Zobrazeno 1 - 10
of 107
pro vyhledávání: '"Pingan LIU"'
Publikováno v:
水下无人系统学报, Vol 32, Iss 5, Pp 901-905 (2024)
In free-space diffraction, the orbital angular momentum(OAM)of the vortex light field remains unchanged. However, in a turbulent layer, the symmetry of the OAM spectrum distribution will be broken, and the OAM will change due to the existence of a qu
Externí odkaz:
https://doaj.org/article/b8d04226520f4a0587080687de0a3a8e
Publikováno v:
水下无人系统学报, Vol 32, Iss 3, Pp 463-473 (2024)
The trans-medium water entry process of vehicles is often accompanied by multiphase flow, cavitation, phase change, and turbulence instability, which not only heighten the complexity of the flow field, but also render the forces highly unsteady and n
Externí odkaz:
https://doaj.org/article/08394be30b8a41029f078db7a02b2d66
Publikováno v:
水下无人系统学报, Vol 32, Iss 3, Pp 525-534 (2024)
In order to study the underwater trajectory and related dynamics characteristics of trans-medium vehicles, a trans-medium vehicle was used as the research object. The dynamics equations were established based on the momentum theorem and the moment of
Externí odkaz:
https://doaj.org/article/5fc680900217441d8023d3ee20212701
Publikováno v:
水下无人系统学报, Vol 32, Iss 3, Pp 496-506 (2024)
The water exit process of vehicles is very complicated, accompanied by multiphase flow, cavitation, phase transition, and turbulence instability, and the applied force is highly unsteady and nonlinear. At present, studies on the water exit problem of
Externí odkaz:
https://doaj.org/article/70920f555edb4f0191a87ae1c8d8f441
Autor:
Ruilian Liu, Yangchu Chen, Xili Zhang, Yuhan Cai, Shuang Xu, Qian Xu, Xin Li, Wenjiao Li, Pingan Liu, Wenlong Liu
Publikováno v:
Heliyon, Vol 10, Iss 20, Pp e39162- (2024)
The purpose of this study was to investigate the efficacy and mechanisms of cardio-cerebral stasis transforming medicines (CCSTM) against cerebral infarction (CI) and myocardial infarction (MI). CI modeling was conducted using the refined Longa sutur
Externí odkaz:
https://doaj.org/article/14a2ec62e639448598464eb311f2657c
Publikováno v:
ACS Omega, Vol 9, Iss 22, Pp 24039-24049 (2024)
Externí odkaz:
https://doaj.org/article/d339b312235c4217912157ec8a15f415
Publikováno v:
水下无人系统学报, Vol 31, Iss 6, Pp 878-884 (2023)
A finite-time sliding mode control system based on a radial basis function (RBF) neural network was proposed to solve the longitudinal control problem of incomplete submerged vehicles because of the uncertainty and nonlinearity of undersea vehicle sy
Externí odkaz:
https://doaj.org/article/03ffb2444d1f415a8a82dbe913c113f2
Publikováno v:
水下无人系统学报, Vol 31, Iss 5, Pp 812-819 (2023)
The demand for underwater power sources is increasing as marine activities increase, and unmanned undersea vehicles(UUVs) develop. Aluminum is a promising anode material due to its high specific capacity, high electrochemical activity, and low cost.
Externí odkaz:
https://doaj.org/article/ae619ab0ba764600874913ab7f1cf598
Publikováno v:
ACS Omega, Vol 8, Iss 39, Pp 35800-35808 (2023)
Externí odkaz:
https://doaj.org/article/cec24d527ce04dccab471c223859b9cd
Autor:
Zixin Zhang, Yutong Ma, Ye Tian, Pingan Liu, Min Zhang, Zhiguang Liu, Xiaofan Zhu, Conghui Wang, Yuezhuo Zhuang, Wenrui Zhang, Zhibang Feng, Junxi Wang, Qi Chen
Publikováno v:
Agronomy, Vol 14, Iss 8, p 1621 (2024)
The application of a diammonium phosphate coating effectively mitigates direct contact between the phosphate fertilizer and the soil, thus minimizing phosphorus fixation. Humic acid holds a pivotal role in augmenting soil quality and activating the s
Externí odkaz:
https://doaj.org/article/f83109fd7edb4f029b01436be4c594e5