云南高校图书馆联盟文献共享服务平台- PITCHING

PITCHING: 作品数：55被引量：136H指数：6; 导出分析报告; 相关领域：航空宇航科学技术更多>>; 相关作者：张晓庆丛文超王志东更多>>; 相关机构：挪威船级社江苏科技大学更多>>; 相关期刊：《Chinese Medical Journal》《Journal of Mechanics Engineering and Automation》《外文科技期刊数据库（文摘版）工程技术》《Open Journal of Fluid Dynamics》更多>>; 相关基金：国家自然科学基金北京市自然科学基金天津市自然科学基金更多>>

Numerical investigation on vortex dynamics of flow around a pitching hydrofoil via the finite-domain impulse theory: 《Acta Mechanica Sinica》2025年第1期82-94,共13页Hui-Yun Hao Yun-Qing Liu Qin Wu Ying Liu; supported by the National Science Foundation of China (Grant Nos.52279081,and 51839001).; The behaviors of unsteady flow structures and corresponding hydrodynamics for a pitching hydrofoil are investigated numerically and theoretically in the present paper.The aims are to derive the total lift by finite-do...; 关键词：Cavitation Vortex dynamics Finite-domain impulse theory Pitching hydrofoil Laminar separation bubble Dynamic stall

Aerodynamic characteristics of a pitching airfoil with leading-edge morphing: 《Chinese Journal of Aeronautics》2024年第7期81-92,共12页Chaoyuan WEN Yuting DAI Yuntao XU Chao YANG; co-supported by the National Natural Science Foundation of China(No.11672018);the Fundamental Research Funds for the Central Universities,China(No.YWF-23-SDHK-L-002).; This paper focuses on the effect of the phase offset of Leading-Edge(LE)morphing on the aerodynamic characteristics of a pitching NACA0012 airfoil.Assuming an unstretched camber and using polynomial interpolation,an e...; 关键词：AERODYNAMICS Computational fluid dynamics Leading-edge morphing OPENFOAM Dynamic stall Dynamic mesh

Effect of the vortical structures on the hydrodynamic performance of a pitching hydrofoil: 《Journal of Hydrodynamics》2024年第2期406-420,共15页Rui Yuan Hui-yun Hao Qin Wu Yun-qing Liu Biao Huang; Project supported by the National Natural Science Foundation of China (Grant Nos.52279081,51839001);supported by the Beijing Natural Science Foundation (Grant No.3232033);the Fundamental Research Funds for the Central Universities (Grant No.2023CX01004).; The objective is to study the vortical structural behaviors of a transient pitching hydrofoil and their effects on the hydrodynamic performance. The pitching motion of the hydrofoil is set to pitch up with an almost c...; 关键词：HYDRODYNAMICS vortical structures finite-domain impulse theory proper orthogonal decomposition(POD) dynamic mode decomposition(DMD) Pitching hydrofoil

An intelligent control method based on artificial neural network for numerical flight simulation of the basic finner projectile with pitching maneuver: 《Defence Technology（防务技术）》2024年第2期663-674,共12页Yiming Liang Guangning Li Min Xu Junmin Zhao Feng Hao Hongbo Shi; In this paper,an intelligent control method applying on numerical virtual flight is proposed.The proposed algorithm is verified and evaluated by combining with the case of the basic finner projectile model and shows a...; 关键词：Numerical virtual flight Intelligent control BP neural network PID Moving chimera grid

Optimal Matching Analysis of Net Buoyancy and Pitching Angle for Underwater Gliders被引量：1: 《China Ocean Engineering》2022年第5期697-706,共10页YANG Ming LIANG Yan WANG Yan-hui YANG Shao-qiong; jointly supported by the National Key R&D Program of China;the National Natural Science Foundation of China (Grant Nos. 11902219 and 51721003);the Natural Science Foundation of Tianjin City (Grant No. 18JCJQJC46400)。; Control parameter optimization is an efficient way to improve the endurance of underwater gliders(UGs),which influences their gliding efficiency and energy consumption.This paper analyzes the optimal matching between ...; 关键词：optimal matching analysis underwater glider approximate model technology gliding range model

3D laser scanning strategy based on cascaded deep neural network: 《Defence Technology（防务技术）》2022年第9期1727-1739,共13页Xiao-bin Xu Ming-hui Zhao Jian Yang Yi-yang Xiong Feng-lin Pang Zhi-ying Tan Min-zhou Luo; funded by National Natural Science Foundation of China(Grant No. 51805146);the Fundamental Research Funds for the Central Universities (Grant No. B200202221);Jiangsu Key R&D Program (Grant Nos. BE2018004-1, BE2018004);College Students’ Innovative Entrepreneurial Training Plan Program (Grant No. 2020102941513)。; A 3D laser scanning strategy based on cascaded deep neural network is proposed for the scanning system converted from 2D Lidar with a pitching motion device. The strategy is aimed at moving target detection and monito...; 关键词：Scanning strategy Cascaded deep neural network Improved cross entropy loss function Pitching range and speed model Integral separate speed PID

Experimental investigation of shock-buffet criteria on a pitching airfoil: 《Chinese Journal of Aeronautics》2022年第7期179-191,共13页Mehran MASDARI Aghil ZEINALZADEH Mohammad Ali ABDI Mohammad Reza SOLTANI; An experimental investigation of the shock-buffet phenomenon subject to unsteady pitching supercritical airfoil around its quarter chord has been conducted in a transonic wind tunnel.The model was equipped with pressu...; 关键词：AIRFOIL BUFFETING Experimental analysis Hysteresis loops Pitching motion Shock wave Wavelet analysis

Investigation of hysteresis effect of cavitating flow over a pitching Clark-Y hydrofoil: 《Acta Mechanica Sinica》2022年第6期95-105,I0002,共12页Mengjie Zhang Fuyong Feng Meijing Wang Zhipu Guo Zhong Kang Biao Huang; This work was supported by the National Natural Science Foundation of China(Grant Nos.52109111,52079004,and U20B2004);the Natural Science Foundation of Beijing(Grant No.3212023);the State Key Program for Basic Research of China(Grant No.MKS20210003).; The objective of this paper is to investigate the hysteresis effect of cavitating flow over a Clark-Y hydrofoil undergoing a transient pitching motion at Reynolds number Re=4.55×105,cavitation numberσ=1.33,pitching ...; 关键词：Hysteresis effect Cavitating flow Pitching hydrofoil

Variational domain decomposition scheme for linear Stokes-Joukowski potentials of fluid in baffled tanks: 《Acta Mechanica Sinica》2022年第4期153-169,I0004,共18页Ruiyang Shen Jing Lyu Shimin Wang Qi Wang; the National Natural Science Foundation of China(Grant Nos.11572018 and 11772020).; Sloshing-induced force and moment may affect the dynamic property of the liquid-contained system.Analytically presented linear Stokes-Joukowski potentials of fluid are usually needed for analytical study of sloshing i...; 关键词：Variational formulation Domain-decomposition scheme Linear Stokes-Joukowski potential SLOSHING Pitching excitation

Numerical Analysis of the Rotational Magnetic Springs for EDS Maglev Train被引量：2: 《CES Transactions on Electrical Machines and Systems》2022年第1期60-66,共7页Gang Lv Yaqing Liu Zhixuan Zhang Xiaodong Li; supported in part by the National Natural Science Foundation of China under Grant(52077003 and 51777009)。; Different from the traditional railway trains,the combined levitation and guidance EDS maglev train is more likely to rotate after being disturbed.Therefore,the rotational electromagnetic stiffnesses are significant o...; 关键词：Magnetic spring EDS maglev train electrodynamic rotational motion rolling stiffness pitching stiffness yawing stiffness

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