• The influences of natural wind speed distribution and train running speed on the aerodynamic characteristics of the maglev train under crosswinds are probed in details.

    深入探讨了自然风速分布列车运行速度磁悬浮列车横风气动力特性影响

    dict.cnki.net

  • Through the numerical analysis of the flow phenomenon around the cable-stayed bridge by means of numerical wind tunnel, the speed distribution of the f.

    运用数值风洞斜拉桥部分周围场进行数值模拟,得到斜拉桥周围流场速度分布和斜拉桥表面的压强系数。

    www.dictall.com

  • Through analyse on cooling path of motor, distribution of wind scalar, wind speed and pressure difference of a motor operating at the ratings is obtained.

    通过电机冷却风道进行分析研究,得到电机额定工况下,电机内部风量分布风速

    dict.cnki.net

  • According to this distribution law of the wind speed in the farm, the power energy production of the wind farm per year can be forecasted accurately by choosing right wind turbine generators.

    根据分布了解风电场风速特性,通过选择适当风力发电机组,可以比较准确地预测风电场输出电能。

    epub.cnki.net

  • Finally, natural wind speed frequency distribution and the extreme wind speed in each section have been got by statistically processing of the routine calculation results.

    最后,将编程计算结果进行统计处理得到区段的自然风风速频率分布以及风速极值

    www.boshuo.net

  • The probabilistic distribution parameters of wind speed in wind farms are important indices that indicate wind energy statistical characteristics.

    风电场风速概率分布体现风能资源统计特性重要指标

    www.dictall.com

  • There exists the wind shear in the vertical distribution of the average wind speed in the convective boundary layer.

    对流边界层平均风速垂直分布存在切变现象

    dict.cnki.net

  • The mean wind energy density, mean effective wind energy density and annual available time of wind energy are calculated by using Two-Parameter Weibull Distribution function of wind speed.

    采用风速韦布尔双参数方法测算出平均风能密度、平均有效风能密度,以及风能可利用时间

    epub.cnki.net

  • The disturbance of wind mainly means the variety of speed and frequency of wind, and it's affected by forest density and the distribution of wind field under complex landform.

    扰动主要包括风速频率变化,并不同林木密度复杂地形的风分布的影响。

    dict.cnki.net

  • Standardized the wind speed by Rayleigh frequency distribution, a concept named equivalent wind speed was presented;

    利用风速频率分布平均风速进行均一化,提出相当风速的概念

    www.dictall.com

  • 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,可以根据风电机组风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

    dict.cnki.net

  • The wind speed basically followed empirical Ekman spiral curve with height distribution. These results could find their application in Sichuan basin universally.

    风速高度分布基本遵循经验爱克螺线一经验公式四川盆地内推广应用

    www.dictall.com

  • The characteristic features of horizontal and vertical wind-speed distribution beneath crop canopy are discussed.

    本文讨论了农田中风速水平铅直分布的基本规律性。

    dict.cnki.net

  • The main results are: 1. The horizontal wind speed fluctuations at any height may be approximated by a Gaussian distribution.

    得到下面主要结果:(1)各个高度水平风速模涨落的概率分布近于律。

    dict.cnki.net

  • With reference to Qi'ao Bridge, the analytical calculations are conducted, and the influences of non-uniformity distribution of the wind speed along the he…

    结合大桥进行分析计算,探讨风速沿塔柱高度分布均匀性、静风荷载非线性等因素单索面斜拉桥空气静力行为影响。

    dict.cnki.net

  • According to this new model the computed mean wind speed, whether in horizontal distribution or along vert...

    模式计算平均风速无论水平分布铅直廓线都与实际情况比较一致。

    dict.cnki.net

  • According to this new model the computed mean wind speed, whether in horizontal distribution or along vert...

    模式计算平均风速无论水平分布铅直廓线都与实际情况比较一致。

    dict.cnki.net

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