Results 41 to 50 of about 40,362 (216)

Thermal performance enhancement in a circular tube with louvered V-winglet inserts: effect of louver angle and opening area

open access: yesCase Studies in Thermal Engineering
This paper presents an evaluation of the thermal performance of a circular tube with louvered V-winglet inserts (LVWs) under turbulent flow conditions.
Anuwat Saenpong   +3 more
doaj   +1 more source

Loop Thermosyphon with Vapour Chamber: A Thermodynamic Study

open access: yesAdvances in Mechanical Engineering, 2014
This research presents a case study of the rating heat transfer of a loop thermosyphon with a vapour chamber (LTVC). The dimensions of the evaporator chamber were 200 × 200 × 55, 200 × 200 × 65 and 200 × 200 × 75 mm ( W × L × H ).
S. Jengsooksawat   +2 more
doaj   +1 more source

Heat Transfer Analysis of Flat Heat Pipe With Enhanced Microchannel Shape

open access: yesIEEE Access, 2021
Flat heat pipe has many excellent characteristics such as high thermal conductivity, reversibility of heat flow direction and so on. In this paper, a flat heat pipe model with multiple microchannels is established, and the effects of different ...
Pinzhong Chen, Zhongliang Pan
doaj   +1 more source

Study on the effect of gravity heat pipe arrangement onhigh temperature point of coal pile

open access: yesGong-kuang zidonghua, 2021
The existing researches have concluded that the number of gravity heat pipes, insertion depth and angle, filling rate, working fluid will affect the distribution of the internal temperature field of coal pile.
YIN Pengcheng1   +6 more
doaj   +1 more source

Experimental investigation of heat pipe performance under translational acceleration

open access: yes, 2022
S.209-219Heat pipes provide highly efficient heat transfer and are powerful tools in thermal management systems. In contrast to most established systems, heat pipes operating within moving systems such as electric vehicles or machine tools are exposed to
Voigt, Immanuel, Drossel, Welf-Guntram
core   +1 more source

Study on Heat Transfer Limitation of Liquid Metal High-temperature Heat Pipe

open access: yesYuanzineng kexue jishu, 2022
As a kind of passive equipment with high efficiency, reliability and long-distance heat transfer, heat pipe is widely used in the field of nuclear energy. The reactor with heat pipe as the main heat transfer component came into being, which is heat pipe
ZHANG Jiarui;TIAN Zhixing;WANG Chenglong;TIAN Wenxi;GUO Kailun;QIU Suizheng;SU Guanghui
doaj  

Application of the heat pipe to enhance the performance of the vapor compression refrigeration system

open access: yesCase Studies in Thermal Engineering, 2019
This paper presents an application of the heat pipe to enhance the performance of the air conditioner. The study is done in two steps. First, the effect of pertinent parameters on the heat transfer rate of the heat pipe set is investigated. Then the heat
Santiphap Nakkaew   +7 more
doaj   +1 more source

Optimization of the Fin Heat Pipe for Ventilating and Air Conditioning with a Genetic Algorithm [PDF]

open access: yes, 2006
This paper illustrates that use of a heat pipe as a heat-reclaiming device can significantly influence the air-conditioning system. It analyzes the heat transfer model of the uniform annular fin heat pipe under the condition of air conditioning.
Sun, D., Li, G., Qian, J.
core  

Internal flow pattern of the condenser section that affects the heat transfer characteristics of rectangular two-phase closed thermosyphon

open access: yesCase Studies in Thermal Engineering
This research examines the internal flow patterns within the condenser and evaporator sections that influence the heat transfer characteristics of a rectangular two-phase closed thermosyphon (RTPCT).
Kittipon Khaongam   +2 more
doaj   +1 more source

Pressure drop study of two-phase flows under condensation within capillary tubes

open access: yesInternational Journal of Thermofluids
In the present study, an experimental investigation of pressure drops in two-phase flows within capillary tubes operating at low mass flow rates under condensation conditions was conducted.
K. G. Domiciano   +3 more
doaj   +1 more source

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