Results 71 to 80 of about 1,385,705 (307)

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Comprehensive study of finite control set model predictive control algorithms for power converter control in microgrids

open access: yesIET Smart Grid, 2019
Advances in power electronics and digital control open a new horizon in the control of power converters. Particularly, model predictive control has been developed for control applications in industrial electronics and power systems. This study presents a
Mahlagha Mahdavi Aghdam   +2 more
doaj   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

Finite Control Set Model Predictive Control for LCL-Filtered Grid-Tied Inverter With Minimum Sensors

open access: yesIEEE transactions on industrial electronics (1982. Print), 2020
Recently, finite control set model predictive control (FCS-MPC) has been successfully applied in the grid-tied inverter with the LCL filter. However, to achieve active damping and grid synchronization, many sensors are required, increasing cost, and ...
Xiaotao Chen   +5 more
semanticscholar   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Multistep Finite Control Set Model Predictive Control of Photovoltaic Power Generation System with Harmonic Compensation

open access: yesComplexity, 2021
Photovoltaic (PV) power generation is the main aspect of new energy power generation, and it is an important means to achieve the goal of carbon neutrality. When the PV system is connected to the grid, the nonlinear load of the grid will affect the power
Xuejiao Gong, Shifeng Hu, Ruijin Zhu
doaj   +1 more source

On stability of model predictive control with finite-control-set constraints and disturbances

open access: yesAutomatica
The paper addresses the challenges of finite-control-set model predictive control in discrete-time linear systems subject to disturbances, focusing on recursive feasibility and stability. The authors propose a novel framework that ensures robust performance under external perturbations while maintaining computational efficiency.
Yimeng Li   +4 more
openaire   +1 more source

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

Finite Control Set Model Predictive Control for Complex Energy System with Large-Scale Wind Power

open access: yesComplexity, 2019
Complex energy systems can effectively integrate renewable energy sources such as wind and solar power into the information network and coordinate the operation of renewable energy sources to ensure its reliability.
Yang-Wu Shen   +5 more
doaj   +1 more source

Approximation of the set of trajectories of the nonlinear control system with limited control resources

open access: yesMathematical Modelling and Analysis, 2018
In this paper the control system described by a Urysohn type integral equation is studied. It is assumed that the control functions have integral constraint.
Nesir Huseyin   +2 more
doaj   +1 more source

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