Results 1 to 10 of about 129 (110)

Micro‐Scale Ice Shoveling Effect Induced by Magnetic‐Responsive Microfins [PDF]

open access: yesAdvanced Science, Volume 11, Issue 46, December 11, 2024.
This study develops a new de‐icing solution by constructing a magneticdriven moveable surface. A novel micro‐scale ice shoveling effect is induced by the localized destruction of the ice adhesion interface owing to the inhomogeneous surface deformation is demonstrated.
Yiyi Chen   +5 more
wiley   +2 more sources

Heat Transfer Performance of Microfin Tubes and -Three-Dimensional Heat Transfer Tubes

open access: yesChemical Engineering Transactions, 2022
Condensation heat transfer characteristics under different working conditions were studied to determine the heat transfer performance in horizontal, smooth and enhanced heat transfer tubes.
David J. Kukulka, Rick Smith, Wei Li
doaj   +2 more sources

Experimental Study of Condensation Heat Transfer and Pressure Drop inside a Small Diameter Microfin and Smooth Tube at Low Mass Flux Condition

open access: yesApplied Sciences, 2018
This study was made to investigate the condensation local heat transfer and adiabatic pressure drop of R134a inside a 2.5 mm outside diameter smooth and microfin tube at low mass flux condition.
M. Khairul Bashar   +3 more
doaj   +3 more sources

Influence of Microfin Tube on Heat Transfer during Flow Boiling of R134a Refrigerant

open access: yesJournal of Engineering
This research looks into the domination of flow boiling on the efficiency and sustainability of refrigeration and air conditioning systems. Specifically, it focuses on the characteristics related with heat transfer of refrigerant R134a within both smooth
Neeraj Kumar Vidhyarthi   +6 more
doaj   +2 more sources

Numerical study on thermal-hydraulic characteristics of flattened microfin tubes

open access: yesChemical Product and Process Modeling, 2022
Abstract The thermal-hydraulic characteristics and performance of the circular and flattened straight tubes with longitudinal inward microfins are studied with isothermal wall condition and Reynold numbers (Re) between 10,000 and 30,000.
Ankit Rajkumar Singh   +1 more
openaire   +2 more sources

A Review of Flow Boiling Heat Transfer in Microfin Tubes

open access: yesZhileng xuebao, 2015
Microfin tubes widely used in the refrigeration and air conditioning play an important role in enhancing the condensation and evaporation heat transfer. Experimental research and empirical correlations of flow boiling heat transfer in microfin tubes was ...
Yan Yuting, Wang Huasheng, Li Junming
doaj   +1 more source

Condensation of Hydrocarbons in Compact Smooth and Microfinned Tubes [PDF]

open access: yesEnergies, 2021
A database for flowing condensation of three hydrocarbons, namely propane (R290), isobutane (R600a), and propylene (R1270), is extended by experimental tests in a smooth tube and two microfinned tubes with an increase of heat exchange area of 1.51 and 2.63, respectively. The outer diameter for all of the test tubes was 5 mm.
Ehsan Allymehr   +3 more
openaire   +2 more sources

Enhancing Heat Transfer Performance: Nanofluids Application in Helical Microfin Tube Concentric Heat Exchangers [PDF]

open access: yesE3S Web of Conferences, 2023
This manuscript explores the application of nanofluids in helical microfin tube concentric heat exchangers and investigates the potential for improved heat transfer performance.
Tama Dida Efendi Hilbran   +4 more
doaj   +1 more source

A theoretical investigation on the evaporative heat transfer of co2 in smooth and microfin tube

open access: yesJournal of Thermal Engineering, 2021
Nowadays, global environmental events such as thinning of the ozone layer and climate changes are increasing. These types of events are not only affecting all creatures living on the Earth, but also decreasing the quality of life.
Pınar ALATAŞ, Derya Burcu ÖZKAN
doaj   +1 more source

Heat transfer performance of R1234yf for convective boiling in horizontal micro-fin and smooth tubes [PDF]

open access: yesE3S Web of Conferences, 2020
This study analyses the performance of heat transfer process which occurs in the convective boiling of Hydro fluoro Olefin (HFO) refrigerant, R1234yf, in horizontal tube.
Phan Thanh Nhan   +3 more
doaj   +1 more source

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