CAD model of LS200 helical structure is established by dividing the helical body into helical axis and helical blade and finite element meshing is performed.
将螺旋体分解成螺旋轴和螺旋叶片两部分，建立LS200螺旋体结构的CAD模型，并对其进行有限元网格的划分。
Based on the traditional Momentum-Blade Element theory, an improved method of aerodynamic calculation about the horizontal axis wind turbine in yaw or in pitch-up is presented in this paper.
本文将动量-叶素理论推广应用于计算水平轴风车叶轮有侧偏角或上仰角时的气动力。
The composite blade as recited in claim 19 wherein the bundled core of filaments is twisted along its longitudinal axis.
综合叶片作为背诵，在索赔19，其中捆绑核心长丝是扭曲沿其长轴。
In this paper, the tape, axis, blade and cutter disk are designed and calculated and the components of axle bearing and bond are selected.
本文分别对带、轴、刀片、刀盘等进行设计计算，对轴承、键等元件进行了选择。
The settle time is related to the Angle of harrow leaf and harrow blade and principal axis speed of drier.
物料在小干燥盘上的停留时间与耙叶和耙刃的角度以及干燥机主轴的转速有关。
In this paper, a simplified method is which can be used to predict the stability boundaries of the horizontal-axis wind turbine blade undergoing the flap-pitch coupling vibrations.
本文给出了预示水平轴风力机叶片挥舞—扭转耦合振动稳定边界的一种简单方法。
The blade of a large horizontal axis wind turbine is a nonlinear periodic multi-body system with fluid-rigid-flexible coupling.
大型水平轴风力发电机桨叶为流-刚-柔耦合的周期时变多体系统。
In this paper, a mathematic model of the straight axis rotate blade is introduced by analysing the forming principle of the blade profile and applying the theory of 3d geometry transformation.
本文通过对直轴旋转叶片型面成形规律的分析，运用三维几何变换理论，推导出了直轴旋转叶片型面的数学模型。
The model of blade was changed to machining position, and the track of cutter for five-axis simultaneous machining was calculated.
将叶片模型变换到加工位置，算出五轴联动刀具轨迹。
In this paper, the experimental study of static and dynamic testing technologies for a horizontal axis wind turbine (HAWT) blade has been conducted.
该文对影响水平轴风力机气动弹性稳定性的物理机理进行了分析，对国内外的研究方法进行了阐述。
With the wide use of Horizontal-axis wind turbine, the design of blade shape and the research of aerodynamic characteristics have been attracting wide-spread attention.
随着大型水平轴风力机的广泛使用，叶片的外形设计和气动性能研究受到广泛的关注。
The paper analyzed the force on the working part-cutting blade of the field straw chopper. It summarizes the way the knives are arrayed on the rotary axis.
对秸秆还田机工作部件—刀片部分的受力和在刀轴上的排列方式进行了理论分析和总结。
Half-rotating blade wheel vertical axis wind turbine is a high efficiency vertical axis wind turbine which utilizes half-rotating mechanism to make up blade wheels.
半转叶轮立轴风力机是利用半转机构构成叶轮一种高效立轴风力机。
Half-rotating blade wheel vertical axis wind turbine is a high efficiency vertical axis wind turbine which utilizes half-rotating mechanism to make up blade wheels.
半转叶轮立轴风力机是利用半转机构构成叶轮一种高效立轴风力机。
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