Results 41 to 50 of about 635,846 (281)

Evaluating the Use of a Thermoelectric Module Cooling to Increase the Power Density of Power Converters

open access: yesEnergies
This paper starts by analysing the equivalent circuit model of a Thermoelectric Module (TEM) with PLECS simulation by using the PLECS thermal block-set.
Abdullahi Abubakar   +2 more
doaj   +1 more source

Modelling of moisture diffusivity during solar drying of locust beans with thermal storage material under forced and natural convection mode

open access: yesCase Studies in Thermal Engineering, 2019
This study investigated the modelling of moisture diffusivity of processed locust beans under forced and natural convection mode using solar drying with thermal storage materials (gravel).
Clement A. Komolafe   +6 more
doaj   +1 more source

SOLAR DRYING OF PEANUT PODS USING TWO DIFFERENT TYPES OF SOLAR DRYERS [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2006
The objective of the present study was to investigate and evaluate two different drying methods of peanut (forced convection solar drying and natural convection solar drying) under three different layer thicknesses of (5, 10 and 15 cm) and two different ...
A. Abo ElSoud   +3 more
doaj   +1 more source

Experimental Investigations of Forced Convection of Nanofluids in Smooth, Horizontal, Round Tubes: A Review

open access: yesEnergies, 2023
A comprehensive review of published works dealing with experimental studies of forced convection heat transfer of nanofluids is presented. The survey is limited to straight, smooth, and round tubes.
Janusz T. Cieśliński   +1 more
doaj   +1 more source

Sacrificial‐Layer‐Assisted Heat‐Affected‐Zone Suppression in Laser Patterning of PET for High‐Performance Flexible Devices

open access: yesAdvanced Functional Materials, EarlyView.
A removable sacrificial polymer layer engineers the thermal boundary condition during nanosecond laser ablation of PET, suppressing heat‐affected‐zone formation without relying on costly ultrafast lasers. This strategy enables deep, high‐aspect‐ratio trenches with no detectable heat‐affected zone, templating silver‐filled mesh electrodes with record ...
Mehdi Zarei   +3 more
wiley   +1 more source

Scaling of Turbulent Mixed Convection under High Pressure [PDF]

open access: yes, 2007
Measurement of turbulent mixed convection at reduced model size by aerodynamic scaling is a promising approach to simplify the investigation of many technical configurations and offers the potential to make large scale flows accessible on a ...
Thess, Andre   +4 more
core  

Critical Coupling in Semi‐Trasparent Fano Resonators for Photothermal Converters

open access: yesAdvanced Functional Materials, EarlyView.
An ultrathin metal–insulator multilayer architecture is engineered to exploit Fano‐resonant critical coupling, completely suppressing optical reflectance while achieving a balanced 50:50 trade‐off between absorbance and transmittance. Upon laser excitation at resonance, the metamaterial generates intense localized heat (ΔT≈550∘C$\Delta T {\approx }550^\
Giuseppe Emanuele Lio   +3 more
wiley   +1 more source

Periodically forced natural convection over slowly varying topography [PDF]

open access: yes, 2004
Asymptotic and numerical methods are used to analyse periodically forced natural convection over slowly varying topography. This models the diurnal heating/cooling cycle in lakes and reservoirs.
Farrow, D.E.
core  

A Miniaturized Autonomous Thermomagnetic Generator

open access: yesAdvanced Functional Materials, EarlyView.
Micro, autonomous and high power thermomagnetic generator operating between a heat dissipator and a processor. ABSTRACT Thermomagnetic generators (TMG) are promising devices for converting low‐grade waste heat into electricity. Self‐actuation using permanent magnets is the key to autonomy.
Morgan Almanza   +11 more
wiley   +1 more source

How the Porous Transport Layer Dictates Membrane Electrode Assembly Performance of IrO2 Catalysts

open access: yesAdvanced Functional Materials, EarlyView.
The Schottky barrier formed at the catalyst | PTL interface critically governs both the initial performance and long‐term durability of the PEMWE, and its magnitude is dictated by the catalyst's work function. This limitation can be resolved by combining a rutile IrO2 core for efficient electron transfer with an amorphous IrOx shell for high surface ...
Hyeseong Jeon   +6 more
wiley   +1 more source

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