Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Zelong Yu"'
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 134-145 (2024)
To investigate the coupling strengthening mechanism of precipitate and Cu solute atoms in Al-Mg-Si alloy, the molecular dynamics model of edge dislocation motion interacted with precipitate and Cu solute atoms was established. The dislocation length
Externí odkaz:
https://doaj.org/article/ce787ffeb3f84246af0c1c58edc46cc5
Publikováno v:
Boundary Value Problems, Vol 2024, Iss 1, Pp 1-8 (2024)
Abstract This paper provides a class of upper and lower solution definitions for second-order coupled systems by transforming the fourth-order differential equation into a second-order differential system. Then, by constructing a homotopy parameter a
Externí odkaz:
https://doaj.org/article/01837b5cc9af4b3ab8b659bd739ebc30
Publikováno v:
IEEE Access, Vol 12, Pp 3464-3475 (2024)
In modern underwater warfare, detecting and locating enemy submarines is the primary task, but there are still many difficulties in detecting submarines. The acoustic signals may distort in the ocean channel due to the complexity of the ocean, which
Externí odkaz:
https://doaj.org/article/7ec7089d05c84a5d9689c2836782b5e1
Autor:
Fadhil Al-Darraji, Monower Sadique, Tina Marolt Čebašek, Abhijit Ganguli, Zelong Yu, Khalid Hashim
Publikováno v:
Geosciences, Vol 13, Iss 3, p 78 (2023)
Composite piles have emerged as a popular alternative to conventional piling materials for deep foundations and have gained significant traction as a specific type of pile due to their potential to mitigate durability issues often associated with sta
Externí odkaz:
https://doaj.org/article/906a650c2ebf418faef3b00eebb48ee7
Publikováno v:
Digital Communications and Networks, Vol 7, Iss 2, Pp 196-200 (2021)
In order to achieve the specific goal of a smart grid, the concept of electricity Internet of Things (eIoT) has been proposed to assist the monitoring and inspection of power transmission line state and optimize the asset utilization. The long power
Externí odkaz:
https://doaj.org/article/383d18726bd6475a92ff6f2f815aa867
Publikováno v:
Sensors, Vol 23, Iss 2, p 574 (2023)
In this paper, a control method of a novel tilt-rotor UAV with a blended wing body layout is studied. The novel UAV is capable of vertical take-off and landing and has strong stealth capabilities that can be applied to carrier-borne reconnaissance ai
Externí odkaz:
https://doaj.org/article/7619d2cd5c6245ce8794fab55bf66e06
Publikováno v:
Sensors, Vol 22, Iss 24, p 9736 (2022)
The optimal trajectory planning for a novel tilt-rotor unmanned aerial vehicle (UAV) in different take-off schemes was studied. A novel tilt-rotor UAV that possesses characteristics of both tilt-rotors and a blended wing body is introduced. The aerod
Externí odkaz:
https://doaj.org/article/0a0dec9d9b744fae9f053165408f3a5f
Publikováno v:
IEEE Access, Vol 8, Pp 219788-219801 (2020)
Control allocation is still a challenge for tiltrotor aircraft due to effectors' redundancy, dramatic nonlinearities and cross-coupling. Besides this, the external disturbance caused by the unique configuration of tiltrotor such as larger wing area a
Externí odkaz:
https://doaj.org/article/24d64a72cbdd40018e3feae1e3757ad9
Publikováno v:
IEEE Access, Vol 8, Pp 211401-211410 (2020)
The wind field has a great influence on the control stability of Tilt-rotor unmanned aerial vehicle (UAV), especially during the take-off and landing phase. The airspeed of UAV is so small during these phases that it cannot generate stable aerodynami
Externí odkaz:
https://doaj.org/article/4b2a29f193c04d8eb77ed19845106a54
Publikováno v:
Mathematics, Vol 9, Iss 6, p 646 (2021)
The airspeed is an important feedback signal for flight control, and its measurement accuracy is related to the safety of aircraft, especially for hybrid vertical takeoff and landing (VTOL) unmanned aerial vehicles (UAV) in the transition phase. Howe
Externí odkaz:
https://doaj.org/article/c59a8f621c9f4fce992e6f016034cef4