• The wind speed model is proved to be correcet by comparison of the natural wind speed simulation and the actual wind speed curve.

    自然风模拟风速曲线实际风速曲线比较证明风速模型合理性。

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  • The wind speed model considering wake effect can describe power output of wind farm more accurately under wind speed fluctuation, therefore the study result is more practical.

    考虑风电场内机组间尾流效应风速模型准确地描述风速扰动风电场输出功率波动使研究结果具有实际意义和价值

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  • The research team uses the model to run millions of numbers -- atmospheric conditions like wind speed, temperature, and moisture -- through a series of equations.

    研究小组使用模型处理一系列方程式,运算数百万的数据包括风速温度湿度等大气状况

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  • Wind tunnel test of sectional model is an important means for determining lock-in region of wind speed and maximal amplitude of vortex-excited resonance.

    节段模型风洞试验研究涡共振风速锁定范围最大振动幅值一种重要手段

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  • Wind generator model includes wind turbine model, transferring structure model and asynchronous generator model. Response of wind generators to four kinds of wind speed is simulated and analyzed.

    风电机组数学模型主要包括轮机模型、传动机构模型异步发电机模型,仿真分析了风电机组对于风速分量的响应

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  • To calculate this, developers use a statistical model to obtain a "P90" wind value-the average wind speed in which they can be 90% confident.

    为了估测,开发者统计模型获得一个“P 90”的气流值——是个平均风速90%的确定性

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  • Article introduce burner hearth detailed size of model, check and calculate wind amount and wind speed that the boiler need to enter second mould area.

    文章介绍炉膛模型详细尺寸对炉膛进入第二自模化所需风量、风速进行了核算

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  • AR816 anemometer with ultra small impeller integrally anemometer, maximum, current value, average wind speed, wind temperature, wind velocity response of analog display, pocket-sized portable model.

    AR 816风速具有超小型叶轮一体式风速计,最大当前平均风速测量,风速反应模拟条显示袖珍便携机型

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  • The pressure field measurement results on the wing surface of airplane model by luminescence pressure sensor (LPS) technique and classic tap technique in high speed wind tunnel are presented.

    介绍了国内首次高速风洞中使用荧光压力传感器(LPS)技术飞机模型机翼表面压力测量的初步结果

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  • Wall-signature methods for wall interference correction in high speed wind tunnel model tests is presented.

    本文介绍用压信息高速风洞模型试验进行洞壁干扰修正的方法。

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  • This paper deals with stochastic characteristic of the wind speed, and gives an auto-regressive moving-average (ARMA) model for wind speed subjected to particular power spectral density.

    该文针对风速随机变化特性风速统计特性研究的基础上,用自回归滑动平均(ARMA)方法建立了具有一定功率密度特性的风速模型

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  • The simulation model was established to precede simulation optimizations, and then the optimum data of wind speed, inclination Angle of wind and other parameters were verified.

    建立仿真模型并进行模拟优化,最终确定达到最佳风选效果风速风力倾斜角多个参数

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  • The design reference wind speed and related wind characteristic parameters of the bridge are derived from the wind tunnel test of a terrain model of the bridge site.

    通过模拟桥址地形风洞试验,确定桥梁设计基准风速相关特性参数,使得到风速真正反映桥址处风的实际状况。

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  • In this model, power distribution in stator winding and rotor winding is calculated according to both wind-power curve and rotation speed control law of VSCF wind turbine.

    应用模型,可以根据风电机组功率特性曲线转速特性曲线,计算风电机组定子侧和转子侧的功率分布

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  • The presented linearized model of doubly-fed induction generator is suitable to the related researches of doubly-fed variable speed wind turbines.

    文中提出感应发电机线性化模型适用于变速恒频双馈风力发电系统的相关研究

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  • On the basis of this model, the nonlinear dynamic inversion method was applied to design the pitch Angle controller of the system working above the rated wind speed.

    基础上,利用非线性动态方法设计系统在额定风速以上工作桨距控制律

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  • The simulation model and result are given under the environment of MATLAB. The fluctuation of wind speed can be controlled and the disturbance can be cancelled by BP neural network controller.

    MATLAB环境给出BP网对变速风力发电机控制仿真模型仿真结果,显示采用神经网控制器控制很好的抗风速突然波动的作用,有效地抑制扰动

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  • Based on traditional support system in wind tunnel testing, the combination support system measuring support interference on high angles of attack model in low speed wind tunnel was designed.

    基于传统风洞试验支撑设备,设计用于低速风洞测量攻角模型支架干扰组合支撑设备。

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  • And then wind speed, wind generators and wind farm are modeled. Wind generator model includes wind turbine model, transferring structure model and asynchronous generator model.

    其次建立了风速风电机组发电机组数学模型,其中风电机组的数学模型主要包括轮机模型、传动机构模型异步发电机模型。

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  • Because of the wind speed measurement and accurate system model are hard to obtain, so it's difficult to achieve good results by using the traditional pid controller in case of rapidly variable wind.

    由于风速测量准确性以及很难获得风力发电系统的精确模型采用传统PID控制器难以风速快速变化情况下实现良好的控制效果

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  • In the model, CA transition rules were modified in accordance with the slope, wind speed and direction, humidity and tree species.

    模型中,CA状态跃迁规则坡度风速风向湿度树种紧密相关。

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  • For the purpose of studying the vibration characteristics of high-rise structure under high wind speed, a model of single-rod transmission tower was tested in wind tunnel.

    为了研究高耸结构强风作用下振动特性,本文对自立单杆输电进行了风洞试验研究。

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  • With the numerical sea current and wave model, the sea current and wave in the South China sea under the actions of the tropical cyclone high wind speed were numerically simulated.

    采用海流海浪数值模式热带气旋风速作用南海的海流和海浪进行了数值仿真

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  • This paper gives a brief description of the whole process of the low-speed wind tunnel test for active flutter suppression of a two-dimensional wing model with trailing edge control surface.

    本文简要地阐述了具有控制面的二元机翼模型主动颤振抑制低速风洞试验全过程

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  • The results of the wind tunnel test show the flutter critical speed of the wing model increases by 37% after the implementation of AFS system.

    风洞试验结果说明采用颤振主动抑制控制系统机翼颤振临界速度可提高37%。

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  • The simulation model for the grid connection of offshore wind farm via VSC-HVDC based on the fixed pitch constant speed wind power generation system is established.

    建立基于桨距风力发电机系统海上风电场直流并网仿真模型,并风电场几种典型运行情况的并网性能进行了仿真分析。

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  • The variable-speed constant-frequency generation BDFM wind power generation power control mathematic model is firstly derived, and its power control strategy is found.

    首次推导了适用变速恒风力发电无刷双电机的功率控制数学模型提出无刷双馈电机变速恒频风力发电系统的功率控制策略。

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  • An aircraft model was tested in the FL-8 low speed wind tunnel. The test data were analyzed.

    FL - 8风洞中采用型号飞机的动导模型进行旋转流场下滚转振荡试验研究,对试验数据进行简单分析。

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  • A simplified model of variable speed variable pitch wind turbine is established.

    建立了变速桨距风力发电机组简化模型

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  • A simplified model of variable speed variable pitch wind turbine is established.

    建立了变速桨距风力发电机组简化模型

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