该模型采用圆弧涡元作为基本涡元，并依据自由尾迹涡线确定远尾迹形状以使远尾迹更接近实际和自由。
The model USES the curved vortex elements on the circular arc as the basic discrete elements for trailed filaments and utilizes the free wake extension to form an adaptive far wake downstream.
本文研究用有限元法计算桥梁涡激振动的时程响应。
This paper studies the calculation of vortex-induced responses of Bridges by finite element models.
应用升力面理论涡格法和面元法，建立了拖式吊舱推进器非定常水动力性能的数值计算方法。
Based on potential flow theory, a numerical method is proposed for predicting the steady and unsteady hydrodynamic performances of puller type podded propulsors.
螺旋桨采用升力面理论涡格法、吊舱采用面元法分析计算，二者的相互干扰通过叠代计算来处理。
The propeller blades are calculated by a vortex lattice method, while the pod including its strut by a boundary element method for non-lifting bodies.
螺旋桨表面和它的尾涡面离散为四边形双曲面元，每个面元上布置等强度偶极子和源汇分布。
The surface of propeller and its trailing vortex is divided into a number of small hyperboloidal quadrilateral panels with constant source sink and doublet distributions.
提出了半涡轮叶轮计算方法，使单进口涡轮机一元流分析法得以在双进口无叶涡壳涡轮机上应用。
The calculating method of half turbine leaf was put forward, so it was possible that the single inlet turbine unary flow analysis method could be applied to the no leaf turbine.
本文介绍用涡面元法模拟带扰流片的翼型低速无粘分离绕流。
A vortex panel method is presented to simulate low speed inviscid separated flow past an airfoil with a spoiler.
该文应用低阶速度势面元法建立了预报三维水翼水动力性能的数值方法，重点对翼梢和尾涡进行了研究。
A potential-based surface panel method is applied to predicting the performance for three-dimensional hydrofoils, with emphasis on the tip region.
本研究利用多重网格虚拟边界有限元法（MFBM）数值模拟多圆柱涡激运动问题。
In this paper, multigrid fictitious boundary method(MFBM)is applied to direct numerical simulation of vortex-induced motions of multi-cylinders in viscous flows.
利用神经元网络模型预测涡轴发动机动态响应过程，得到预测模型；
A neural network model is used to predict the dynamic response of the turboshaft engine and generate the predictive model of the NMPC;
利用神经元网络模型预测涡轴发动机动态响应过程，得到预测模型；
A neural network model is used to predict the dynamic response of the turboshaft engine and generate the predictive model of the NMPC;
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