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Film Boiling Conjugate Heat Transfer during Immersion Quenching [PDF]

open access: yesEnergies, 2022
Boiling conjugate heat transfer is an active field of research encountered in several industries, including metallurgy, power generation and electronics. This paper presents a computational fluid dynamics approach capable of accurately modelling the heat
Robin Kamenicky   +3 more
doaj   +4 more sources

Conjugate heat transfer study of various cooling structures and sensitivity analysis of overall cooling effectiveness [PDF]

open access: yesScientific Reports, 2022
The conjugate heat transfer of a turbine blade is influenced by several factors. To analyze the influence of each factor, the published one-dimensional conjugate heat transfer model was improved through theoretical analysis in this study.
Runzhou Liu   +4 more
doaj   +2 more sources

Fully Coupled Large Eddy Simulation of Conjugate Heat Transfer in a Ribbed Channel with a 0.1 Blockage Ratio

open access: yesEnergies, 2021
Large eddy simulations are performed to analyze the conjugate heat transfer of turbulent flow in a ribbed channel with a heat-conducting solid wall. An immersed boundary method (IBM) is used to determine the effect of heat transfer in the solid region on
Joon Ahn, Jeong Chul Song, Joon Sik Lee
doaj   +2 more sources

Temperature rise characteristics for angular-contact ball bearings with oil-air lubrication based on fluid-solid conjugate heat transfer

open access: yesAdvances in Mechanical Engineering, 2021
At present, the thermal analysis of oil-air-lubricated angular-contact ball bearings uses empirical heat transfer coefficients to calculate heat transfer.
Miaomiao Li   +3 more
doaj   +2 more sources

On conjugate heat transfer in microchannel heat sinks

open access: yesInternational Journal of Thermofluids
This work aims to study the anisotropic thermal impacts of employing liquid metal fluids including Na and NaK as coolants in two metallic microchannel heat sinks. The two studied microchannel heat sinks have aspect ratios of 1 and 2 while their hydraulic
Nima Fathi   +4 more
doaj   +2 more sources

Uncertainty analysis of turbine nozzle guide vane cooling performance. [PDF]

open access: yesPLoS ONE
Conjugate heat transfer analysis plays an important role in the design of heavily cooled gas turbine vane or blade. In this study, the aerodynamic and heat transfer performance of the E3 engine nozzle guide vane is investigated through conjugate heat ...
Decang Lou   +5 more
doaj   +2 more sources

Numerical study on conjugate heat transfer in a liquid-metal-cooled pipe based on a four-equation turbulent heat transfer model

open access: yesNuclear Engineering and Technology, 2023
Conjugate heat transfer between liquid metal and solid is a common phenomenon in a liquid-metal-cooled fast reactor's fuel assembly and heat exchanger, dramatically affecting the reactor’s safety and economy.
Xian-Wen Li   +4 more
doaj   +1 more source

Numerical Simulation of the Conjugate Heat Transfer of a “Fluid–Solid Body” System on an Unmatched Grid Interface

open access: yesFluids, 2023
Recently, when modeling transient problems of conjugate heat transfer, the independent construction of grid models for fluid and solid subdomains is increasingly being used.
Aleksey Korotkov   +4 more
doaj   +1 more source

Bi-Fo time scaling method in the numerical simulation of transient conjugate heat transfer

open access: yesPropulsion and Power Research, 2021
Reliable transient thermal analysis plays a very important role in the engine safety analysis. Transient conjugate heat transfer simulation is an important way of temperature analysis.
Yu Shi   +4 more
doaj   +1 more source

Heat Transfer Characteristics of Turbulent Flow in Double-90°-Bend Pipes

open access: yesEnergies, 2023
This study evaluates the heat dissipation and Nusselt number for an S-shaped double-bend pipe, for which an experimental evaluation is lacking. In terms of the velocity field, the mean velocity and turbulent kinetic energy were measured through particle ...
Yuki Kato   +8 more
doaj   +1 more source

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