|
|
|
|
|
Jiangtao Chen, Jiao Zhao, Wei Xiao, Luogeng Lv, Wei Zhao and Xiaojun Wu
Given the randomness inherent in fluid dynamics problems and limitations in human cognition, Computational Fluid Dynamics (CFD) modeling and simulation are afflicted with non-negligible uncertainties, casting doubts on the credibility of CFD. Scientifica...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tingkai Dai and Bo Zhang
The interaction between shock waves and turbulent boundary layers (SBLI) is a common phenomenon in transonic and supersonic aircraft wings. In this study, we simulated the SBLI of a classical NACA0012 wing at an angle of attack (AOA) of 1.4° and Mach num...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hao Chen, Chuanqiang Gao, Jifei Wu, Kai Ren and Weiwei Zhang
Transonic buffet is a phenomenon of large self-excited shock oscillations caused by shock wave-boundary layer interaction, which is one of the common flow instability problems in aeronautical engineering. This phenomenon involves unsteady flow, which mak...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andrey Kozelkov, Nikolay Galanov, Ilya Semenov, Roman Zhuchkov and Dmitry Strelets
The paper presents the results of studying the effects of droplet diameters on the NACA0012 airfoil ice accretion, which have been obtained in the 3D numerical simulation of icing. To simulate the motion of water droplets as a multiphase medium, the Eule...
ver más
|
|
|
|
|
|
|
|
|
|
|
Emanuel A. R. Camacho, Flávio D. Marques and André R. R. Silva
Flapping wing dynamics are of great interest in many research areas, such as bioinspired systems and aircraft aeroelasticity. The findings of the present study provide significant insight into the importance of the leading-edge dynamic incidence on the p...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lu Yang and Guangming Zhang
Currently, influence analysis of simulation parameters, especially the trailing edge shape and the corresponding modeling method on the force coefficients of NACA0012 under a high Reynolds number, is relatively sparse. In this paper, two trailing edge sh...
ver más
|
|
|
|
|
|
|
|
|
|
|
Bowen Li, Qiangqiang Sun, Dandan Xiao and Wenqiang Zhang
The aerodynamics of an aerofoil with surface heating was numerically studied with the objective to build an effective anti-icing strategy and balance the aerodynamics performance and energy consumption. NACA0012, RAE2822 and ONERA M6 aerofoils were adopt...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sergei Strijhak, Daniil Ryazanov, Konstantin Koshelev and Aleksandr Ivanov
In this article the procedure and method for the ice accretion prediction for different airfoils using artificial neural networks (ANNs) are discussed. A dataset for the neural network is based on the numerical experiment results?obtained through iceFoam...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yanxia Lou, Xueqin Bu, Xiaobin Shen, Guiping Lin, Ruchen Zhang, Feixiong Zeng, Haichuan Jin, Kuiyuan Ma and Dongsheng Wen
The occurrence of aircraft icing can significantly affect flight performance. One of the most important aspects in the study of anti-icing technology for aircraft is the distribution of overflow water. Owing to the external airflow pressure, shear stress...
ver más
|
|
|
|
|
|
|
|
|
|
|
Koji Fukudome, Yuki Tomita, Sho Uranai, Hiroya Mamori and Makoto Yamamoto
Heating devices on airfoil surfaces are widely used as an anti-icing technology. This study investigated the aerodynamic performance with a static heating surface based on the modified extended Messinger model. The predicted ice shape was validated throu...
ver más
|
|
|
|
|
|