Results 61 to 70 of about 2,572 (229)

A Multifunctional Photothermal Catalyst Enabling Full‐Day Sustainable Power and Indoor Air Quality Control

open access: yesAdvanced Science, Volume 12, Issue 34, September 11, 2025.
In this study, a novel photothermal catalyst, Mn7Co3Ce1Ox has been developed, which features a type‐II heterojunction structure that enables broad‐spectrum absorption, including visible and infrared light. This material significantly enhances the photothermal catalytic efficiency by overcoming the limitations of traditional catalysts that struggle to ...
Niansi Li   +9 more
wiley   +1 more source

Heat Transfer Analysis on a Thermosyphon Radiator

open access: yes, 2011
Heat transfer of a thermosyphon radiator was analyzed, experimental tests with acetone as working fluid have been performed, and good agreement between measurement and calculation with analysis model was obtained.
Qing Hai Luo, Zheng Zuo
core   +1 more source

Asymptotic Behavior of a Viscoelastic Fluid in a Closed Loop Thermosyphon: Physical Derivation, Asymptotic Analysis, and Numerical Experiments

open access: yesAbstract and Applied Analysis, 2013
Fluids subject to thermal gradients produce complex behaviors that arise from the competition with gravitational effects. Although such sort of systems have been widely studied in the literature for simple (Newtonian) fluids, the behavior of viscoelastic
Justine Yasappan   +2 more
doaj   +1 more source

Efficient heat integration within discretely heat integrated distillation columns using liquid injection

open access: yesAIChE Journal, Volume 71, Issue 8, August 2025.
Abstract Electrification of distillation processes through discretely heat integrated distillation columns (D‐HIDiC) is an effective approach to enhance energy efficiency and lower carbon emissions. For separating systems with high temperature lift, multi‐stage compression and inter‐stage cooling are necessary to link the high‐pressure rectifier and ...
Chengtian Cui   +3 more
wiley   +1 more source

Experimental Study on the Effect of Heat Loads, Fill Ratio and Extra Volume on Performance of a Partial-Vacuumed Thermosyphon [PDF]

open access: yesIranian Journal of Chemical Engineering, 2009
This paper reports a study on the effect of the heat flux, cooling water flow rate, fill ratio and extra volume on the overall performance of a partially vacuumed thermosyphon.
doaj  

Flat Plate Collector Thermal Performance Assessment Using Hybrid MWCNT/Fe3O4/Water Nanofluid for Efficiency Enhancement: An Experimental Study

open access: yesEngineering Reports, Volume 7, Issue 7, July 2025.
The thermal performance of flat plate collectors (FPCs) was enhanced using nanofluids. A hybrid MWCNT/Fe3O4/water nanofluid achieved 71.9% thermal efficiency, outperforming conventional fluids. Improved Nusselt number, friction factor, and convective heat transfer highlight its effectiveness in optimizing FPC systems. ABSTRACT The flat plate collector (
T. Sathish   +6 more
wiley   +1 more source

Análise de um circuito de termossifão bifásico [PDF]

open access: yes, 2002
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Mecânica.A crise energética que o país atravessa estimula o desenvolvimento de pesquisas visando fontes alternativas e a ...
Nisgoski, Andre Roberto
core  

Análise de um secador de ervas finas assistido por termossifões [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Mecânica, Florianópolis, 2014.Neste trabalho propõe-se estudar a secagem de ervas finas em dois tipos diferentes de secadores ...
Rodríguez Cisterna, Luis Hernán
core  

Numerical analyses of the effect of a biphasic thermosyphon vapor channel sizes on the heat transfer intensity when heat removing from a power transformer of combined heat and power station

open access: yesMATEC Web of Conferences, 2017
Numerical analyses of the effect of a biphasic thermosyphon vapor channel sizes on the heat transfer intensity was conducted when heat removing from an oil tank of a power transformer of combined heat and power station (CHP).
Nurpeiis Atlant   +2 more
doaj   +1 more source

Role of graphene nanofluids on heat transfer enhancement in thermosyphon

open access: yesJournal of Science: Advanced Materials and Devices, 2019
The thermophysical properties of graphene nanofluids in thermosyphon have been studied at different power inputs, temperatures and angles of inclination.
Sidhartha Das   +3 more
doaj   +1 more source

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