the logical model of mes: the system boundary of mes included the structure of earthquake relief mes, the agents and the external environment of the related systems. the core of the system was the flow of patients in mes.

introduction of building the web information system in the national headquarters for earthquake disaster mitigation

国务院抗震救灾指挥部Web信息系统建设简介

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influence of interstitial substance on the growth of soybean seedling with soilless culture

基质对无土栽培大豆幼苗生长的影响

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the internet giant is already the world's biggest corporate buyer of renewable electricity, last year buying 44% of its power from wind and solar farms. now it will be 100%, and an executive said it would not rule out investing in nuclear power in the future.

该互联网巨头已经是世界上最大的可再生能源的公司买家，去年在风力和太阳能发电厂购买了44%的电力。现在这一数字将达到100%，一位管理人员表示，该公司不排除未来投资核电的可能。

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one could build a fine wind or hydro plant with such a machine.

我们可以建立良好的风力或水力发电厂，这样的机器。

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that includes those subsidies for wind farms and solar plants that have pushed up green-energy use worldwide, especially in countries such as germany, europe's largest economy, where renewables now account for as much as a quarter of the electricity used.

其中包含一些向风力发电厂和太阳能发电厂提供补贴的措施。正是这两类发电厂推动了绿色能源在全球范围的应用，特别是在欧洲最大经济体德国，可再生能源如今为德国供给1/4的电力。

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the fund is expected to channel part of the$ 100bn a year rich nations have promised to raise from both public and private sources by 2020 for climate change projects such as wind farms or flood defences in poor countries.

富裕国家承诺，自2020年起，每年会通过公共和私营部门为该基金筹集1000亿美元。预计其中部分资金会被用于在贫穷国家投资应对气候变化的项目，比如建立风力发电厂和防洪设施。

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as a result of these concerns, the power industry has been looking more closely at renewable plants, such as wind farms, as alternatives to traditional power sources.

考虑到这些问题，电力工业一直在关注把可再生能源发电厂作为传统发电厂的替代，比如风力发电厂。

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backup power could also be provided by linking wind farms with a solar cell, with conventional or pumped-storage hydropower, or with efficient natural-gas-burning turbines.

备用电能同时也能够通过太阳能电池，传统的泵，高效气体涡轮来联系风力发电厂的方式实现。

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they include wind farms, power plants that burn sugar cane waste, and efforts to capture gases emitted from landfill sites.

这些计划包括风力发电厂、蔗渣发电厂、以及从垃圾填埋场捕捉其排放的气体。

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many in the industry believe that they will be used by utilities to store electricity generated by wind and solar farms.

许多业内人士相信，锂离子电池可以用于公用设施，来存储风力发电厂和太阳能发电厂生产的电力。

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the power output of a wind power plant is stochastic, which is determined by the wind and wind turbine generators.

风资源最大的特点就是风速的大小和方向的随机性，风的这种特性决定了风力发电厂输出功率的随机性。

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the effect of wind power on future environment

风力发电厂对未来环境的影响

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process management and research of the wind power plant equipment debugging process

风力发电厂设备调试过程管理与研究

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there are power plants of all types, all across the country, including an increasing number of wind farms, shatkin notes.

Shatkin提醒道，现在各种类型的发电厂遍布全国，也包括了风力发电厂。

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the cape wind project is a470-megawatt offshore wind farm planned to be built on the waters of nantucket sound.

鳕鱼岬海上风电场项目是计划在楠塔基特海峡水域建造的一座470兆瓦的离岸风力发电厂。

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stuart, for example, is talking with mtn, a leading south african mobile phone operator that has been combining solar panels with wind turbines at antenna base stations in remote rural areas.

举例而言，斯图尔特正在与一家领先的南非移动电话运营商MTN洽谈，该公司已在偏远乡村的天线基站综合利用太阳能板和风力发电机。

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the control strategy synthesizes the technology of pi control and sliding mode control, in which a pi controller is in parallel with the sliding mode controller. the model of doubly-fed wind power generation system is set up by matlab/ simulink to carry on simulation analysis.

复合滑模控制策略综合了PI控制与滑模变结构控制技术，在滑模变结构控制器上并联了一个PI控制，利用Matlab/Simulink软件搭建了双馈风力发电机系统的模型并进行了仿真分析。

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the paper studied the design model, the performance characters and dynamics analysis of the blade of the horizontal axis wind turbine.

本课题以广西教育厅科技项目《1KW风力发电机产品的研究开发》为背景，主要研究小型水平轴风力发电机的叶片设计、性能计算、有限元动力学分析。

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the contents are as follows: 1. fuzzy control of chaos in direct-driven permanent magnet synchronous generators ( d-pmsg) for wind turbines.

具体内容如下：1.直驱型永磁同步风力发电机系统（D-PMSG）的模糊控制。

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taking the advantage of back to back pwm converters, combining with ac excited electricity generating technology and the vector control strategy, the model of vector control scheme of doubly fed induction wind generator excited by the back to back pwm converters has been built.

根据双PWM变换器的优点并结合交流励磁发电技术和矢量控制技术，建立了双PWM变换器励磁的双馈感应风力发电机矢量控制系统模型。

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