Results 81 to 90 of about 63,859 (262)

Model Reduction and Chattering Mitigation in Multi-Model Predictive Control for Quadrotor UAVs

open access: yesIEEE Access
This study introduces a multi-model predictive control (MMPC) framework for quadrotor attitude regulation, combining the high-precision capabilities of nonlinear model predictive control (NMPC) with the computing efficiency of linear model predictive ...
Ghulam E. Mustafa Abro   +4 more
doaj   +1 more source

Obstacle Avoidance of Semi-Trailers Based on Nonlinear Model Predictive Control

open access: yesWorld Electric Vehicle Journal, 2019
Obstacle avoidance is a core part of the autonomous driving of off-road vehicles, such as semi-trailers. Due to the long length of semi-trailers, the traditional obstacle avoidance controller based on the circumcircle model can ensure that there is no ...
Guoxing Bai   +5 more
doaj   +1 more source

Inverse Identification of Energy‐Dependent Laser Absorptivity in NiTi Laser Powder‐Bed Fusion via Calibrated Melt Pool Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
A combined experimental–computational framework identifies energy‐dependent laser absorptivity for NiTi in laser powder‐bed fusion, applicable to conduction and transition modes. Single‐track experiments and thermofluid smoothed particle hydrodynamics simulations are coupled through inverse analysis of melt pool geometry.
Mohamadreza Afrasiabi   +3 more
wiley   +1 more source

Nonlinear Model Predictive Control for a Dynamic Positioning Ship Based on the Laguerre Function

open access: yesJournal of Marine Science and Engineering
In this paper, we present a novel nonlinear model predictive control (NMPC) algorithm based on the Laguerre function for dynamic positioning ships to solve the problems of input saturation, unknown time-varying disturbances, and heavy computation.
Xiaobin Qian   +3 more
doaj   +1 more source

Continuous Nonlinear Model Predictive Current Control of PWM AC/DC Rectifier

open access: yesInternational Journal of Energetica, 2021
The present work applies a nonlinear model predictive current control (NLMPCC) approach to ac/dc pulse width modulation (PWM) rectifier. A cascade structure is used to regulate Dc-link voltage and grid currents.
Imad Merzouk   +4 more
doaj  

System Identification and Nonlinear Model Predictive Control with Collision Avoidance Applied in Hexacopters UAVs. [PDF]

open access: yesSensors (Basel), 2022
Recalde LF   +6 more
europepmc   +1 more source

Experimental Characterization of Mycelium‐Based Composites Under Multiple Loading Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines the mechanical response of mycelium‐based composites under compression, shear, and tension using mechanical testing and imaging methods. The comparison between unpressed and hot‐pressed specimens shows that hot pressing is associated with higher compression and shear stiffnesses.
Shaghayegh Elahi   +5 more
wiley   +1 more source

Efficient nonlinear model predictive control algorithms

open access: yesAnnual Reviews in Control, 2004
Abstract This paper provides a review of computationally efficient approaches to nonlinear model predictive control. The methods considered cover the following areas: tailoring of nonlinear programming algorithms to the structure of the online optimization, use of the optimal control formulation of the receding horizon problem, constraint and cost ...
openaire   +1 more source

Safeness Index-Based Economic Model Predictive Control of Stochastic Nonlinear Systems

open access: yesMathematics, 2018
Process operational safety plays an important role in designing control systems for chemical processes. Motivated by this, in this work, we develop a process Safeness Index-based economic model predictive control system for a broad class of stochastic ...
Zhe Wu   +2 more
doaj   +1 more source

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