研究表明,现有轴流泵的叶片设计理论单一,缺少更多有效控制叶片形状的变量和手段。
The investigation results show that the existing vane design theory is rather too simple and there are less variables and methods for effectively controlling the vane configuration and geometry.
飞行中的飞机以外的悬停控制叶片被用来创造一个倾斜力向量机在希望的方向就像直升机旋翼。
To fly the aircraft in anything other than a hover the control vanes are used to create a force vector to tilt the machine in the desired direction much like a Helicopter rotor.
比较一个控制叶片和一个在厚度和形状上有区别的叶片,科学家发现海豹可以感觉到水中两个叶片的不同。
Comparing a control paddle and one that varied in thickness or shape, scientists found that the seal could tell the difference between the trails left in the water.
小麦叶片光合产物主要以蔗糖的形式存在并向外输出,控制叶片中蔗糖合成的酶是蔗糖磷酸合成酶(SPS)。
Wheat's photosynthetic products mainly exists and transports in the form of sucrose, sucrose phosphate synthase (SPS) controls the synthesis of sucrose in leaves.
实验结果表明,基于骨架驱动的作物叶片形变方法能灵活控制叶片弯曲和扭曲程度,从而获得自然的叶片曲面变形效果。
The results on leaves deformation demonstrate that the proposed approach is applicable for simulating deformation of cereal leaves with realistic effects.
采用基于快速傅里叶变换(FFT)技术控制叶片的运动,是一种简单有效的运动控制方法,可以使大量随风摆动叶片的实时绘制成为可能。
The dynamically created primitive strip by the GeometryShader, image-based rendering method and the FFT-based flow control method make the real-time rendering dynamic grass blade possible.
当直升机开始与飞行员脱离的时候,他向后扳用来控制转翼叶片变矩的操纵杆,但直升机毫无反应。
When the helicopter began getting away from the pilot he pulled back on the cyclic which controls the pitch of the rotor blades only to find the aircraft unresponsive.
研究人员们希望尽快在风洞中测试这项技术,在风洞中,研究者可以自由控制载荷,并能很方便的观察到叶片性能。
Researchers hope to soon begin testing of the ADAPWING technology in wind tunnels where they can control loads and monitor performance.
本论文介绍了基于PLC控制的叶片电解机床控制系统的设计。
This paper is about development of vane ECM machine tool control system based on PLC.
叶片打开,或定,出于对风的控制转子的速度和保持转子从转折,在风是太高或太低,以产生电力。
Blades are turned, or pitched, out of the wind to control the rotor speed and keep the rotor from turning in winds that are too high or too low to produce electricity.
将数值模拟应用于大型水轮机叶片变形的预测与控制。
The numerical simulation was used in the prediction and control of large turbine blades deformation.
中央控制的遮阳叶片由内立面玻璃保护以避免损坏。
The centrally controlled blinds are protected by the inner glass facade so that damage is avoided.
根据非回转体环向缠绕理论及叶片产品的具体要求,分析缠绕工艺,建立了张力控制系统的数学模型。
Next, according as no - gyrating round fiber winding theory and concrete request of vane, analyzing the winding technics, found the mathematics model of tension control system.
采用三维流动理论,改变叶片造型方法,控制水力损失和引入CFD方法是提升现有轴流泵叶片设计的主要策略。
The main strategy should include in itself the use of three-dimensional flow theory, improvement of vanes stacking skill, control of hydraulic losses, and use of CFD in vane design procedure.
这其中包括了第二代单晶涡轮机叶片材料、金属粉圆盘以及改良的全部授权电子数字控制。
These include second-generation single-crystal turbine blade materials powder metal disks and an improved full authority digital electronic control.
智能控制——与建筑智能管理系统相连自动调整叶片角度达到遮阳功能。
Intelligent control — connected with construction intelligent management system, this system can automatically adjust vane Angle for shading.
所述外壳基本填充有第一流体,并包括多个压缩机叶片、热交换器及控制模块。
The enclosure is substantially filled with a first fluid and includes a plurality of compressor vanes, a heat exchanger, and a control module.
加热叶片,用于风力发电机的控制和风能资源评估结冰的环境。
Heated vane for use in wind turbine control and wind resource assessment in icing environments.
发电机起动器,发电机控制单元,压缩机驱动马达,直流电动机,离心式吹风机,叶片轴向吹风机,重绕机电产品服务。
Starter generators, generator control units, Compressor drive motors, DC electric motors, Centrifugal blowers, Vane axial blowers, Rewinding electromechanical services.
在全站仪测定一定数量的3维控制点后,利用数码像机进行近景摄影测量,加密测绘水轮机转轮叶片。
After having measured some 3d control points by total station, the digital close range photogrammetry and surveying the Vance of water wheel can be made.
实验证明通过改变叶片型线参数方程中的速度系数的取值,可以控制边界层的分离,进而改善泵的性能,提高其水力效率。
The experiment shows that by changing the velocity coefficient , the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency.
小径高比的叶片采用静叶片的正倾斜的方法能够有效地控制流道内部的径向二次流和叶栅顶部的分离流动;
The method of forward leaning stator blade, which can effectively control the radial second flow and the top separate flow, is applied to the design of the small diameter-height ratio blade.
所述控制模块响应于输入信息并包括向所述压缩机叶片提供所述电刺激的电路。
The control module is responsive to input information and includes an electrical circuit that provides the electrical stimulus to the compressor vanes.
针对可重复使用液体火箭发动机起动过程,研究了系统控制输入序列的变化对以涡轮叶片为代表的关键部件累积损伤的影响。
This paper studies the problem of tradeoff optimization between damage of reusable liquid propellant rocket engine's turbine blade and control input sequences during the start-up process.
油松的树高与叶片长度并无显著的相关关系,因为油松树高、针叶长分别受到不同的遗传因素的控制。
Tree Height doesn't has significant relationship with blade length, for they are controlled by different genetic factors.
实践中采用这种数学模型所设计的控制器极大改善了叶片角度的调节性能。
It has been shown in application that the controller designed by this mathematical model could improve the adjusting performance of blade Angle.
中央控制的遮阳叶片由内立面玻璃保护以避免损坏。
The centrally controlled blinds are protected by the inner glass fa? Ade so that damage is avoided.
本文介绍了利用接触式三坐标测量机对涡轮叶片测量的步骤和测量结果的处理方法,最后给出了现场抽样测量的精度控制方法。
The measuring steps and result processing methods of measuring turbine blade by using the contact-type coordinate measuring machine(CMM) are introduced.
本机采用双叶片泵由液压来控制的三辊研磨机。
This machine adopts the double leaf blade, it's controled by hydraulic.
为确保堆芯的充分冷却和防止汽轮机叶片的损坏,将SG水位控制在合理的位置是十分重要的。
Properly controlling the water level of SG is very important in order to secure the sufficient cooling source of nuclear reactor and prevent the damage of turbine blades.
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