Results 1 to 10 of about 234,400 (314)

Effect of heat pipe failure on performance of residual heatremoval system with heat pipe for small lead-based reactor [PDF]

open access: yesE3S Web of Conferences, 2021
Heat pipe have the characteristics of high thermal conductivity, high safety performance, without external power, etc. In this paper, The numerical simulation CFD software FLUENT is used to study the thermal-hydraulic characteristics performance of heat ...
Hu Chongju   +4 more
doaj   +1 more source

Isothermal Performance of Heat Pipes: A Review

open access: yesEnergies, 2022
Heat pipes transfer heat via phase transformation of the working fluid, where the working fluid will keep the temperature constant and absorb or release a large amount of latent heat during phase transformation.
Hongzhe Zhang   +3 more
doaj   +1 more source

Numerical research on the cooling performance of an aircraft electromechanical actuator based on heat pipes-fuel and heat pipes-ram air cooling conception

open access: yesAdvances in Mechanical Engineering, 2022
Numerical research is carried out on the cooling performance of an aircraft electromechanical actuator (EMA) using heat pipes. The theoretical model is established to describe the heat transfer processes in the EMA, which is validated by comparing the ...
Wenlei Lian, Jinhua Zhang, Hao Wan
doaj   +1 more source

Performance of a flat grooved heat pipe with a localized heat load [PDF]

open access: yesE3S Web of Conferences, 2021
Heat pipes are phase change heat transfer devices used in wide range of heat transport applications due to their high thermal transport capacities with low temperature differences.
Sezmen Ramazan Aykut   +2 more
doaj   +1 more source

Thickness Influence of the Copper Powder Sintered Capillary Structure in the Thermal Performance of Heat Pipes

open access: yesActa Scientiarum: Technology, 2022
A selection of capillary structure of sintered copper powder for heat pipes based on the experimental thermal performance was conducted. Due to the geometric characteristics, the manufactured heat pipes can be used in electronics cooling. The heat pipes
Larissa Krambeck   +5 more
doaj   +1 more source

Hydrocarbon condensation flow and heat transfer in wave helical pipes: Effect of structure parameters

open access: yesCase Studies in Thermal Engineering, 2023
In this study, two types of wave-structured pipes for heat exchangers that are easy to process are proposed, and the condensation pressure drop and heat transfer performances for hydrocarbon refrigerant upward flow in wave helical pipes are investigated.
Shulei Li   +4 more
doaj   +1 more source

Sustainable dropwise condensation enabled ultraefficient heat pipes

open access: yesDroplet, 2023
Heat pipes play a critical role in determining the operations, safety, and energy efficiency of electronics. The main focus to improve the heat pipe performance is on the evaporator design or wicking structures.
Wei Chang   +4 more
doaj   +1 more source

“Perversity, Futility, Jeopardy”: An Economic Analysis of the Attack on Gun Control [PDF]

open access: yes, 1996
A relatively new way for utilizing the thermal performance of heat pipes is to use nanofluids as working fluids in the heat pipes. Heat pipes are effective heat transfer devices in which the nanofluid operates in the two phases, evaporation and ...
Cook, Philip J., Leitzel, James A.
core   +2 more sources

Numerical simulation of heat pipes in different applications

open access: yesInternational Journal of Thermofluids, 2022
Nowadays heat pipes are considered to be popular passive heat transfer technologies due to their high thermal performance. The heat pipe is a superior heat transfer apparatus in which latent heat of vaporization is employed to transfer heat for an ...
Hussein M. Maghrabie   +7 more
doaj   +1 more source

Testing algorithm for heat transfer performance of nanofluid-filled heat pipe based on neural network

open access: yesOpen Physics, 2020
Traditional testing algorithm based on pattern matching is impossible to effectively analyze the heat transfer performance of heat pipes filled with different concentrations of nanofluids, so the testing algorithm for heat transfer performance of a ...
Lei Lei
doaj   +1 more source

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