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- prescribed vortex wake model 预定涡尾迹方法
- Rotor Wake Modeling for Flight Dynamic Simulation of Helicopters. 直升机飞行动力学模拟的旋翼尾流建模。
- In this paper, a method of aerodynamic calculation and aerodynamic performance analysis for a horizontal axis wind turbine is presented using semi-rigid wake model. 本文用半刚性尾流模型近似表示给出水平轴风轮空气动力性能的分析计算方法。
- Considering the process of dynamic influence of eddy flow at every section of blades, based on Equilibrium Wake model, Dynamic Wake model simulates the dynamic aerodynamic calculations for the rotor. 动态尾流模型又基于平衡尾流模型,考虑桨叶每个截面处产生的涡流对风轮的动态影响过程,对风轮的气动计算进行动态模拟仿真。
- The body is represented by a three-dimensional supersonic source-sink and doublet distributed on the bodyaxis,and the lee side vortex wake is modeled by a large number of dis-crete vortices in crossflow plane called a"vortex cloud". 弹体位流模型用沿弹体轴线分布的源汇和偶极子来模拟,弹体背风区的分离涡则用横流平面中的大量离散点涡来模拟。
- Considering the wake influence of blades, based on steady aerodynamic calculations theory, Equilibrium Wake model corrects the simplified model of aerodynamic calculations for the rotor. 平衡尾流模型基于风轮的稳态气动计算理论,考虑桨叶的尾流影响,对简化的风轮气动计算模型进行修正。
- Method for Predicting Rotor Vortex Wake and Downwash Velocity Field 旋翼涡尾流与下洗流场的计算方法
- Improved wake model of a new type of POD propulsion 新型POD推进器尾涡模型的改进研究
- A comprehensive aeroelastic analysis of helicopter rotor with advanced tips based on finite element theory in space and time is coupled with an efficient rotor wake modeling. 研究了前飞条件下旋翼尾迹模型及桨尖后掠对桨叶气弹响应及载荷的影响。 分析基于新型旋翼尾迹模拟方法及时-空有限元法,建立了旋翼桨叶的挥舞、摆振、扭转全耦合的动力有限元方程。
- The vet prescribed a medicine to worm my puppy. 兽医开了一种药驱除我那小狗体内的寄生虫。
- I didn't wake up until I heard the alarm clock. 直到听到闹钟的铃声我才醒来。
- She prescribed some pills to help me to sleep. 她让我吃些药片以利睡眠。
- If I fall asleep at the wheel wake me up. 如果我开车时睡着了,就叫醒我。
- The doctor prescribed an oral dose of medicine. 医生开了一剂口服药。
- The physician prescribed him some medicine. 医生给他开了一些药。
- The doctor prescribed three injections. 医生开了三支注射液的处方。
- I wake up with a very thick head this morning. 我早晨醒来觉得头昏昏沉沉的。
- An Adaptive Region Method for Computation of Vortex Wake Behind Wing in Compressible Flow 计算跨声速机翼尾涡流自适应区域方法
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- Having no prescribed destination. Used of mail. 无姓名和地址的没有规定的目的地。用于邮政