Results 81 to 90 of about 69,775 (310)

Mini Vapour Cycle System For High Density Electronic Cooling Applications

open access: yes, 2012
This paper reports the preliminary experimental results of a mini Vapour Cycle System (VCS) for electronic thermal management applications. The water cooled miniature scale refrigeration system uses R134a as working fluid and implements a new concept oil-
Mancin, Simone   +2 more
core  

Optimizing Forced-Air Evaporative Cooling Chambers for Vegetable Preservation

open access: yes, 2022
Forced air evaporative cooling is an emerging approach to help with post-harvest fruit and vegetable storage and preservation. The rapid cooling of produce harvested has been shown to reduce food waste substantially making it a promising area for food ...
Alvarez Perez, Gabriela
core  

Spatially Modulated Morphotropic Phase Boundaries in a Compressively Strained Multiferroic Thin Film

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT The coexisting rhombohedral‐like (R′, MA) and tetragonal‐like (T′, MC) monoclinic phases in compressively strained bismuth ferrite thin films exhibit exceptional piezoelectric and magnetic properties. While previous studies have largely focused on probing the morphotropic phase boundaries (MPBs) comprising ordered R′/T′ twins, their self ...
Ting‐Ran Liu   +7 more
wiley   +1 more source

Geothermal- And Solar Assisted Air Conditioning System

open access: yes, 2012
A research project of the Hamburg University of Technology realizes an open cycle desiccant assisted air conditioning system based on renewable heat sources e.g. solar thermal and heat sinks e.g. shallow geothermal energy.
Wrobel, Jan, Schmitz, Gerhard
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Analytical Modeling of Forced-Air Cooling Heatsink by Considering Air Temperature Rise in Channel and Coupling of Multiple Heat Sources

open access: yesIEEE Access
With the rapid development of renewable energy, data centers, and new energy vehicles, the power density of power electronic converters is continuously increasing.
Jianxiong Yu   +6 more
doaj   +1 more source

Machine Learning‐Assisted Inverse Design of Soft and Multifunctional Hybrid Liquid Metal Composites

open access: yesAdvanced Functional Materials, EarlyView.
A machine learning framework is presented for inverse design of synthesizable multifunctional composites containing both liquid metal and solid inclusions. By integrating physics‐based modeling, data‐driven prediction, and Bayesian optimization, the approach enables intelligent design of experiments to identify optimal compositions and realize these ...
Lijun Zhou   +5 more
wiley   +1 more source

Design of Divided Condensers for Desiccant Wheel-Assisted Separate Sensible and Latent Cooling AC Systems

open access: yes, 2012
A desiccant wheel-assisted separate sensible and latent cooling air-conditioning system improves the energy efficiency of conventional air-conditioning systems by increasing the evaporating temperature of the refrigerant for sensible cooling.
Radermacher, Reinhard   +2 more
core  

Efficient thermal management of coaxial magnetic gears with pulsating heat pipe and forced air cooling

open access: yesJixie chuandong
ObjectiveThe field modulated magnetic gear (FMMG) with the coaxial structure has a higher transmission capacity, which can be comparable with mechanical gears.
ZHOU Yufeng   +3 more
doaj   +2 more sources

Orbital Geometry‐Governed Response of Pressure‐Tunable Quantum Defects in hBN

open access: yesAdvanced Functional Materials, EarlyView.
Defects in hBN act as ultrasensitive quantum manometers when the energy of the intradefect optical transitions is modified by lattice compression. The orbital geometry of the electron wave functions governs how electron hopping and Coulomb interactions react uniquely to the reduction of the van der Waals gap and in‐plane compression, leading to robust ...
Magdalena Grzeszczyk   +6 more
wiley   +1 more source

Enhancement of Round Tube and Flat Tube-Louver Fin Heat Exchanger Performance Using Deluge Water Cooling

open access: yes, 2012
An experimental study has been conducted to evaluate the performance of a compact round-tube louver-fin condenser, each with frontal areas of 0.25 m2 in both dry and wet conditions.
Radermacher, Reinhard   +2 more
core  

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