of the country are just not windy or sunny enough to yield enough power.
比如，不可能以商业规模到处建立风电场或太阳能发电厂，因为美国有些地区风力不足，日照不够，无法生产足够的电力。
The U.S. may have as good a chance as anyone of being a strong player in nascent industries, whether next-generation wind turbines, medical devices with nano-scale sensors, or electric cars.
在新生行业中，无论是下一代的风力涡轮机、带有纳米级感应器的医疗器械抑或电动汽车，美国与其它国家具有同等机会成为一个有实力的玩家。
The U.S. may have as good a chance as anyone of being a strong player in nascent industries, whether next-generation wind turbines, medical devices with nano-scale sensors, or electric cars.
在新生行业中，无论是下一代的风力涡轮机、带有纳米级感应器的医疗器械抑或电动汽车，美国与其它国家具有同等机会成为一个有实力的玩家。
应用推荐