Zobrazeno 1 - 10
of 88
pro vyhledávání: '"Xinghua, Chang"'
Publikováno v:
International Journal of Aerospace Engineering, Vol 2024 (2024)
Aerodynamic modeling and control law design methods are crucial foundational technologies that enable efficient maneuvering flight of aircraft. Hence, this study focuses on how to construct the aerodynamic model and design control law using machine l
Externí odkaz:
https://doaj.org/article/3fbbb9536dc84ad4bcc6b5cd90d45a5a
Publikováno v:
Applied Sciences, Vol 14, Iss 2, p 863 (2024)
Long-term prediction of physical systems on irregular unstructured meshes is extremely challenging due to the spatial complexityof meshes and the dynamic changes over time; namely, spatial dependence and temporal dependence. Recently, graph-based nex
Externí odkaz:
https://doaj.org/article/48250327cb084a27a9b0d215dd5235a6
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-16 (2022)
Abstract The advancing front method (AFM) is one of the widely used unstructured grid generation techniques. However, the efficiency is relatively low because only one cell is generated in the advancing procedure. In this work, a novel automatic isot
Externí odkaz:
https://doaj.org/article/20cb9abe2f1f4fcabe82a8b2cbed96c9
Autor:
Xinghua Chang
Publikováno v:
Frontiers in Physics, Vol 10 (2023)
The spread of rumors does great harm to society. It will not only disrupt the social order but also damage public interests and even cause public safety and social shock. With the development of social platforms, it has become a fertile ground for ru
Externí odkaz:
https://doaj.org/article/7833f431bafd4d6aa1f2cdd7fa12bb12
Publikováno v:
IEEE Access, Vol 9, Pp 49387-49397 (2021)
Media coverage plays an important role in prevention and control the spread of COVID-19 during the pandemic. In this paper, an SIHRS model of COVID-19 pandemic with impulse and time delay under media coverage is established. The positive and negative
Externí odkaz:
https://doaj.org/article/ede16e4223cd4d25b372b48898ed3db4
Publikováno v:
Mathematical Biosciences and Engineering, Vol 17, Iss 4, Pp 3147-3159 (2020)
Awareness of prevention is enhanced to reduce the rate of infection by media coverage, which plays an important role in preventing and controlling infectious diseases. Based on epidemic situation of the Corona Virus Disease 2019 (COVID-19) in Hubei,
Externí odkaz:
https://doaj.org/article/4d64d4a18f4f4d7ba2aa4df3e9594836
Publikováno v:
AIAA Journal. :1-21
The new generation of air vehicle is confronted with a more intricate environment and challenging missions, which puts forward higher requirements for the flight control system. In this study, the aerodynamic identification and control law design bas
Autor:
Gaofu Li, Xianglong Kong, Lei Chen, Liu Liu, Xinghua Chang, Xiangxi Wang, Qingjie Meng, Fei He, Piaoping Yang, Jie Zheng, Zhiliang Liu
Publikováno v:
ACS Materials Letters. 5:928-935
Publikováno v:
International Journal of Aerospace Engineering, Vol 2021 (2021)
In order to investigate the dynamic characteristics of blunt aircraft mounted with aerospikes and aerodisks in large-amplitude force-pitching, the Roe spatial scheme and the lower-upper symmetric Gauss-Seidel (LU-SGS) method with dual time step are e
Externí odkaz:
https://doaj.org/article/14373a13efa546dfb7bd591a882ff437
Publikováno v:
Mathematical Methods in the Applied Sciences. 46:6787-6802