Results 11 to 20 of about 15,433 (258)

The physics of turbulence localised to the tokamak divertor volume

open access: yesCommunications Physics, 2022
Fusion generated within magnetically confined plasmas offers a promising route to clean baseload energy but the intense heat and particle flux generated in the process presents a major challenge for future power plant devices.
Nicholas Walkden   +6 more
doaj   +1 more source

Thermal-hydraulic modelling and analysis of ITER tungsten divertor monoblock

open access: yesNuclear Materials and Energy, 2021
The divertor is a fundamental component of fusion power plants, being primarily responsible for power exhaust and impurity removal via guided plasma exhaust.
Salah El-Din El-Morshedy
doaj   +1 more source

Electromagnetic turbulence simulation of tokamak edge plasma dynamics and divertor heat load during thermal quench

open access: yesNuclear Fusion, 2023
The edge plasma turbulence and transport dynamics, as well as the divertor power loads during the thermal-quench phase of tokamak disruptions, are numerically investigated with BOUT++’s flux-driven six-field electromagnetic turbulence model.
Ben Zhu, Xue-qiao Xu, Xian-Zhu Tang
doaj   +1 more source

Investigation of heat flux intensity during composting of organic wastes

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
The authors present a three-dimensional model of organic agricultural waste, built on the basis of truncated cone. The movement of organic waste energy is modeled using a modified heat transfer equation, which includes volumetric heat capacity, chemical oxidation, and biological growth.
G K Ivakhnyuk   +4 more
openaire   +1 more source

Geometric optimization of bodies submitted to an intense heat flux using bifurcated channel nets

open access: yesVetor, 2010
The present work studies the geometric optimization of a body submitted to intense heat flux. The body to be optimized is refrigerated by a ducts system whose circulating fluid will remove the heat.
Claus de Rosso Bolzan   +3 more
doaj   +4 more sources

The high-heat flux testing of an interceptive device for an intense proton beam [PDF]

open access: yesPACS2001. Proceedings of the 2001 Particle Accelerator Conference (Cat. No.01CH37268), 2002
An interceptive device referred to here as a scraper has been designed and tested for use in a diagnostic device. The scraper will be used to probe a proton beam in order to detect the formation of beam halo. Probing the proton beam exposes the scraper to high heat fluxes on the order of 610 kW/cm.
R. Valdiviez   +5 more
openaire   +1 more source

Effect of pressure and turbulence intensity on the heat flux during flame wall interaction (FWI)

open access: yesFlow, Turbulence and Combustion, 2023
Abstract Combustion applications such as IC engines are a major source of power generation. Renewable alternative fuels like hydrogen, ammonia and efuels promise potential of combustion in future power applications. Most power applications encounter flame wall interaction (FWI) during which high heat losses occur. Investigating heat loss during
Abhijit Padhiary   +3 more
openaire   +1 more source

Thermal Conductivity of PNIPAm Hydrogels and Heat Management as Smart Windows

open access: yesMacromolecular Materials and Engineering, 2023
Though thermoresponsive lower critical solution temperature (LCST) hydrogels have attracted intense attention to be applied in smart windows, less efforts are paid on the LCST effect on the heat transfer process.
Zechuan Zhang   +4 more
doaj   +1 more source

A 2D Kaleidoscope of Electron Heat Fluxes Driven by Auroral Electron Precipitation

open access: yesGeophysical Research Letters, 2022
Electron heat flux is an important value for ionospheric space weather modeling networks. Utilizing the 2D array of Time History of Events and Macroscale Interactions during Substorms all‐sky‐imager (ASI) observations, Gabrielse et al. (2021, https://doi.
George V. Khazanov   +5 more
doaj   +1 more source

Hurricane's maximum potential intensity and surface heat fluxes

open access: yes, 2018
Emanuel's concept of Maximum Potential Intensity (E-PI) relates the maximum velocity $V_{\rm max}$ of tropical storms, assumed to be in gradient wind balance, to environmental parameters. Several studies suggested that the unbalanced flow is responsible for E-PI sometimes significantly underpredicting $V_{\rm max}$.
Makarieva, Anastassia M.   +7 more
openaire   +2 more sources

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