Results 1 to 10 of about 449 (168)

Application of functionalized nanofluid in thermosyphon. [PDF]

open access: yesNanoscale Res Lett, 2011
AbstractA water-based functionalized nanofluid was made by surface functionalizing the ordinary silica nanoparticles. The functionalized nanofluid can keep long-term stability. and no sedimentation was observed. The functionalized nanofluid as the working fluid is applied in a thermosyphon to understand the effect of this special nanofluid on the ...
Yang XF, Liu ZH.
europepmc   +4 more sources

Experimental Investigation of Thermosyphon Thermal Performance Using Different Filling Ratio [PDF]

open access: yesEngineering and Technology Journal, 2021
The present work investigated the thermal performance of thermosyphon by using distilled water as a working fluid at different filling ratios (50%, 60%, and 70 %).
Talib Z. Farge   +2 more
doaj   +1 more source

Operational characteristics of a JEST-type loop thermosyphon with HFE working fluid (Effect of initial liquid level)

open access: yesJournal of Thermal Science and Technology, 2022
An experiment study was conducted on the operational characteristics of the JEST-type loop thermosyphon when an initial liquid level of a working fluid was lowered.
Yasushi KOITO   +3 more
doaj   +1 more source

Examining the Impact of Different Thermosyphon Diameters and Working Fluids on Their Performance [PDF]

open access: yesEngineering and Technology Journal, 2019
This work was designed to examine the effect of various thermosyphon diameters and working fluids on the thermosyphon performance. A thermosyphon made from copper tubes with three different external diameters 7, 13 and 22mm with thickness of 1mm is used ...
Talib Farge   +2 more
doaj   +1 more source

Heat transfer performance of the rectangular heat sinks with non-uniform height thermosyphons for high power LED lamps cooling

open access: yesCase Studies in Thermal Engineering, 2021
The rectangular heat sinks with non-uniform height thermosyphons are proposed for high power light emitting diode (LED) lamps cooling in this study. The combined thermal resistance network and finite volume method is developed to reveal the heat transfer
Zhi Xu
doaj   +1 more source

Experimental investigation for an innovative hybrid photovoltaic/Thermal (PV/T) solar system

open access: yesEnergy Reports, 2022
An innovative hybrid photovoltaic/Thermal (PV/T) solar system can simultaneously generate both electrical and thermal energy from solar energy. The solar PV panels in the (PV/T) solar system will generate electricity/power efficiently when the loop ...
Weiming Chiang   +4 more
doaj   +1 more source

Thermal Performance Improvement by Rotating Thermosyphon Loop in Rotor of an Interior Permanent Magnet Synchronous Electric Motor

open access: yesInventions, 2022
As an attempt to enable a further increase in the power-to-weight ratio of an electric motor by improving its cooling performance, rotating thermosyphon loops in a rotor of a permanent magnet synchronous electric motor are proposed. The effective thermal
Pey Shey Wu   +4 more
doaj   +1 more source

Experimental study of inclination angle on an internally two-phase closed thermosyphon thermal behaviour [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2023
This work studies the inclination angle effect on the two-phase closed thermosyphon (TPCT) with semicylindrical condenser internal fins. The finned thermosyphon thermal performance is studied at two different inclination angles 30o and 60o.
ahmed elshabrawy   +4 more
doaj   +1 more source

On the Dynamics of a Closed Thermosyphon [PDF]

open access: yesSIAM Journal on Applied Mathematics, 1994
Summary: This paper is concerned with the motion of a fluid due to natural convection in a closed loop. Under some suitable assumptions on the physical parameters involved, one is then led to the study of a nonlocal evolution system consisting of two coupled equations for the velocity and temperature of the fluid i.e., \[ \varepsilon {\textstyle {dv ...
openaire   +2 more sources

Effect of the Inclination Angle on the Steady-State Heat Transfer Performance of a Thermosyphon

open access: yesApplied Sciences, 2019
A two-phase closed thermosyphon is an efficient heat transfer element. The heat transfer process of this type of thermosyphon includes conduction and convective heat transfer accompanied by phase changes.
Yafeng Wu   +3 more
doaj   +1 more source

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