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- coupled synthetic jets 多股自耦合射流
- PIV experimental study of flow structures of synthetic jet arrays which had different orifice spacing was carried out. 摘要对不同出口间距零质量射流组的流场结构进行了PIV实验。
- The frequency and velocity amplitude of the synthetic jet affect the strength of the vortex. 合成激励器工作形成的漩涡对强度受合成射流频率和速度幅值影响。
- CHEN F J.Development of synthetic jet actuators for active flow control at NASA Langley[R].AIAA 2000-2405. 罗振兵.;合成射流流动机理及应用技术研究[D]:[硕士论文]
- Understanding of the formation mechanisms of synthetic jet, a new kind of jet, is important for design and application. 合成喷是一种新型喷,了解它的形成机理对其设计和应用起着重要的作用。
- Based on this computing model, numerical computations were performed for a low speed primary jet vectored using different synthetic jet actuators. 对合成射流激励器在不同工作状态下控制宏观低速流流动进行了数值分析和机理探讨。
- You, D. and Moin, P, "Large Eddy Simulation of Flow Separation over an Airfoil with Synthetic Jet Control," Center for Turbulence Research Annual Research Briefs, 2006. 洪国泰,”小型轴流风扇设计以及模拟与实验之整合研究”,台湾科技大学机械工程研究所硕士论文,2007年。
- For the purpose of designing a high performance synthetic jet actuator, the performance of actuators has been investigated experimentally for a range of geometric parameters. 为了设计高性能的合成射流激励器,实验采用热线风速仪测量激励器出口的流动速度,对不同大小激励器、不同出口形状激励器、单 双膜激励器以及金属振动膜处于不同装配受压状态下的激励器分别进行了试验。
- You, D. and Moin, P, “Large Eddy Simulation of Flow Separation over an Airfoil with Synthetic Jet Control,” Center for Turbulence Research Annual Research Briefs, 2006. 罗际航,“具不同翼型叶片的水平式风力机之数值模拟”,台湾科技大学机械工程研究所硕士论文,2006年。
- Hot-wire anemoscope was used to measure the velocity and the turbulence intensity of a synthetic jet activated by piezoelectric actuator with a two-dimensional slot nozzle. 利用热线风速仪测量了二维狭缝自耦合射流的速度和湍流度变化,获得了激发器输入电压、频率对自耦合射流的影响规律,获得了激发器的最佳激励电压和频率值;
- Modeling a blowing/suction type boundary for synthetic jet actuator,it considers the actuator cavity,exit nozzle and exterior flow field as a single computational region. 建立了将合成射流激励器腔体、出口喉道、外部流场作为单连域计算处理的吹/吸型边界模型。
- In this paper, the flow mechanism and the applications of thrust vectoring using synthetic jet are studied in theory, numerical simulation and experiment. 本文采用理论分析、数值模拟与实验相结合的方法对合成射流流动机理及推力向量控制中的应用进行研究。
- Based on the calculation model, equidirectional fuel-air/oxygen mixing flow field enhanced by synthetic jet actuators was numerically simulated and investigated. 基于此计算模型,对合成射流激励器增强同向燃气氧气掺混的流场进行了数值仿真和机理研究。
- Winglets have been added to the rear buttresses to increase downforce, while synthetic jets have also been incorporated into the rear of the car to control and smooth the air flow and to reduce drag. 翼梢小翼,增加了到后方支撑以增加下压力,而合成喷气式飞机也被纳入了后面的车,以控制和平稳的空气流动,并减少阻力.
- The result shows that the synthetic jet actuator with an inclination angle can effectively control low speed primary jet vector and the primary jet direction can be changed greatly by altering the angle without increasing input power. 结果显示,激励器出口倾角对主流矢量角控制影响很大,在不增加输入功率的情况下,可使主流流动方向发生大幅度偏转。
- Second, numerical simulation and qualitative analysis has been done for the synthetic jet flow field in different cases (different phase, amplitude and frequency), and gained many conclusions which are helpful for designing the synthetic jet actuator. 二、对不同驱动频率,振动膜速度幅值以及激励器的结构对合成射流的影响分别进行数值计算和定性分析,得到了大量有助于合成射流激励器设计的结论。
- A primary jet vectoring using synthetic jet actuators with different exit configurations was investigated, and the main physical factors influencing jet vectoring were analyzed and summarized. 摘要对不同出口构型合成射流激励器进行射流矢量控制进行了数值研究,并对决定合成射流激励器射流矢量控制的物理因素进行了分析和归纳。
- The flier is flying a new-type jet plane on trial. 飞行员正在驾驶一架新式喷气机作试验飞行。
- X-L model, a whole flow-field computing model for synthetic jet actuator, which considers the actuator cavity, the exit throat, and the external flow field as a single computational region. 摘要合成射流激励器全流场计算模型-X-L模型,实现了将激励器腔体及外部受控流场作为单连域的计算处理。
- The dining-car was coupled on (to the last coach). 餐车已挂(在末节车厢)上。