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Hydrodynamic Behavior of a Trawl Codend and its Fluttering Motions in Flume Tank
《哈尔滨工程大学学报(英文版)》2025年第2期345-369,共25页Bruno Thierry Nyatchouba Nsangue Tang Hao Tcham Leopold Ruben Mouangue Jian Zhang Wei Liu Achille Njomoue Pandong Liuxiong Xu Fuxiang Hu 
sponsored by the National Natural Science Foundation of China(Grant No.32373187);the Research Fund for International Scientists of the National Natural Science Foundation of China(Grant No.32350410404);the Natural Science Foundation of Shanghai(Grant No.23ZR1427000).
This study experimentally investigates the hydrodynamic characteristics,geometric configurations,fluttering motions of the codend,and the instantaneous flow fields inside and around the codend,with and without a liner...
关键词：Trawl codend Hydrodynamic characteristics Proper orthogonal decomposition Fluttering motions Unsteady turbulent flow 
Partial rotating instability in a boundary layer ingesting fan
《Chinese Journal of Aeronautics》2025年第3期43-64,共22页Hefang DENG Songan ZHANG Kailong XIA Xiaoqing QIANG Mingmin ZHU Jinfang TENG 
supports of the National Natural Science Foundation of China(Nos.52076129,92360308,52376027);the Shanghai Municipal Education Commission of China(No.2023-02-4);the Fundamental Research Funds for the Central Universities of China;the United Innovation Center(UIC)of Aerothermal Technologies for Turbomachinery of China.
Rotating Instability (RI) is a typical unsteady flow phenomenon in compressors and may cause severe aerodynamic noise and even potential nonsynchronous vibration. Most studies of RI are based on the uniform inflow, ig...
关键词：Rotating instability Boundary layer ingesting fan Tip leakage fAow Shear layer instability Full-annulus unsteady simnulation 
Measurement of unsteady force on rotor blade surfaces in axial flow compressor
《Chinese Journal of Aeronautics》2025年第2期31-45,共15页Jingyuan LIU Jichao LI Feng PENG Yang LIU Hongwu ZHANG 
funded by the National Natural Science Foundation of China(Nos.U24A20138 and No.52376039);the Beijing Natural Science Foundation,China(JQ24017);the National Science and Technology Major Project of China(Nos.J2019-II-0005-0025 and Y2022-II-0002-0005);the Special Fund for the Member of Youth Innovation Promotion Association of Chinese Academy of Sciences,China(No.2018173).
To assess the aerodynamic performance and vibration characteristics of rotor blades during rotation,a study of unsteady blade surface forces is conducted in a low-speed axial flow compressor under a rotating coordinat...
关键词：Axial flow compressor Unsteady blade surface force Wireless telemetry Tip leakage flow Vibration characteristic Unsteady flow 
Neural network analysis for prediction of heat transfer of aqueous hybrid nanofluid flow in a variable porous space with varying film thickness over a stretched surface
《Chinese Physics B》2025年第2期316-326,共11页Abeer S Alnahdi Taza Gul 
The high thermal conductivity of the nanoparticles in hybrid nanofluids results in enhanced thermal conductivity associated with their base fluids.Enhanced heat transfer is a result of this high thermal conductivity,w...
关键词：thin film of Cu and TiO_(2)hybrid nanofluids variable porous space unsteady stretching sheet viscous dissipation heat transfer optimization artificial neural network 
Time series analysis model for forecasting unsteady electric load in buildings
《Energy and Built Environment》2024年第6期900-910,共11页Dandan Liu Hanlin Wang 
Accurate and reliable load forecasting is crucial for ensuring the security and stability of the power grid.This paper proposes a combined prediction method based on Empirical Wavelet Transform(EWT)and Autoformer time...
关键词：Load forecasting EWT Neural networks INFORMER Autoformer 
Numerical analysis on phase change material melting process of a conical spiral tube energy storage tank
《Science China(Technological Sciences)》2024年第11期3413-3430,共18页ZHAO Yuan MAO QianJun 
supported by the National Natural Science Foundation of China(Grant No.52376072)。
Spiral tube heat exchangers have been widely used in phase change energy storage due to the compact structure and large heat transfer area.Therefore,this study numerically analyzes the effects of spiral tube diameter,...
关键词：phase change material MELTING conical spiral tube periodic unsteady heat source 
A high-resolution numerical investigation of unsteady wake vortices for coaxial rotors in hover
《Chinese Journal of Aeronautics》2024年第11期278-299,共22页Shaoqiang HAN Wenping SONG Zhonghua HAN Jianhua XU 
High-resolution numerical simulations for wake vortical flows have long been a challenge in rotor aerodynamics.A novel spectrum-optimized sixth-order Weighted Essentially NonOscillatory(WENO)scheme is proposed to disc...
关键词：Coaxial rotor Blade tip vortex Secondary vortex High-order scheme IDDES Moving overset grid 
A simplified model for unsteady airflow analysis in ultra-long tunnels based on the resistance compensation method
《Building Simulation》2024年第10期1823-1840,共18页Xianwang Fan Huan Zhang Zhihao Wan Zhikai Liu Jiali Liu Junbin Yang Sujie Liu Jiaxuan Pu Zhaoying Wang Yan Jiang Zhangxiang Wu Shijun You Wandong Zheng 
supported by the Laboratory Basic Research Program of China State Railway Group Co.,Ltd.(L2021G011).
With the expansion of tunnel construction scale,accurate modeling of 3D unsteady flow fields in ultra-long tunnels requires high computational resources.In this study,a resistance compensation method based on the St a...
关键词：resistance compensation dynamic mesh ultra-long tunnel simplified model unsteady airflow 
On the topology and unsteady behavior of ventilated cavitating flow over a bluff body
《Acta Mechanica Sinica》2024年第10期1-12,共12页Zhiying Wang Tietao Lao Guojun Yan Jingzhu Wang Zhan Wang Wenbin Tian Guoyu Wang Yiwei Wang 
supported by the National Natural Science Foundation of China(Grant Nos.12372243,11902323,12122214,62371453,1229300,12293003,and 12293004).
The cavity topology and unsteady behavior of ventilated cavitating flow over a bluff body are investigated experimentally using high-speed imaging and particle image velocimetry measurements.It is observed that the ca...
关键词：Ventilated cavitating flow Vortex shedding POD 
Adaptive battery thermal management systems in unsteady thermal application contexts
《Journal of Energy Chemistry》2024年第10期650-668,I0014,共20页Kailong Liu Qiao Peng Zhuoran Liu Wei Li Naxin Cui Chenghui Zhang 
supported by the National Natural Science Foundation of China (No.62373224,62333013,and U23A20327)。
With the increasing attention paid to battery technology,the microscopic reaction mechanism and macroscopic heat transfer process of lithium-ion batteries have been further studied and understood from both academic an...
关键词：Lithium-ion batteries Heat generation mechanism Battery thermal management system Cooling methods Battery safety 
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