Results 21 to 30 of about 16,300,519 (236)

Experimental Study on the Flow Boiling Heat Transfer Characteristics in a Mini-Channel with Offset Fins

open access: yesProceedings, 2018
The present study studied the flow boiling heat transfer performance of a mini channel with offset fins experimentally. The hydraulic diameter for it is 1.59 mm with 9 offset rectangular channels. The influences of saturation pressure, mass flux and heat
Tao Wen   +3 more
doaj   +1 more source

Highly sensitive flexible heat flux sensor based on a microhole array for ultralow to high temperatures

open access: yesMicrosystems & Nanoengineering, 2023
With the growing demand for thermal management of electronic devices, cooling of high-precision instruments, and biological cryopreservation, heat flux measurement of complex surfaces and at ultralow temperatures has become highly imperative.
Le Li   +10 more
doaj   +1 more source

Heat Flux at the Surface of Metal Foil Heater under Evaporating Sessile Droplets

open access: yesInternational Journal of Aerospace Engineering, 2015
Evaporating water drops on a horizontal heated substrate were investigated experimentally. The heater was made of a constantan foil with the thickness of 25 μm and size of 42 × 35 mm2.
Igor Marchuk   +3 more
doaj   +1 more source

Application of high-thermal-conductivity diamond for space phased array antenna

open access: yesFunctional Diamond, 2022
Active phased array antenna typically featured high performance, high device integration, and high heat flux, making it difficult to dissipate heat. Diamond, the substance with the closest arrangement of atoms in nature, has the advantages of a high ...
Wei Lu   +6 more
doaj   +1 more source

Estimation of evapotranspiration fluxes over mustard using a Two-Source Energy Balance model

open access: yesJournal of Water and Climate Change, 2023
A Two-Source Energy Balance (TSEB) model computes surface energy fluxes using soil surface temperature and canopy temperature. An experiment was carried out in a research farm near the agrometeorological observatory, at Anand, India to parameterize the ...
Radhika Vala, Manoj M. Lunagaria
doaj   +1 more source

Heat Transfer and Flow Structure Characteristics of Regenerative Cooling in a Rectangular Channel Using Supercritical CO2

open access: yesAerospace, 2023
At an extremely high Mach number, the regenerative cooling of traditional kerosene cannot meet the requirement of the heat sink caused by aerodynamic heating and internal combustion in a scramjet propulsion system.
Jian Liu   +3 more
doaj   +1 more source

Calculation of in-situ steady-state heat flux on EAST lower divertor

open access: yesNuclear Materials and Energy
Heat flux is a key issue in tokamak devices. The non-uniform high heat flux on Plasma-Facing Components (PFCs) has led to local severe damage, including cracks and melting, in current tokamaks such as EAST and WEST.
Chunyu He   +12 more
doaj   +1 more source

Air-Sea Heat Flux Variability in the Southeast Indian Ocean and Its Relation With Ningaloo Niño

open access: yesFrontiers in Marine Science, 2019
Previous studies suggest that both air-sea heat flux anomalies and heat advection caused by an anomalous Leeuwin Current play an important role in modulating the sea surface temperature (SST) variability associated with the Ningaloo Niño.
Xue Feng, Toshiaki Shinoda
doaj   +1 more source

Gradient heat flux measurement as monitoring tool for the diesel engine

open access: yesMATEC Web of Conferences, 2018
The usage of gradient heat flux measurement for monitoring of heat flux on combustion chamber surface and optimization of diesel work process is proposed.
Mityakov Vladimir   +3 more
doaj   +1 more source

Sensible and latent heat flux from radiometric surface temperatures at the regional scale: methodology and validation [PDF]

open access: yes, 2009
The CarboEurope Regional Experiment Strategy (CERES) was designed to develop and test a range of methodologies to assess regional surface energy and mass exchange of a large study area in the south-western part of France.
Brunet, Y.   +9 more
core   +1 more source

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