Results 101 to 110 of about 187,858 (317)

Standalone DC microgrids as complementarity dynamical systems: Modeling and applications [PDF]

open access: yes, 2015
It is well known that, due to bimodal operation as well as existent discontinuous differential states of batteries, standalone microgrids belong to the class of hybrid dynamical systems of non-Filippov type.
Alireza Maheri (16272944)   +11 more
core   +1 more source

Hybrid fuzzy Monte Carlo agent-based modeling of workforce motivation and performance in construction

open access: yes, 2021
Purpose – This paper aims to cover the development of a methodology for hybrid fuzzy Monte Carlo agentbased simulation (FMCABS) and its implementation on a parametric study of construction crew performance.
Raoufi, Mohammad, Fayek, Aminah Robinson
core   +1 more source

Integration of AI-driven digital twins for real-time optimization of renewable energy grids

open access: yesFrontiers in Energy Research
The increasing integration of renewable energy sources, such as solar photovoltaics, wind turbines, hydropower, and energy storage systems, introduces substantial variability and complexity into modern power grids.
Chinyere Nneoma Ugwu   +4 more
doaj   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

A generic framework for hybrid simulation in healthcare

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University, 11/01/2010.Healthcare problems are complex; they exhibit both detail and dynamic complexity.
Chahal, Kirandeep
core  

Parallel Hybrid Modeling of Al–Mg–Si Tensile Properties Using Density-Based Weighting

open access: yesMetals
A hybrid modeling framework for predicting the mechanical properties of Al-Mg-Si alloys, that blends physics-based and machine-learning models, is developed and tested.
Christian Dalheim Øien   +2 more
doaj   +1 more source

Modeling of Piercing Based on DEFORM-3D and the Ensemble OSC-PLS-ELM Method

open access: yesIEEE Access, 2018
The seamless tube, being widely used in the automobile, aviation, petroleum, chemical, building, boiler, and military industries, is called the “blood vessel of industry.”The demands for high quality seamless tubes are increasing ...
Dong Xiao   +3 more
doaj   +1 more source

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

Fluid simulations with atomistic resolution : a hybrid multiscale method with field-wise coupling [PDF]

open access: yes, 2013
We present a new hybrid method for simulating dense fluid systems that exhibit multiscale behaviour, in particular, systems in which a Navier–Stokes model may not be valid in parts of the computational domain.
Reese, Jason M.   +2 more
core   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

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