Proposed models, ongoing experiments, and latest numerical simulations of microchannel two-phase flow boiling

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In this paper, we consider experimental data available for graphene-based nanolubricants to evaluate their convective heat transfer performance by means of computational fluid dynamics (CFD) simulations. Single-phase models with temperature-dependent prope ...

The heat flux mitigation during the thermal quench (TQ) by the shattered pellet injection (SPI) is one of the major elements of disruption mitigation strategy for ITER. It's efficiency greatly depends on the SPI and the target plasma parameters, and is ult ...

In this work, a tool to design district heating networks (DHN) is presented and applied to the city of Lausanne as a case study. The evaluation of the buildings’ heat/cooling demand is performed using a Geographic Information System (GIS) database, built f ...

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The time-honored Allen -Feldman theory of heat transport in glasses is generally assumed to predict a finite value for the thermal conductivity, even if it neglects the anharmonic broadening of vibrational normal modes. We demonstrate that the harmonic app ...

The vast amount of computational studies on electrical conduction in solid-state electrolytes is not mirrored by comparable efforts addressing thermal conduction, which has been scarcely investigated despite its relevance to thermal management and (over)he ...

The transition towards clean renewable energy sources, where wind and solar are prone to variation, requires adequate energy storage. Power-to-methane (PtM) systems can be part of the solution. Specifically, solid-oxide-electrolyser (SOE) based PtM systems ...

The atmospheric layer adjacent to the earth's surface is of crucial importance for weather models due to the exchange of energy between the surface and the atmosphere. This exchange is dependent on the various surface properties and influences the state of ...

Energy piles represent an innovative technology that can help provide sustainable geothermal heating or cooling energy for thermal conditioning purposes. In hot-dominated climates, the interest is to inject heat in the ground and extract energy for space-c ...

In the attempt to reduce fuel consumption, a new generation of Ultra-High-By-Pass-Ratio (UHBR) turbofans have been introduced in the aeronautic industry which are structurally noisier especially at lower frequencies, because of their larger diameter, lower ...

Disentangling electronic and thermal effects in photoexcited perovskite materials is crucial for photovoltaic and optoelectronic applications but remains a challenge due to their intertwined nature in both the time and energy domains. In this study, we emp ...

The auxiliary power supply for medium voltage converters requires high insulation capability between the source and the load. Inductive power transfer technology, with an air gap between the primary and secondary coil, offers such high insulation capabilit ...

We present a numerical model for the approximation of multiphase flows with free surfaces and strong interfacial effects. The model relies on the multiphase incompressible Navier-Stokes equations, and includes surface tension effects on the interfaces betw ...

Materials for high -temperature environments are actively being investigated for deployment in aerospace and nuclear applications. This study uses computational approaches to unravel the crystallography and thermodynamics of a promising class of refractory ...

BackgroundImpaired cerebrospinal fluid (CSF) dynamics is involved in the pathophysiology of neurodegenerative diseases of the central nervous system and the optic nerve (ON), including Alzheimer's and Parkinson's disease, as well as frontotemporal dementia ...

This paper establishes a mean-field equation set and an energy theorem to provide a theoretical basis in view of the development of self-consistent, physics-based turbulent transport models for mean-field transport codes. A rigorous averaging procedure ide ...

Rapid inter-discharge simulation and optimization using the RAPTOR code have allowed the development of a reliable and reproducible early heating strategy for an advanced tokamak (AT) scenario on ASDEX Upgrade. Solving for electron heat and current diffusi ...

The aircraft assembly system is highly complex involving different stakeholders from multiple domains. The design of such a system requires comprehensive consideration of various industrial scenarios aiming to optimize key performance indicators. Tradition ...

Disorder at etched edges of graphene quantum dots (GQD) enables random all-to-all interactions between localized charges in partially filled Landau levels, providing a potential platform to realize the Sachdev-Ye-Kitaev (SYK) model. We use quantum Hall edg ...

In light of the challenges posed by climate change and the goals of the Paris Agreement, electricity generation is shifting to a more renewable and decentralized pattern, while the operation of systems like buildings is increasingly electrified. This calls ...

Proposed models, ongoing experiments, and latest numerical simulations of microchannel two-phase flow boiling

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Computational fluid dynamics simulations of the heat transfer properties of graphene-based nanolubricants and application to hydrodynamic lubrication

Plasmoid drift and first wall heat deposition during ITER H-mode dual-SPIs in JOREK simulations

Decomposition method to evaluate district heating/cooling network potential at urban scale

Innovative thermophysical characterization of an ATF composite cladding: the case of silicon carbide

Unearthing the foundational role of anharmonicity in heat transport in glasses

Thermal conductivity of Li 3 PS 4 solid electrolytes with ab initio accuracy

Design and assessment of an evaporating water-cooled methanation reactor for a SOE-based power-to-methane system

Turbulence and Heat exchange in the Near-Surface Boundary Layer over Patchy Snow

Performance of energy piles foundation in hot-dominated climate: A case study in Dubai

The Advection Boundary Law in presence of mean-flow and spinning modes

Disentangling Thermal from Electronic Contributions in the Spectral Response of Photoexcited Perovskite Materials

Modeling and optimization of PCB coils for inductive power transfer systems

A cut-cell method for the numerical simulation of 3D multiphase flows with strong interfacial effects

First-principles thermodynamics of precipitation in aluminum-containing refractory alloys

Large-scale in-silico analysis of CSF dynamics within the subarachnoid space of the optic nerve

Mean-field transport equations and energy theorem for plasma edge turbulent transport

Inter-discharge optimization for fast, reliable access to ASDEX Upgrade advanced tokamak scenario

An aircraft assembly process formalism and verification method based on semantic modeling and MBSE

Magneto-Thermoelectric Transport in Graphene Quantum Dot with Strong Correlations

Quantifying the Unknown: Data-Driven Approaches and Applications in Energy Systems