A Surrogate Model For Motion Parameter Selection of Symmetric Flapping Foil

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户：gytryer784

【摘要】

：

【作者】

：

Hongyu Zheng Yao Zheng Fangfang Xie

【机构】

：

Center for Engineering and Scientific Computation,and School of Aeronautics and Astronautics,Zhejian

【出处】

：

中国计算力学大会2018暨国际华人计算力学大会2018

【发表日期】

：

2018年10期

【关键词】

：

Multi-fidelity Gaussian process regression Flapping wings Surrogate model

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

　　Selecting proper motion parameters to produce proper forces is important in flight control.As for flapping foils whose motion type is sinusoidal,three parameters,the heaving amplitude,the pitching amplitude and the flapping frequency play a significant role in the generation of aerodynamic forces.

其他文献

The influence of the angle of attack on the flow around the seal whisker-shaped cylinder based on LE

Studies have shown that the whisker of the harbor seal,which exhibits a wavy shape,has a good ability to detect the preys tail flow,therefore this finding promotes the recent study of fluid engineerin

会议

Harbor seal whisker-shaped cylinderLESAngle of attackVIV3D vortex structure

基于CFX的离心喷雾干燥塔内催化剂物料蒸发过程的数值模拟

催化剂离心喷雾干燥制备过程是一个伴有传质、传热，液体蒸发相变的高温气体-颗粒两相湍流的复杂过程。采用流体动力学软件CFX 对催化剂干燥过程进行数值模拟，考虑到热风分配器的二级导流作用，着眼于干燥气体的湍流状态，以流体的宏观热力学和动力学参数描述流体微分方程，基于欧拉模型及拉格朗日体系的离散颗粒相模型，建立数学模型进行数值分析求解，得到塔内气流场、温度场、湿度场以及颗粒相干燥过程。并将仿真预测的数据

会议

催化剂数值模拟CFX热风分配器离心喷雾干燥塔

基于格子-Boltzmann方法及GPU加速的可压缩流动数值模拟

可压缩钝体绕流广泛存在于工程实际问题中,为了进一步分析其力学特性,本文采用格子Boltzmann 方法耦合双分布函数模型开展了可压缩粘性流体流动的数值模拟。计算中,时间项和空间项分别采用隐显龙格库塔和二阶迎风离散,同时,基于CUDA-C,将CPU 程序移植于GPU 上加速。

会议

格子-Boltzmann方法可压缩耦合双分布钝体绕流GPU加速

Continuous time random walk model for non-uniform bed-load transport on armored bed with clusters

The transport behavior of bed-load in natural rivers shows the nature of anomalous transport(non-Fick)behavior that cannot be properly quantified by using the theory of Ficks law.Continuous time rando

会议

bed-load transportcontinuous time random walkwaiting timejump stepmonte carl

Optimization of Supercritical Natural Laminar Flow Airfoils with Shock Control Bumps

The supercritical natural laminar airfoils are obtained by optimizing a conventional supercritical airfoil which shock control bumps.Both of airfoil and shock control parameters are optimized simultan

会议

Computational Fluid DynamicsOptimizationNatural Laminar FlowShock Control Bum

不同粘性颗粒对卧式螺带混合机混合性能的影响研究

本文以卧式螺带颗粒混合机为研究背景,采用离散单元法(Discrete Element Method,DEM)研究叶轮转速和填充率对卧式螺带混合机中不同粘性颗粒混合行为的影响。首先采用Pro/E 软件对卧式螺带混合机进行三维模型创建,然后采用EDEM 软件对混合机内颗粒物料混合进行数值模拟,并对其混合效果进行分析。结果表明,对于粘性颗粒和非粘性颗粒混合物,混合速率随着叶轮速度的增加而增加,直到一定

会议

卧式螺带混合机离散单元法粘性颗粒非粘性颗粒物料混合

Prediction of the mechanical properties of shale based on stochastic modeling and deep learning

Please follow the instructions in “Template of Abstract for CCCM–ISCM 2018”.

会议

shaledeep learningstochastic modeling algorithm

Bayesian Inference-Based Load Design Method of Underwater Vehicles

In the practical engineering,the extreme launch environment leads to greater randomness in the temporal and spatial distribution of the external loads of the underwater vehicle.The existing theory can

会议

Underwater vehicleRandomnessBayesian inferenceSmall sample dataSuccess or fa

Soil Liquefaction Prediction Model based on Machine Learning

In this paper,in situ observations of soil liquefaction data in many major earthquakes worldwide are collected and 14 relative features,such as seismic parameters,soil parameters and soil strength cha

会议

Machine learningSoil liquefaction predictionFeature engineeringBagging algori

Reconstruction of Simulation-Based Physical Field with Limited Samples by CIC and WGAN-CAE

A variety of modeling techniques have been developed in the past decade to reduce the computational expense and increase the calculation accuracy.

会议

CICWGAN-CAEMetamodel

A Surrogate Model For Motion Parameter Selection of Symmetric Flapping Foil

与本文相关的学术论文