Results 11 to 20 of about 1,904 (245)

Unsteady heat transfer characteristics of R-407C in the subcooled flow boiling stemming from the oscillating refrigerant flow rate

open access: yesCase Studies in Thermal Engineering, 2023
The objective of this experiment is to investigate the unsteady heat transfer of R-407C subcooled flow boiling (SCFB) due to the oscillating refrigerant flow rate within a narrow tube oriented horizontally for application in energy efficiency air ...
Wen-Ken Li   +4 more
doaj   +1 more source

Numerical investigation of heat transfer performance and bubble behavior of nucleate pool boiling in a confined space under rolling conditions

open access: yesEnergy Storage and Saving, 2023
Nucleate pool boiling process is widely used in heat exchangers because of its excellent heat transfer performance. With the gradual increase of applications, more and more equipments work in a non-static state, but there is little research under rolling
Jianjie Cheng   +5 more
doaj   +1 more source

Parameter Study of Boiling Model for CFD Simulation of Multiphase-Thermal Flow in a Pipe

open access: yes한국해양공학회지, 2021
The demand for eco-friendly energy is expected to increase due to the recently strengthened environmental regulations. In particular, the flow inside the pipe used in a cargo handling system (CHS) or fuel gas supply system (FGSS) of hydrogen transport ...
Soh-Myung Chung   +4 more
doaj   +1 more source

Boiling in nanopores through localized Joule heating: Transition between nucleate and film boiling

open access: yesPhysical Review Research, 2022
The transition from nucleate to film boiling on micro/nanotextured surfaces is of crucial importance in a number of practical applications, where it needs to be avoided to enable safe and efficient heat transfer.
Soumyadeep Paul   +3 more
doaj   +1 more source

Enhanced nucleate boiling heat transfer on bubble-induced assembly of 3D porous interconnected graphene oxide/silver nanowire hybrid network

open access: yesCase Studies in Thermal Engineering, 2022
Due to an increasing trend of size diminution, integration, and multifunctionality, the heat load on electronic devices is constantly increasing. Though nucleate boiling is regarded to be the most efficient mode of heat transfer, it still has much room ...
Nurettin Sezer   +3 more
doaj   +1 more source

Pool Boiling Heat Transfer Using Nanofluids [PDF]

open access: yesEngineering and Technology Journal, 2015
Nucleate pool boiling regime can be considered as one of the most effective ways to make a viable great amount of heat exchange in a relatively small area. To investigate the characteristics of HTC (Heat Transfer Coefficient) enhancement using nanofluids,
Jamal M.Ali   +2 more
doaj   +1 more source

Thermal management of power electronics using nanofluids and nucleate boiling heat transfer technique

open access: yesEnergy Reports, 2022
Nucleate boiling is an efficient solution for thermal management of power electronics where high-intensity heat flux needs to be transferred in a compact space.
S.A. Khan, M. Koç
doaj   +1 more source

Numerical simulation of nucleate pool boiling under high pressure using an initial micro-layer thickness model

open access: yesCase Studies in Thermal Engineering, 2022
Micro-layer evaporation is one of the main phase change mechanisms in nucleate pool boiling. However, the influence of pressure on micro-layer evaporation remains unclarified.
Ning Qiu   +3 more
doaj   +1 more source

Implementation of the mechanistic wall boiling model in IC engine cooling gallery simulation

open access: yesMATEC Web of Conferences, 2018
The ever increasing power rates of modern IC engines pose a great challenge for maintaining the optimal temperature conditions. The current trend in the thermal management of IC engines is to utilize the limited and controlled nucleate boiling to achieve
Abyzov Oleg   +2 more
doaj   +1 more source

Reconsidering the influence of the mass flux during nucleate flow boiling in a horizontal heated pipe

open access: yesAIP Advances, 2021
The heat transfer rate during nucleate flow boiling conditions inside a horizontal heated pipe is assumed to increase with the heat flux until the boiling crisis while being independent of the mass flux.
Subhanker Paul   +3 more
doaj   +1 more source

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