Results 11 to 20 of about 1,654,660 (246)

Water pulsating heat pipe [PDF]

open access: yesEPJ Web of Conferences, 2019
The new experimental setup with copper-glass pulsating heat pipe has been constructed for investigation of the heat transfer problem. Pulsations of liquid slugs inside the heat pipe has been observed.
Cheverda Viacheslav, Ronshin Fedor
doaj   +4 more sources

Experimental Study of Pulsating Heat Pipe to Improve Photovoltaic Efficiency

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems
Pulsating Heat Pipe offers an effective passive cooling method to mitigate the efficiency drop in solar photovoltaics caused by excessive temperature.
Yuli Setyo Indartono   +2 more
doaj   +2 more sources

Pulsating heat pipe and embedded heat pipe heat spreaders for modular electronics cooling

open access: yesCase Studies in Thermal Engineering, 2023
Two-phase-based heat spreaders are highly sought electronics cooling solutions due to their superior thermal performance over conventional conduction plates.
Sai Kiran Hota   +5 more
doaj   +2 more sources

Experimental Study of Thermal Performance of Pulsating-Heat-Pipe Heat Exchanger with Asymmetric Structure at Different Filling Rates

open access: yesEnergies
Pulsating heat pipes (PHPs) are widely used in the heat dissipation of electronic components, waste heat recovery, solar energy utilization, etc., relying on the pulsating flow of the work material in the pipe and the heat transfer by phase change, and ...
Jianhong Liu   +5 more
doaj   +2 more sources

PULSATING HEAT PIPE IN HYPERGRAVITY CONDITIONS [PDF]

open access: yesHeat Pipe Science and Technology, An International Journal, 2015
A closed-loop pulsating heat pipe made of a copper tube (1.1 mm/2 mm I.D./O.D.) and filled with FC-72 has been tested in a large-diameter centrifuge (LDC) of the European Space Agency in Noordwijk at different hypergravity levels up to 20 g, different heat input levels, and different orientations with respect to the gravity direction (vertical bottom ...
MAMELI, MAURO   +4 more
openaire   +4 more sources

Heat transfer performance of Pulsating Heat Pipe with Hydrofluoroolefin

open access: yesNihon Kikai Gakkai ronbunshu, 2020
Pulsating heat pipes (PHP) are increasingly attracting attention for their potential to downsize electronic devices to be designed. Unlike conventional heat pipes, PHP maintains high heat transfer performance despite having a smaller diameter, and have a
Yosuke YASUDA   +3 more
doaj   +3 more sources

The integration of heat pipe technology into natural ventilation systems [PDF]

open access: yes, 2013
The aim of this research was to integrate heat pipe technology into natural ventilation air streams to provide passive cooling in regions of hot arid climatic conditions without the use of mechanical assistance.
Chaudhry, Hassam Nasarullah
core   +6 more sources

Vibration of a flexible pipe conveying viscous pulsating fluid flow [PDF]

open access: yes, 2000
The non-linear equations of motion of a flexible pipe conveying unsteadily flowing fluid are derived from the continuity and momentum equations of unsteady flow. These partial di!erential equations are fully coupled through equilibrium of contact forces,
Zhang, Y.L.   +2 more
core   +4 more sources

An Experimental Investigation of Micro Pulsating Heat Pipes [PDF]

open access: yesMicromachines, 2013
Two Si-based micro pulsating heat pipes (µPHPs) charged using HFE-7100 were either horizontally or vertically oriented and were tested using several heating powers. The width of each channel was 0.8 mm in one µPHP containing uniform channels, and the channel width was 1.0 mm or 0.6 mm in the other µPHP, which did not contain uniform channels. The depth
Kai-Shing Yang   +4 more
openaire   +3 more sources

Modeling of pulsating heat pipes. [PDF]

open access: yes, 2009
This report summarizes the results of a computer model that describes the behavior of pulsating heat pipes (PHP). The purpose of the project was to develop a highly efficient (as compared to the heat transfer capability of solid copper) thermal groundplane (TGP) using silicon carbide (SiC) as the substrate material and water as the working fluid.
Givler, Richard C., Martinez, Mario J.
openaire   +2 more sources

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