A pitch controller rotates each blade around a bearing, setting it to the best angle for the wind speed.
同时间距控制装置会根据风速旋转安装在轴承上的风叶，保持在最佳角度。
Danish scientists are developing a new wind turbine blade that mimics the stability found in hawk wings during highly-turbulent wind events.
丹麦科学家正在开发一种新型的风机叶片，它模拟实现了鹰翼在强紊流风力条件下的稳定性。
Pitch controller: to maximize lift as the wind speed changes, a controller can automatically rotate each blade anywhere from a fraction of a degree to multiple degrees per second.
间距控制：为了最大限度地根据风速变化提升发电效率，新型风力发电机上的控制器每秒钟都能够对每一片风叶进行任何角度的调整。
Oil droplets lit by lasers swirl in a wind tunnel around a flowering blade of grass.
风洞中激光照亮的油滴围绕着草叶周围打着转。
Separately, Michael Holm, a spokesman for the company, said a portion of the blade on the first prototype of its V112 wind turbine broke off late yesterday in Denmark.
此外，维斯塔斯公司发言人迈克尔霍尔姆（MichaelHolm）表示，昨天丹麦有一座V112型风力轮机的模型折断了叶片。
Another blow came from the decision of Danish wind turbine manufacturer Vestas to close the UK's only blade manufacturing plant on the Isle of Wight.
该项目的另一个打击来自丹麦风力发电机制造商维斯塔斯（Vestas）公司，该公司决定关闭其设在英国怀特岛上的英国唯一的风力发电机叶片制造厂。
The paper includes four parts: turbulence wind field model, the load of the wind turbine, the load distribution of wind turbine blade, the wind turbine reliability analysis.
论文包括四部分：紊流风场模型、风力机载荷分析、风力机叶片载荷分布、风力机叶片可靠性分析。
For the process of composite materials for the blade in wind turbine production, the mould of blade plays an important role.
在大型风力机复合材料叶片的生产过程中，模具起着至关重要的作用。
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。
This paper presents a method for determining unsteady aerodynamic force on oscillating blade of wind turbine, both stalled and unstalled.
本文给出了确定风力透平叶片振动时二元非定常气动力解法，包括在非失速和失速两种条件下的非定常气动力。
The sensor (100) may applied to airfoil structures such as wind turbine blades (110) without impacting the blade structure and fluid dynamic characteristics.
该传感器(100)可应用于翼型结构，例如风力涡轮叶片(110)，且不影响叶片结构和流体动力学特征。
A SPAR (30) for a wind turbine blade.
一种用于风轮机叶片的桁梁(30)。
This article gave a safety analysis in detail on blade about 2mw wind turbine erection by lifting blades, at the same time the schemes were tested for erection, and the cautions were proposed.
文章就2M W风机采用吊装叶片起吊风轮的方案对叶片安全性进行了详细分析，同时对吊装方案进行了试验验证，并对吊装提出需要注意的事项。
With the research and innovation of the process, the modern mould can meet requirement of manufacturing composite materials blade of huge wind turbine.
通过对复合材料叶片模具的制作工艺研究和技术创新，使得新型模具完全满足了大型风机复合材料叶片生产的所有工艺需求。
In the picture presented to us, a blade of grass stands the test of a strong wind.
在这幅画中，一株草经受住了狂风的考验。
During turbine working, the blade bears strong wind load, air erosion, shock load by minute rough granules, or impact by ultraviolet.
风力机在工作过程中，风机叶片要承受强大的风载荷、气体冲刷、砂石粒子冲击、紫外线照射等外界作用。
Film cooling of the surface of a gas turbine blade was studied in a large-scale low-speed opening wind tunnel according to actual requirement of the design of aero-engine.
根据航空发动机设计的实际需要，在大尺寸低速叶栅传热风洞中对涡轮叶片表面的气膜冷却进行了综合性实验研究。
This model accounts for the uncertainty about the loads acting on the wind-turbine rotor blade by the unstable wind distribution. A 20-year design lifetime is considered.
该种模型考虑了由于风速的不稳定所带来的作用在风力机叶片上分布载荷的不确定因素，并假定风力机的设计寿命为20年。
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。
Pitch angle control system can change pitch, accordingly regulate the rotational speed and output power by adjusting blade incidence of wind-driven device.
变桨距是通过改变风力机叶片桨距角来改变风力机的转速，从而调整发电机输出功率。
In the above context, a study featuring the design of wind turbine blade structure and relevant techniques is carried out in this dissertation.
在此背景下，论文针对风电叶片结构设计方法及其关键技术展开研究。
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。
These methods are compared, and the method based on blade element theory is selected in modeling of wind turbine rotor.
通过对这两种方法的比较，选用基于叶素理论的方法建立了风轮模型。
Study on the ideal model of blade, we can work out the primary parameters of 1.5MW wind turbine's pitch control system.
通过建立理想气动模型的计算，尽可能真实地确定1.5MW的双馈异步发电机组的变桨距设备的主要参数。
Study on the ideal model of blade, we can work out the primary parameters of 1.5MW wind turbine's pitch control system.
通过建立理想气动模型的计算，尽可能真实地确定1.5MW的双馈异步发电机组的变桨距设备的主要参数。
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