Results 11 to 20 of about 13,567 (265)

Numerical investigation on aerodynamic characteristics of a high-speed train travelling through a bridge–tunnel section under non-uniform airflows caused by mountain terrain effect

open access: yesEngineering Applications of Computational Fluid Mechanics, 2023
A thorough understanding of aerodynamic characteristics of a high-speed train in a bridge–tunnel section is of extremely importance to ensure the vehicle safety of driving. This study presents a numerical investigation on aerodynamic characteristics of a
Hao Hu   +4 more
doaj   +1 more source

Numerical simulations of vehicle platform stabilization

open access: yesMathematical and Computer Modelling, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
William A. Lindsey   +3 more
openaire   +2 more sources

Real-time vehicle dynamics analysis based on analysis method with numerical dissipation

open access: yesNihon Kikai Gakkai ronbunshu, 2019
In this paper, a numerical integration method for real-time vehicle dynamics analysis with multibody technique is discussed. When the effect of the deformation of a rubber bush is considered in a multibody simulation, the rubber bush is usually defined ...
Taichi SHIIBA, Yuta TSUCHIYA
doaj   +1 more source

Research on Abnormal Ultra-shallow Shutdown of Undersea Vehicles

open access: yes水下无人系统学报, 2022
Concerning the problem of abnormal ultra-shallow shutdown protection, undersea vehicles navigate at a set depth even if they are not navigating at ultra-shallow protection depths.
Hou-quan LI   +3 more
doaj   +1 more source

Model validation method by considering uncertainty for numerical simulation

open access: yesXibei Gongye Daxue Xuebao, 2023
There is a great amount of uncertainties in the whole life cycle of a flight vehicle, which can induce anon-negligible uncertainty in the numerical simulation output, then the model validation of the numerical simulation is the premise of design ...
REN Chengkun   +5 more
doaj   +1 more source

Numerical Simulation of Transpiration Cooling for a High-Speed Vehicle with Substructure [PDF]

open access: yesAIAA Journal, 2021
This paper presents a numerical model that assesses the effect of applying transpiration cooling to both the outer wall and the substructure of a high-speed flight vehicle. The porous impulse response analysis for transpiration cooling evaluation (PIRATE) code has been extended and validated to account for quasi-two-dimensional lateral heat conduction ...
Imran Naved   +2 more
openaire   +2 more sources

Dynamic Numerical Simulation Model and Time-Domain Identification of Flexible AERORail Structure

open access: yesShock and Vibration, 2023
A simplified theoretical model of the AERORail vehicle-bridge coupling system and a corresponding numerical simulation system in Simulink are established.
Fang-yuan Li   +3 more
doaj   +1 more source

Thrust Characteristics of Ducted Propeller and Hydrodynamics of an Underwater Vehicle in Control Motions

open access: yesJournal of Marine Science and Engineering, 2021
A numerical technique to simulate the hydrodynamic behavior of ducted propellers attached to an underwater vehicle traveling under the mutually interacting flow fields of the vehicle and the propellers is proposed; the hydrodynamic performance of the ...
Jiaming Wu   +6 more
doaj   +1 more source

Vehicle’s Dynamic Behavior in Fishhook Maneuver by Considering the Engine Dynamics [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2021
In order to study on the vehicle’s dynamic behavior, this study presents a new dynamic modeling of the vehicle by considering the engine dynamics. The coordinate systems are considered separately for the sprung mass and unsprung masses. By using Newton’s
Ali Shahabi   +3 more
doaj   +1 more source

Lightweight Investigation of Extended-Range Electric Vehicle Based on Collision Failure Using Numerical Simulation

open access: yesShock and Vibration, 2015
The total weight of Extended-Range Electric Vehicle (E-REV) is too heavy, which affects rear-end collision safety. Using numerical simulation, a lightweight method is designed to reduce E-REV body and key parts weight based on rear-end collision failure ...
Jiangqi Long, Wenhao Huang, Wuhu Zhang
doaj   +1 more source

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