Results 91 to 100 of about 10,991,658 (202)

On Adaptive Fractional Dynamic Sliding Mode Control of Suspension System

open access: yesComputation
This paper introduces a novel adaptive control method for suspension vehicle systems in response to road disturbances. The considered model is based on an active symmetry quarter car (SQC) fractional order suspension system (FOSS).
Ali Karami-Mollaee, Oscar Barambones
doaj   +1 more source

UAV-Assisted Preview-Augmented DSMC with Control Barrier Functions for Safe and Robust Trajectory Tracking of AGVs

open access: yesMachines
Autonomous navigation of a vehicle in an environment where there are obstacles is difficult due to low onboard sensing technology, high measuring noise, and external interference, which collectively result in poor tracking performance of the vehicle’s ...
Umar Farid   +2 more
doaj   +1 more source

A DSMC-PIC coupling method for the Vlasov–Maxwell–Landau system

open access: yesJournal of Computational Physics
We present a numerical framework for the simulation of collisional plasma dynamics, based on a coupling between Direct Simulation Monte Carlo (DSMC) and Particle-in-Cell (PIC) methods for the Vlasov–Maxwell–Landau system. The approach extends previously developed DSMC techniques for the homogeneous Landau equation to the fully inhomogeneous ...
Andrea Medaglia   +2 more
openaire   +3 more sources

Modeling exospheres: analytical and numerical methods with application examples

open access: yesFrontiers in Astronomy and Space Sciences
Exospheres, the tenuous gas environments surrounding planets, planetary satellites, and cometary comae, play a significant role in mediating the interactions of these astronomical bodies with their surrounding space environments.
Valeriy Tenishev   +5 more
doaj   +1 more source

Rocket Plume Analysis with DSMC Method [PDF]

open access: yesJournal of the Korean Society of Propulsion Engineers, 2014
Woojin Jeon   +3 more
openaire   +1 more source

Aerodynamic Analysis of Deorbit Drag Sail for CubeSat Using DSMC Method

open access: yesAerospace
Reducing space debris is a critical challenge in current space exploration. This study focuses on designing a drag sail for CubeSat models and examining their aerodynamic properties using the direct simulation Monte Carlo (DSMC) method.
Jiaheng Chen   +4 more
doaj   +1 more source

Coordinated Heterogeneous UAVs for Trajectory Tracking and Irregular Payload Transportation Using Sliding Mode Control

open access: yesDrones
Heterogeneous UAVs offer unique advantages in multi-agent systems due to their varying capabilities including (a) different payload capacities, (b) maneuverability, and (c) flight endurance. These properties made them particularly well suited for complex
Umar Farid   +4 more
doaj   +1 more source

Molecular level simulations of combustion processes using the DSMC method

open access: yes, 2020
© 2021 Informa UK Limited, trading as Taylor & Francis Group. A technique called the Direct Simulation Monte Carlo (DSMC) method is used for simulating laminar one-dimensional hydrogen-air flames with an aim to establish the feasibility of molecular ...
Harvey, JK, Trivedi, S, ,, Cant, RS
core  

Modeling of Chemical Reactions in Rarefied Gas Flows by the Kinetic Fokker-Planck Method

open access: yes, 2023
Flows encountered in space applications, like atmospheric reentry or thruster plume expansion and interactions, can be described by the well-known Boltzmann equation.
Basov, Leo   +2 more
core  

A DSMC-CFD coupling method using surrogate modelling for low-speed rarefied gas flows [PDF]

open access: yes
A new Micro-Macro-Surrogate (MMS) hybrid method is presented that couples the Direct Simulation Monte Carlo (DSMC) method with Computational Fluid Dynamics (CFD) to simulate low-speed rarefied gas flows.
White, Craig   +14 more
core   +1 more source

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