Results 11 to 20 of about 98,690 (167)

Hybrid Nanofluids—Next-Generation Fluids for Spray-Cooling-Based Thermal Management of High-Heat-Flux Devices [PDF]

open access: yesNanomaterials, 2022
In recent years, technical advancements in high-heat-flux devices (such as high power density and increased output performance) have led to immense heat dissipation levels that may not be addressed by traditional thermal fluids.
Muhammad Asim, Farooq Riaz Siddiqui
doaj   +2 more sources

High heat flux reduction to materials using current filaments [PDF]

open access: yesScientific Reports, 2023
Reducing high electron and ion heat fluxes is one of the critical issues for shielding satellites and spacecraft. One of the ideas for shielding high particle and heat fluxes is to apply an external magnetic field generated by injecting current filaments.
Trang Le   +4 more
doaj   +2 more sources

Efficient Method for Heat Flux Calculations within Multidisciplinary Analyses of Hypersonic Vehicles

open access: yesAerospace, 2023
A large amount of heat flux from aerodynamic heating acts on reusable spacecraft; thus, an accurate heat flux prediction around spacecraft reentry is essential for developing a high-performance reusable spacecraft.
Jongho Jung, Kwanjung Yee, Shinkyu Jeong
doaj   +1 more source

Heat Pipe-Based DEMO Divertor Target Concept: High Heat Flux Performance Evaluation

open access: yesJournal of Nuclear Engineering, 2023
The use of heat pipes (HP) for the DEMO in-vessel plasma-facing components (PFCs) has been considered because of their high capacity to transport the heat from a heat source to a heat sink by means of the vaporization and condensation of the working ...
Wen Wen   +4 more
doaj   +1 more source

Experimental investigation of erosion rate of insulation materials using hybrid rockets

open access: yesFirePhysChem, 2021
Thermal insulation is essential to protect the exposed surface from high-temperature and high heat flux situations. The selection of suitable insulation materials plays a crucial role in determining rocket performance.
Phaninder Reddy Vaka   +2 more
doaj   +1 more source

Predicting Conduction Heat Flux through Macrolayer in Nucleate Pool Boiling

open access: yesEnergies, 2021
In the current work, the heat flux in nucleate pool boiling has been predicted using the macrolayer and latent heat evaporation model. The wall superheat (ΔT) and macrolayer thickness (δ) are the parameters considered for predicting the heat flux.
Mohd Danish   +5 more
doaj   +1 more source

Comparison of the high temperature heat flux sensor to traditional heat flux gages under high heat flux conditions. [PDF]

open access: yes, 2013
Four types of heat flux gages (Gardon, Schmidt-Boelter, Directional Flame Temperature, and High Temperature Heat Flux Sensor) were assessed and compared under flux conditions ranging between 100-1000 kW/m2, such as those seen in hydrocarbon fire or propellant fire conditions.
Blanchat, Thomas K., Hanks, Charles R.
openaire   +1 more source

Numerical Investigation of Heat Transfer in Garment Air Gap

open access: yesAUTEX Research Journal, 2020
This article aimed to study the characteristics and mechanisms of 3D heat transfer through clothing involving the air gap. A three-dimensional finite volume method is used to obtain the coupled conductive, convective, and radiative heat transfer in a ...
Zhang Yijie, Jia Juhong
doaj   +1 more source

Calibration of high heat flux sensors at NIST

open access: yesJournal of Research of the National Institute of Standards and Technology, 1997
An ongoing program at the National Institute of Standards and Technology (NIST) is aimed at improving and standardizing heat-flux sensor calibration methods. The current calibration needs of U.S. science and industry exceed the current NIST capability of 40 kW/m2 irradiance. In achieving this goal, as well as meeting lower-level non-radiative heat flux
Murthy, A. V.   +2 more
openaire   +2 more sources

Droplet desorption modes at high heat flux

open access: yesEPJ Web of Conferences, 2019
Nonisothermal droplet desorption of aqueous salt solution H2O/LiBr during nucleate boiling was studied experimentally. A droplet was placed on a horizontal heated wall. The initial concentration of salt C0 = 25 %.
Misyura Sergey, Meleshkin Anton
doaj   +1 more source

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