The vortices flow characters inside the open axial flow fan and the associated aerodynamic noise were studied using large-eddy simulation and the FW-H equations.
本文采用LES/FW-H的匹配方法,研究了开式轴流风扇内部旋涡流动特征及其与叶片表面干涉引起的气动噪声之间的联系,同时进行了远场噪声预测,探讨了叶轮不同表面辐射噪声时的频谱分布特征。
Vane axial fan with optional fan pitch control.
具有可选风扇节距控制的翼式轴流风扇。
marine flame proof axial flow ventilator
船用防爆轴流式扇风机
Stability and control analysis of rotor/ducted-fan based unmanned helicopter
旋翼/涵道风扇共轴式无人直升机操稳特性研究
fan-in-wing VTOL
翼内升力风扇式垂直起落飞机
Iso-Reaction Coefficient Flow Pattern Design Theory and Calculation Method for Axial-Flow Cooling Fan
轴流式冷却风扇等反击系数流型的设计理论和计算方法
Performance Experiment and Flow Field Analysis of a Multistage Axial Flow Fan
多级轴流风扇的性能试验与流场分析
Optimal design of the axial-flow fan in the aeronautic electronic devices
航空电子设备冷却轴流风扇优化设计
Numerical Research of Three-dimensional Viscous Flow Field in an Axial Fan;
轴流风扇内部二维粘性流场的数值研究
Analysis of Microminiature Axial Tip Clearance Fluid
微型轴流风扇叶顶间隙内泄漏流动的数值模拟
Axial air flow generating fan. Stretch to resize.
用于空气流通的轴向风扇。拉伸可调整大小。
Exploration on Maximum Loading Design Techniques for Fan and Axial-Flow Compressor;
风扇/轴流压气机最大负荷设计技术探索
Numerical design optimization of a high-loaded low-speed axial-flow fan and experimental research
高负荷低速轴流风扇数值优化设计与实验研究
Relationship Between Forward-swept Angles of Moving Blade and Aerodynamic Performance of Small-size Axial-flow Fans
动叶前掠角与小型轴流风扇气动性能的关系
Effect of circumferential forward-skewed blade on aeroacoustic performance of axial fan
周向前弯叶片对轴流风扇气动声学性能影响
Measuring and Controlling System of Efficiency Test Stand for Axial Fan in Turbogenerator
汽轮发电机轴流风扇效率模拟试验台测控系统
Experimental Investigation on Flow Field Around Blade-tip Airfoil Section of Horizontal-axis Wind Turbine
水平轴风力机叶尖翼型截面流场的试验研究
The characteristics of highly effective oppsite whirling axial auxiliary fan and its application at the south drifting face of Malan mine are introduced.
介绍了高效对旋轴流式局部通风机特点及其在马兰矿南翼采区掘进工作面的应用情况。
crankshaft fan pulley
曲轴上的风扇皮带轮