Results 11 to 20 of about 1,709,189 (107)

Thermal hydraulic behavior of a large dimension hybrid heat pipe/oscillating heat pipe

open access: yesCase Studies in Thermal Engineering
Similar to the layout of an oscillating heat pipe (OHP), a quartz hybrid heat pipe (HHP) with an inner diameter of 5 mm, exceeding 59.7 % of the capillary threshold of OHP, was designed.
Lilin Chu   +6 more
doaj   +2 more sources

Verification experiment of maximum hydraulic diameter in a novel three-dimensional asymmetric oscillating heat pipe

open access: yesCase Studies in Thermal Engineering
A novel three-dimensional asymmetric oscillating heat pipe (3DAOHP) with unequal curvature radius of upper and lower bends has been designed. Setting the basic factor of diameter from 1.9 mm to 6.2 mm, a verification experiment on the criterion of ...
Lilin Chu, Jin Xu, Zheng Li, Xu Zhao
doaj   +2 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

Study on Temperature Controllable Oscillating Heat Pipe [PDF]

open access: yes, 2009
Spacecraft for future scientific missions demand evolutional thermal control technologies with small resources of power and weight. An accurate temperature control technology of light weight is especially important.
宮崎, 芳郎   +3 more
core   +2 more sources

A Novel Approach on the Advancement in Polymer Phase Change Material in Solar Energy

open access: yesInternational Journal of Photoenergy, Volume 2022, Issue 1, 2022., 2022
A wide interest has been shown in the application of solar energy in recent times. This motivated the researchers to make a development in the approach of solar energy, but there are different technologies like MPPT, CPG, and grid mode that have been used to maintain a constant temperature.
G. Jegan   +5 more
wiley   +1 more source

A Review of Working Fluids and Flow State Effects on Thermal Performance of Micro-Channel Oscillating Heat Pipe for Aerospace Heat Dissipation

open access: yesAerospace, 2023
A MCOHP (micro-channel oscillating heat pipe) can provide lightweight and efficient temperature control capabilities for aerospace spacecraft with a high power and small size.
Xiaohuan Zhao   +4 more
doaj   +1 more source

Fluid flow and heat transfer in a dual-wet micro heat pipe [PDF]

open access: yes, 2007
Micro heat pipes have been used to cool micro electronic devices, but their heat transfer coefficients are low compared with those of conventional heat pipes. In this work, a dual-wet pipe is proposed as a model to study heat transfer in micro heat pipes.
Watson, S.J., Wong, H., Zhang, J.
core   +1 more source

Thermal Performance of Oscillating Heat Pipe with Ethanol/Methanol for Heat Recovery Application Design [PDF]

open access: yes, 2017
As one of the two-phase heat transfer technology, Oscillating Heat Pipe (OHP) gains popularity in heat pipe technology recently. OHP has an excellent performance, simple structure, low production cost and high flexibility for a wide range of applications.
Winarta, Adi; Politeknik Negeri Bali Program Studi Tata Pendingin dan Tata Udara, Jurusan Teknik Mesin. Applied Heat Transfer Research Group, Departement of Mechanical Engineering, Universitas Indonesia.   +2 more
core   +1 more source

A manufacturing method of integrated ceramic heat spreaders embedded with interconnected microchannels

open access: yesMaterials & Design, 2019
In this study, a fabrication method is developed to manufacture an integrated alumina heat spreader embedded with an oscillating heat pipe (OHP). This novel manufacturing process simplifies the fabrication of the microchannels inside the ceramic and ...
Bohan Tian   +4 more
doaj   +1 more source

Thermodynamic Analysis of the Dryout Limit of Oscillating Heat Pipes

open access: yesEnergies, 2020
The operating limits of oscillating heat pipes (OHP) are crucial for the optimal design of cooling systems. In particular, the dryout limit is a key factor in optimizing the functionality of an OHP.
Florian Schwarz   +4 more
doaj   +1 more source

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